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SUPPORT MOUNTING, CARRIER OR FAIRING STRUCTURE

Subclass of:

416 - Fluid reaction surfaces (i.e., impellers)

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
416245000 Spinner or fairwater cap 14
416244000 Turbo machine 13
416246000 Selectively adjustable impeller mount 8
416244000 Water or marine propellers 1
20100074761Impeller assembly - An impeller assembly is revealed. The impeller assembly includes a base arranged with at least one impeller. The base has a flow guide surface disposed with at least one mount location set thereof. The mount location set is composed of a plurality of locking slots and a mounting region while each locking slot connects the mounting region with the flow guide surface. The impeller includes a mounting part mounted into the mounting region of the base and a plurality of blades is arranged around the mounting part. A reinforcing piece is disposed between the inner edge of the blade and the mounting part for connection, and is mounted into the locking slot correspondingly. By such design, the structural strength of the weak region between the mounting part and the blade is increased and this favors precise location and assembly of the impeller with the base.03-25-2010
20100074760Supporting system for suspended wind turbines - In a preferred embodiment, a supporting system for suspended wind turbines placed in mountainous areas and cliff seashores. The system includes: substantially vertical support the turbine is attached to and a turbine coupled using a mechanism allowing a full-circle rotation of the turbine around the support. A carrying cable stretched over the ground carries downward vertical loads applied to the system, and a number of guy ropes, placed angularly to each other, carry applied wind loads. In the second and the third versions of the invention it is disclosed modifications of the main structural system for supporting vertical-axis wind turbines and the turbines placed in cliff seashore.03-25-2010
20120244008IMPELLER STRUCTURE - An impeller structure includes a hub, a plurality of blades, and a plurality of reinforcing ribs. The blades are extended from the hub, and the reinforcing ribs are disposed annularly and separately between the blades. The strength of the impeller structure is improved by the reinforcing ribs, and the interference between the inner and outer flow fields of the blades is reduced by the reinforcing ribs. Also, a fan including above-mentioned impeller structure is disclosed.09-27-2012
20130078109OFFSHORE WIND TURBINE STRUCTURES AND METHODS THEREFOR - Structures and methods for elevating and retracting offshore wind turbine assemblies. Structures and methods are presented for elevating and retracting offshore wind turbine assemblies mounted on a tower in order to facilitate both service of the assemblies at any time, as well as preservation of the assemblies through storms or other high-wind weather events. Among the structures presented are folding wind turbine blades that may be folded into compact clusters and secured to braces in order to minimize damage during storms or other high-wind events.03-28-2013
20130034450WIND POWER PLANT WITH MODULAR TOWER SYSTEM - A wind power plant tower having a multiplicity of tower segments which are arranged one on top of the other and enclose an interior tower space, and at least two system components from the group of a conductor, a lighting and a climbing device for operating personnel arranged in the tower inner space. Segments for the system components are structurally combined with a beam to form a separate supply module spanning a number of tower segments. The laborious assembly of the system components can thus be carried out at ground level, and only the supply module thus completed, which spans a number of segments, is then mounted in the tower. This obviates the need for a considerable amount of work in the form of hazardous working in the tower.02-07-2013
20130034449GAS TURBINE ENGINE ROTOR CONSTRUCTION - A gas turbine rotor is provided with a longitudinal stack of blade supporting disks each including a medial web and a radially outer rim. The disks are spaced from one another by axial gaps. The disks include recesses in the forward and aft major surfaces thereof proximal to the juncture of the webs and rims thereof. Annular spacers received with the recesses in the disks span the axial gaps and provide a load path for the axial compressive preloading of the disks and the transmission of torque along the disk stack.02-07-2013
20130078108CEILING FAN MOTOR ADAPTER - A ceiling fan motor (03-28-2013
20100040477WIND TURBINE WITH ADDITIONAL BLADE-END SUPPORT - The present invention relates to a wind power plant. It comprises a stator, a rotor, which is supported by the stator, a circular guide device, which has a plurality of fastening points provided on the periphery, at least two rotor blades, which each at the proximal end thereof are rotatably supported on the rotor and with the distal end thereof are rotatably supported by the annular guide device, and a plurality of tensioning ropes, which under tension connect the fastening points of the circular guide device to the stator for stable holding of the circular guide device in a position that is concentric to the rotor.02-18-2010
20100135821TRANSPORTABLE WIND TURBINE TOWER - A tower having a plurality of axial sections is provided. The tower includes at least one lower axial section having a non-circular cross-section in at least a portion thereof. The lower axial section is located near a bottom of the tower. At least one upper axial section has a substantially circular cross-section in at least a portion thereof, and is located near a top of the tower. The tower has a cross-sectional profile that transitions from the non-circular cross-section to the substantially circular cross-section, and an outer diameter of the tower is less than a designated maximum diameter.06-03-2010
20130045110LIFTING DEVICE FOR A ROTOR OF A WIND TURBINE - The invention relates to a lifting device for a rotor of a wind turbine, consisting of a turbine hub and rotor blades fixed thereon, having the following components: at least one receiving device which can be fixed to a blade root region of the rotor; guiding means which can be attached to the receiving device and which has at least one carrier element for receiving and fixing cable carriers, wherein the carrier element is connected to the guiding means in a movement-flexible manner such that the rotor is aligned properly for assembly before being assembled on a rotor shaft of the wind turbine. The aim of the invention is to provide a lifting device for rotors which is easy to assemble and disassemble and which enables the rotor to automatically align into a correspondingly optimal bearing position for assembling onto the turbine hub when undesired torque acts on said rotor.02-21-2013
20130045108FAN MODULE - A fan module includes a fan, a bracket, a number of first fasteners, and a number of second fasteners. The bracket includes a base wall defining a number of locking holes. The fan includes a side plate defining a number of mounting holes. Each of the first fasteners includes a pole, a head portion, and a locking portion. A through hole is defined in the first fastener. A block protrudes on an inner surface of the through hole of the first fastener, aligning with the locking portion. Each of the second fasteners includes a shaft. The pole extends through the locking hole and the mounting hole of the fan. The shaft extends through the through hole of the first fastener to engage with the block, to deform the locking portion. Therefore the locking portion is locked to an inner surface of the side plate of the fan.02-21-2013
20130045109FAN MODULE - A fan module includes a fan, a supporting rack, and a number of fasteners. The fan includes two opposite plates. A number of mounting holes are defined in each plate. The supporting rack includes a base and two opposite sidewalls extending up from the base. The fan is accommodated among the base and the sidewalls. Each fastener is made of vibration-resistant material, and includes an engaging portion sandwiched between a corresponding plate of the fan and a corresponding sidewall, and a latching portion extending from the engaging portion and latched to the corresponding mounting hole of the fan.02-21-2013
20090035149FAN ROTOR - A fan rotor includes a hub (02-05-2009
20100143150FAN MOUNTING ASSEMBLY - A fan mounting assembly includes a fan, a supporting device, two fixing devices, and two magnetic units. The fan includes a frame having two spaced walls, and at least two spaced fixing holes are defined in each of the walls. The fixing devices are oppositely mounted to the supporting device and sandwich the fan therebetween. Each of the fixing devices includes a fixing plate and two fixing arms perpendicular to the fixing plate. The fixing arms of the fixing devices are made of ferromagnetic material and align with the fixing holes of the fan respectively. Each of the magnetic units includes two magnets. Each magnet of the magnetic units engages in a corresponding one of the at least two fixing holes of a corresponding wall of the fan and attracts a corresponding fixing arm, to make the fixing arms clamp the fan.06-10-2010
20120163990COMPOSITE MATERIAL PANEL STRUCTURE AND MANUFACTURING METHOD - The present invention provides a composite material panel structure and a manufacturing method thereof with which an anti-lightning function can be realized without adding a separate anti-lightning structure to the composite material panel structure. In a composite material panel structure formed from a composite material panel containing reinforcing fibers, the composite material panel includes: a fiber-reinforced base material impregnated with a matrix resin; a conductive mesh sheet disposed on one surface side of the fiber-reinforced base material; and a bag film disposed on the one surface side of the fiber-reinforced base material so as to sandwich the conductive mesh sheet. The conductive mesh sheets of a plurality of the composite material panels are electrically connected to each other.06-28-2012
20130052034NON-ROTATING STATIONARY GROUND TUBE FOR A WIND FAIRING - A stationary ground tube for use in an aircraft rotor fairing includes a first cylindrical portion including a first bore aligned along a longitudinal axis, the cylindrical body portion having a tubular body from a first end to a second end; and a second cylindrical portion coupled to the first cylindrical portion, the second cylindrical portion including a second bore aligned along the longitudinal axis. The second cylindrical portion is coupled to the aircraft rotor fairing via at least one attachment device.02-28-2013
20130089433CONVERTIBLE WIND TURBINE NACELLE COVER - A convertible nacelle cover with an integrated platform for avoiding the use of auxiliary devices when performing maintenance operations on the components of a wind turbine nacelle, in cases in which the nacelle is not large enough to allow workers standing in it.04-11-2013
20130089432SHAFT ASSEMBLY FOR A GAS TURBINE ENGINE - A shaft assembly for a gas turbine engine that includes a shaft with a threaded shaft segment, an annular rotor disposed on the shaft, and annular stack nut. The stack nut includes a base nut segment and a clamping nut segment. The base nut segment includes a threaded nut bore that is mated with the threaded shaft segment. The clamping nut segment axially extends from the base nut segment to a load bearing surface. The clamping nut segment includes a radial thickness that decreases as the clamping nut segment extends from the load bearing surface towards the base nut segment. The load bearing surface exerts a force against the rotor securing the rotor to the shaft.04-11-2013
20130058792MODULAR WIND TURBINE HAVING A ROTATING FEATURE AND METHOD OF USE THEREOF - A modular multi-turbine unit of fixed toroidal support structures having a rail system designed to allow each of the plurality of turbines to rotate to a most efficient position relative to the wind for generating power, a computer control system capable of positioning each of the plurality of turbines to most effectively generate power from the wind, preventing damage to the turbines, and providing a wind predictive model based on the wind characteristics for the area in which the wind turbine is located.03-07-2013
20120189461Welded Rotor, a Steam Turbine Having a Welded Rotor and a Method for Producing a Welded Rotor - A welded rotor, a steam turbine having a welded rotor, and a method of producing a welded rotor are disclosed. The welded rotor includes a high pressure section and an intermediate pressure section. The high pressure section includes a high temperature material section joined to a low temperature material section.07-26-2012
20130064678JACKET STRUCTURE FOR OFFSHORE CONSTRUCTIONS - A jacket structure for offshore constructions, particularly for offshore wind turbines, includes a number of first and second profiles, whereby the first profiles have rods in axial alignment and the second profiles have rods in an angled alignment relative to the first profiles. A number of node members are provided, whereby a connection of aligned profiles and/or aligned profiles and node members is established by connecting means with at least two fastening points and at least one elongate tension element extending between the fastening points. The at least one elongate tension element at least partially penetrates through the respective aligned profiles and/or aligned profiles and node members.03-14-2013
20120114502LOCKING DEVICE - A locking device including a hoop, the hoop curling up to form an axial mounting hole in the middle. An upper convex block, a lower convex block, a middle aperture, a left aperture, a right aperture, an upper convex ear, a lower convex ear, an upper guiding inclined plane, and a lower guiding inclined plane are disposed in the device. The upper convex block and the lower convex block move axially to narrow the middle aperture, the upper guiding inclined plane and the lower guiding inclined plane contact with each other to make the upper convex block and the lower convex block to move circumferentially to narrow both the left aperture and the right aperture and enable the hoop to tightly hold objects inside the axial mounting hole. The locking device has a simple structure, low cost, robust connecting structure, convenient and efficient assembly and disassembly processes.05-10-2012
20120114501Pivoting structural cellular wall for wind energy generation - The present invention relates to a device and method associated with the device. It is a wall for collecting wind energy, holds multiple wind turbines at increased heights, the device also pivots around a central point and keeps the turbines aligned into the direction of the wind. This device can be used to increase the yield of energy collected from the wind and to place wind turbines in stronger winds. The device enables turbines to be located within the structure. The rotation is around a center pivot point with the outer vertexes of the triangle free to move. With respect to the method, the modular cells locate the wind turbines in higher wind speeds. The wind flows around and through the cell structure creating beneficial vortexes. The wind is converted into energy at the turbine, at the conclusion of these steps wind energy is converted into electrical power.05-10-2012
20120114499FAN MODULE - A fan module including two brackets, two holders and a fan is provided. Each bracket has a first assembling portion formed thereon. The holders are mounted to the brackets and located between the two brackets. Each of the holders has two second assembling portions, and one end of each of the second assembling portions being connected with the first assembling portions correspondingly. The fan is assembled between the holders.05-10-2012
20120134841YAW BEARING ASSEMBLY AND TOWER FOR WIND TURBINE - A tower for a wind turbine is disclosed. The tower includes an outer shell defining a yaw axis and a main frame for a nacelle. The tower further includes a first yaw bearing and a second yaw bearing each connecting the outer shell and the main frame. The first yaw bearing and the second yaw bearing are spaced apart from each other along the yaw axis and each rotatable about the yaw axis.05-31-2012
20110280734COMBINING STRUCTURE FOR THE DECORATING SHELL OF A CEILING FAN - A combining structure for the decorating shell of a ceiling fan includes an outer shell and a decorating cover. The bottom of the outer shell has a connecting hole. The rim of the connecting hole is formed upward with at least two opposite notches. Each of the notches is bent downward with a blocking rim that gradually converges. The decorating cover has an annular shape, and is mounted on the bottom of the outer shell. The inner rim of the decorating cover is protruded upward with an inner rim wall that goes through the connecting hole of the outer shell. The outer surface of the inner rim wall is protruded outward with a protruding part for each of the notches on the outer shell. The protruding parts go through the notches and urge and position on the blocking rim at the bottom of the outer shell.11-17-2011
20110280733STRUCTURE OF DECORATING SHELL FOR CEILING FAN - A structure of the decorating shell for a ceiling fan includes an outer shell and a decorating cover. The bottom of the outer shell has a connecting hole. The surrounding surface at the bottom of the outer shell has at least two opposite grooves. The decorating cover has an annular shape and is correspondingly disposed at the bottom of the outer shell. The outer rim of the decorating cover is protruded upward with hook parts to engage with the grooves. At least one elastic body is interposed between the inner rim and the outer rim of the decorating cover. When the decorating cover is mounted onto the bottom of the outer shell, the elastic body is squeezed by the outer shell and the decorating cover to urge against the surrounding surface at the bottom of the outer shell.11-17-2011
20090035150Surface aerator impeller design including stabilizer cylinder - A surface aeration impeller incorporating a stabilizer cylinder that damps out and eliminates any sustained oscillatory or vibratory displacements normal to the axis of rotation when the impeller is in operation. The surface aeration design operates in a mechanically stable fashion under diverse loading conditions and at any static liquid level submergence of the impeller.02-05-2009
20080292468Stiff-in-Plane Gimbaled Tiltrotor Hub - A rotor-hub for a rotary-wing aircraft is disclosed. The rotor-hub comprises a yoke comprising a plurality of yoke arms and a plurality of yoke straps, wherein the yoke arms are joined together by the yoke straps, and wherein a plurality of inner walls of the yoke define a central void space. A pitch horn is movably connected to the yoke and a portion of the pitch horn is located within the central void space. A connecting shell is fixedly attached to the yoke.11-27-2008
20100266420Fixture for Gripping an End of a Member - A fixture to be connected to an end of a large member, such as wind turbine blade and wind turbine tower sections is provided. The fixture allows for a high degree of flexibility with regard to size of the end and arrangement of holes in the flange of the member.10-21-2010
20110299997HANDLING A WIND TURBINE NACELLE - In order e.g. to increase safety, flexibility and simplicity when handling a wind turbine nacelle 12-08-2011
20110206535Airflow diffuser (diffuser fan) and air conditioner - An airflow diffuser including a blade wheel that includes blade members, spoke members and a hub member supporting the spoke members, and that is located so that air blown out from an air outlet of an air conditioner comes in contact over a path of rotation of the blade members, a shaft member forming an axis of rotation of the blade wheel. The blade wheel is capable of being freely rotated by at least just the air that is blown out from the air outlet.08-25-2011
20110142683Floating Underwater Support Structure - A floating underwater support structure is disclosed. The underwater support structure includes a joint capable of rotation and angular movement along two or three axes coupled to a truss. The truss is capable of sustaining loads in tension, compression, and bending, and comprises one or more elongate, rigid members. The elongate, rigid members are capable of sustaining loads in at least tension and compression. A buoyant member positioned between or around the members of the truss at a predetermined distance below the water provides a buoyant force that typically exceeds the weight of the entire structure. In deeper water, cross bracing may be provided between the members of the truss, and in particularly deep water, a single tendon may connect between the joint, typically anchored to the floor of the body of water, and the truss. The support structure may be used to support wind turbines and other structures.06-16-2011
20110027100MOBILE WIND POWER STATION - A mobile wind power station includes a wind turbine secured to a tower. A base of the tower is coupled to a support, which includes a mobile, surface-mounted pedestal and a plurality of bolts. The plurality of bolts extend upwardly from the mobile, surface-mounted pedestal and are received in the base of the tower.02-03-2011
20110268580Axially segmented guide vane mount for a gas turbine - A stator blade carrier for a gas turbine is provided. The stator blade carrier includes a plurality of axial segments. At least one axial segment is designed as a tubular lattice structure. This allows a simpler design technically and a more flexible adaptation to the temperature profile present on the stator blade carrier to maintain operational safety.11-03-2011
20110076154SUPPORT FOR A LARGE VERTICAL AXIS WIND TURBINE - A support for a large vertical axis wind turbine including a tower frame, a platform, a vertical central axis, and a vertical axis windmill including a plurality of blades and supporting arms. The platform is disposed on the tower frame for installing and fixing a generator. The vertical central axis and the vertical axis windmill are supported by the tower frame. The tower frame is a truss structure and includes at least three sub-tower frames which are in parallel with each other and form a regular polygon from top view. The sub-tower frames are a hollow truss structure. The ratio of a diameter of the vertical axis windmill to a distance between two adjacent sub-tower frames is between 2.5 and 6. The ratio of the diameter of the vertical axis windmill to a height of the tower frame is between 3 and 0.5.03-31-2011
20110076153STEAM TURBINE ROTOR AND STEAM TURBINE USING THE SAME - To provide a steam turbine rotor and a steam turbine which are highly reliable.03-31-2011
20080286114PORTABLE FAN - A self-contained, easy to assemble, low cost, universal, and safe fan for use on a pole. The fan can oscillate in either a horizontal or vertical direction. The fan can rotate about the pole. The fan can be positioned in multiple directions and positions.11-20-2008
20080279694FAN AND FAN ASSEMBLY - A fan includes an impeller, a motor, a circuit board, a fan frame and a connecting member. The motor is used to drive the impeller to rotate. The circuit board is electrically connected to the motor. The impeller and the motor are accommodated in the fan frame. The connecting member is disposed at one side of the fan frame. The circuit board is disposed between the connecting member and the fan frame. Also, a fan assembly including such two fans is also disclosed.11-13-2008
20120141294GAS TURBINE ROTOR CONTAINMENT - A gas turbine engine has a spool including compressor and turbine rotors connected by a first shaft. The first shaft extends concentrically around a second shaft. The first shaft forward end has a portion with an inner diameter of close tolerance with the second shaft. The second shaft has a region of enlarged diameter located axially aft of the compressor rotor but axially forward of the forward end of the first shaft. The region of enlarged diameter has a diameter greater than the inner diameter of the forward end portion of the first shaft to cause the region of enlarged diameter of the second shaft to engage the first shaft in interference in the event that the second shaft is moved axially aft relative to the first shaft more than a pre-selected axial distance.06-07-2012
20080286113High Speed Type Impeller - Disclosed is a high speed type impeller, including: a body having a shaft coupling hole into which a rotation shaft of a motor is coupled, the outer circumference of the body being widened from the top to bottom end in the insertion direction of the rotation shaft to form a bent surface, a step portion shadowed in the radial direction being formed on the top end of the body; a plurality of blades installed on the bent surface of the body to be bent at a predetermined angle to the rotation shaft direction; and an upper reinforcing ring installed at the step portion of the body. Even through the impeller is made of a low cost material, the reinforcing ring reinforces the weak portion of the impeller to improve durability. Reliability of the impeller is attained with high economical efficiency.11-20-2008
20130216393RADIAL IMPELLER WITH A RADIALLY FREE BASIC RIM - The invention provides an impeller designed to be mounted on a rotary shaft. The impeller comprises a basic rim provided with blades protruding on one surface of the basic rim, and a hub capable of being coupled to the basic rim and to the rotary shaft. In certain embodiments, the impeller comprises an annular plate and the hub, the plate and the basic rim are configured to interact together so as to hold the basic rim axially and to maintain a freedom of radial deformation of the basic rim relative to the hub and to the plate.08-22-2013
20130011273WIND TURBINE AND METHOD OF CONSTRUCTION OF A WIND TURBINE - Disclosed is a wind turbine with a nacelle and a rotor, the rotor including a number of blades and a hub, the nacelle and the hub being connected with each other in an interface region, the wind turbine further including a transport system for transporting hydraulic and/or pneumatic fluid from the nacelle into the hub. The transport system includes a rotary unit as a connection through which the fluid passes and a part of which rotates in operation together with the hub which rotary unit is positioned in the hub at a position distanced from the interface region facing away from the nacelle, the transport system further including a pipe system leading from the interface region into the hub to the rotary unit and being fixed in its position. The disclosure also concerns a method of construction of such wind turbine.01-10-2013
20120141293NI-BASED HEAT RESISTANT ALLOY, GAS TURBINE COMPONENT AND GAS TURBINE - A Ni-based heat resistant alloy has a composition of, by mass percent, carbon: 0.001 to 0.1%, chromium: 16 to 22%, aluminum: 0.5 to 1.5%, molybdenum: 0.1 to 2.0%, tungsten: 0.1 to 6.0%, niobium: 3.5 to 5.5%, titanium: 0.8 to 3.0%, iron: 16 to 20%, and the balance being nickel and inevitable impurities. A parameter Ps indicating a segregation tendency is in a range of Ps≧−3.5. The parameter Ps is represented by Formula (1).06-07-2012
20120070304ROTOR LOCK FOR A WIND TURBINE - A locking arrangement for locking a hub (03-22-2012
20130121840FRAME ASSEMBLY OF RING-TYPE FAN WITH PRESSURE-RELEASING FUNCTION - A frame assembly of a ring-type fan with a pressure-releasing function includes a fan wheel, a pressuring-releasing portion, and a frame body. The fan wheel is received in an accommodating space of the frame body. The fan wheel has a hub and a plurality of blades. The pressure-releasing portion is formed on free ends of the blades and has a stopping wall and a flange extending from one end of the stopping wall. A pressure-releasing channel is formed between the stopping wall and an inner wall of the frame body. With the pressure-releasing portion being formed on the free ends of the blades, the present invention is capable of delaying the deceleration, improving the fan performance, and reducing its noise.05-16-2013
20110142680OFFSHORE WIND TURBINE GENERATOR - Provided is an offshore wind turbine generator capable of withstanding unevenly distributed stress with a simple and inexpensive structure and of maintaining reliability in terms of strength. An offshore wind turbine generator includes a nacelle that rotatably supports a rotor head, and a tower portion that supports the nacelle and yaws integrally with the nacelle, and a structure portion that bears the strength of the tower portion has a higher strength against a load in a direction included in a plane having a rotation axis of the rotor head and an extending direction of the tower portion than the strength of the structure portion against a load in a direction included in other planes including the extending direction of the tower portion.06-16-2011
20090232659CONCRETE TO FABRICATE THE NACELLE OF A WIND TURBINE - A structure of a wind turbine selected from the group consisting of: a nacelle of a wind turbine, a hub of a wind turbine, and fairings of a wind turbine is described. The structure includes a structure housing comprising a concrete material.09-17-2009
20110229341IMPELLER FOR A FAN - An impeller for a fan having a hub that can be easily fastened to a shaft is disclosed. A multiplicity of vanes is fastened to the hub. At least one elastic damping body is provided in the hub between the receptacle and the vanes to damp the transfer of vibrations from the shaft to the vanes, and prevent vibration of the vanes relative to each other. A slotted central sleeve in the inner section of the hub forms the receptacle for the shaft and is surrounded by an annular spring.09-22-2011
20110229340PENTAGONAL TRUSS UNIT FOR TURBINE OF GENERATOR AND STRUCTURE FOR GENERATION PLANT USING THE SAME - The present invention relates to a pentagonal truss structure for generator and its structure for use in generation plant purpose. The purpose is to provide pentagonal truss structure for generator where solid support of turbine is possible by having truss structure configuration support device and convenient maintenance or replacement work of installed turbine, and generator purpose structure using pentagonal truss structure. Thus, present inventions is located at each upper and lower section of turbine as upper support and lower support to support the rotating turbine, each vertex of above upper and lower support are interconnected, but connect vertex of one support to two vertexes of other support, creating numerous coupling elements forms several triangle shaped truss structure sides, thus above higher support with regular pentagonal planar structure with upper left and right sides, lower left and right sides, and bottom side is composed, above lower support with regular pentagonal planar structure with upper left and right sides, lower left and right sides, and bottom side is composed, and upper left and right sides of lower support is located vertically below the bottom side of higher support, bottom side of lower support located vertically below upper left and right sides of upper support where one side of upper support and one side of bottom support that is located diagonally can maintain mutual parallel, a pentagonal truss unit for turbine of generator and structure for generation plant using the same are the technical essentials.09-22-2011
20110229339METHOD OF MANUFACTURING STEAM TURBINE ROTOR AND STEAM TURBINE ROTOR - A method of manufacturing a steam turbine rotor which includes an ultra-high temperature side portion in which ultra-high temperature steam flows and a high temperature side portion in which high temperature steam flows, the manufacturing method including the steps of: preparing a first electrode having a chemical composition corresponding to a chemical composition of a heat resistant alloy making up the ultra-high temperature side portion and a second electrode having a chemical composition corresponding to a chemical composition of the high temperature side portion; tentatively joining together joints of the electrodes, with the joints of the electrodes made smaller in cross sectional area than other electrode portions; subjecting the tentatively joined first and second electrodes to an ESR process to obtain an ESR ingot and forging the ingot into a shape of a rotor to obtain a rotor forging; and heat-treating the rotor forging to obtain a rotor blank and manufacturing the steam turbine rotor from the rotor blank.09-22-2011
20110142682ONSHORE WIND TURBINE WITH TOWER SUPPORT SYSTEM - A wind turbine includes a nacelle with any manner of associated power generation equipment. The nacelle is mounted atop a tower having a base end configured for support on a ground level foundation. A tower support system provides support to the tower and includes an axially extending circumferential sleeve mounted around the tower at a location between the base end and the nacelle. A plurality of support legs are disposed around the sleeve, with each support leg having a first end rigidly affixed to the sleeve and an opposite foot end configured for mounting to a ground level footing. The support legs extend from the sleeve with a length and at an acute extension angle relative to a longitudinal axis of the tower so as to provide a designed degree of vertical and lateral support around the circumference of the tower.06-16-2011
20110142681ROTOR BLADE ASSEMBLY - A rotor blade assembly is disclosed. The rotor blade assembly includes a main rotor blade, the main rotor blade including a pressure side and a suction side extending between a leading edge and a trailing edge, and an auxiliary rotor blade associated with the main rotor blade, the auxiliary rotor blade including a pressure side and a suction side extending between a leading edge and a trailing edge. The rotor blade assembly further includes a support member connecting the auxiliary rotor blade to the main rotor blade. The auxiliary rotor blade is configured to modify a lift force associated with the rotor blade assembly.06-16-2011
20100189567Rotor Mounting - A rotor mounting on one end of a shaft, particularly a shaft end of a centrifugal pump unit, in which an adjusting surface and at least one contact surface are constructed on the shaft end, and in which a rotor hub is provided at least on the end facing the shaft with a central bore having an internal thread. The rotor hub is attached to the shaft end by a screw connection. The shaft has a central bore (07-29-2010
20100226784Hanging Fan with a Ceiling Mount Structure - A hanging fan with a ceiling mount structure includes a ceiling mount disc mounted to a ceiling, an external disc portion having a plurality of arc slots, a cover having a transversal extending portion, and a fixing portion disposed at the extending portion, such that the fixing portion of the cover is passed through the arc slot and fixed with the ceiling mount disc to form the hanging fan structure of the invention.09-09-2010
20100226785STRUCTURAL TOWER - A structural tower having a space frame construction for high elevation and heavy load applications is disclosed, with particular application directed to wind turbines. The structural tower includes damping or non-damping struts in the longitudinal, diagonal or horizontal members of the space frame. One or more damping struts in the structural tower damp resonant vibrations or vibrations generated by non-periodic wind gusts or sustained high wind speeds. The various longitudinal and diagonal members of the structural tower may be secured by pins, bolts, flanges or welds at corresponding longitudinal or diagonal joints of the space frame.09-09-2010
20100221120HANGING FRAME ASSEMBLY FOR CEILING FAN - A hanging frame assembly includes a support seat made of metal and having a bottom wall forming a substantially C-shaped ring, two angularly spaced-apart sidewalls extending upwardly from an outer peripheral end of the bottom wall, two wing plates bending outwardly and respectively from top ends of the sidewalls, and a plurality of angularly spaced-apart positioning ribs extending upwardly from an inner peripheral end of the bottom wall. A buffer piece made of rubber is mounted on the bottom wall, forms a substantially C-shaped ring, and has a plurality of angularly spaced-apart positioning grooves receiving fittingly and respectively the positioning ribs.09-02-2010
20120195768OFFSHORE WIND TURBINE INSTALLATION - This invention relates to a Method of mounting a wind turbine at a mounting location, said method comprising the steps of mounting two rotor blades to a pre-assembly of hub and nacelle; lifting the assembly of nacelle, hub and two blades by means of an installation crane on top of a frame in which a third rotor blade is held in vertical position with a flange pointing up; manipulating the third rotor blade towards the hub of the assembly resting on the said frame, allowing the third rotor blade to be mounted to the assembly of hub and nacelle and two blades; lifting the completed wind turbine assembly of nacelle, hub and three blades on top of a pre-installed wind turbine foundation tower.08-02-2012
20110058956HYBRID MULTI-ELEMENT TAPERED ROTATING TOWER - The specification discloses a rotating turbine tower. The tower rotates to maintain the turbine facing into the wind. This allows structural optimization. The tower structure is comprised of a leading edge and a trailing edge, with joining panels between the edge structures. The tower edges are the main structural components of the tower. The separation of the edges tapers to follow the thrust bending moment on the tower, reducing the need to taper material thickness. The tapering shape of the tower structure matches the primary edgewise moment distribution. The tower can be assembled on site from components, thereby facilitating transportation to the tower site. The material properties and shape can be selected based upon the tower maintaining a near constant orientation with the wind. This can save weight and costs. The tower architecture can be of differing shapes such as a triangle or a structure tapering at each end.03-10-2011
20100221119Helicopter Rotor Yoke and Method of Making Same - A rotor yoke includes a blade attachment portion, a mast attachment portion, and an intermediate portion extending between the blade attachment portion and the mast attachment portion. The intermediate portion, the blade attachment portion, and the mast attachment portion define an optional inner edge, such that the inner edge, if present, defines an opening. The rotor yoke further includes a peripheral, outer edge extending about the blade attachment portion, the intermediate portion, and the mast attachment portion. At least one of the outer edge and the inner edge, if present, includes a reduced thickness portion exhibiting a thickness that is less than a thickness of an adjacent portion of the rotor yoke.09-02-2010
20120141296VIBRATION-DAMPING SHIM FOR FAN BLADE - A vibration-damping shim configured to be interposed between a platform of a fan blade and a fan disk, including a radially external surface fitted with plates in contact with the fan blade platform, and a radially internal surface formed by an upstream surface, configured to be facing the disk, and a downstream surface separated from the upstream surface by a break in alignment. The upstream surface includes a zone protruding radially towards the interior, initiated at some distance from its upstream end.06-07-2012
20120141292COMPONENT HANDLING SYSTEM FOR USE IN WIND TURBINES AND METHODS OF POSITIONING A DRIVE TRAIN COMPONENT - A component handling system for use in a wind turbine is described herein. The wind turbine includes a rotor, a drive train assembly supported from a support frame, and a drive shaft that is rotatably coupled between the rotor and the drive train assembly. The component handling system includes a lifting assembly that is removably coupled to a component of the drive train and a lifting device. The lifting assembly is configured to support the component from the lifting device, and includes a plurality of lifting legs extending between the component and the lifting device. An alignment device is coupled to at least one lifting leg of the plurality of lifting legs, and is configured to adjust a length of the at least one lifting leg to adjust an orientation of the component with respect to the drive shaft.06-07-2012
20120141295SUPPORT STRUCTURE FOR A WIND TURBINE AND PROCEDURE TO ERECT THE SUPPORT STRUCTURE - The invention comprises a series of spans of column shaft (06-07-2012
20120034099Reinforcing Element for Use with a Ventilator Hub - In order to provide a ventilator hub (02-09-2012
20130129525WIND POWER PLANT FOR PRODUCING ELECTRIC ENERGY, AND RELATIVE PYLON CONSTRUCTION METHOD - A wind power plant configured to produce electric energy has a foundation; a pylon extending along an axis; an electric generator mounted on top of the pylon; and a blade assembly which rotates with respect to the generator; the pylon having a portion made of flat, reinforced-concrete panels assembled such that the portion has a polygonal cross section.05-23-2013
20130129526WRINKLE CONTROL METHOD AND TOOL THEREFOR - A method for forming a laminate component, the method comprising the steps of: a) providing a tool having a moulding surface; b) arranging a stack of ply layers on the moulding surface of the tool; and c) moulding the stack of ply layers over the moulding surface in a moulding process, wherein the tool has a wrinkle control feature in its moulding surface for managing the development of wrinkle in the ply layers during the moulding process, and wherein the wrinkle control feature cooperates with the stack of ply layers during the moulding process to produce a local surface undulation in a nominal surface of the laminate component nearest the tool to either prevent wrinkling in the ply layers or initiate wrinkling in one or more of the ply layers at a predetermined location. Also, a tool having a wrinkle control feature, and a laminate component so formed.05-23-2013
20100303633Assembly for Sealing a Roller Bearing - An assembly for sealing an inlet into a to-be-sealed space, comprising the following features: at least one charging electrode that is connectable to one pole of a high voltage source is disposed in a first area of the inlet, an opposing electrode is disposed in a second area of the inlet that lies opposite of the first area, and the electrodes are disposed in a manner aligned with each other such that an influencing zone, which is formed between the electrodes, acts on influencible particles that penetrate from the outside in the direction towards the to-be-sealed space, such that these particles are accelerated in the direction away from the to-be-sealed space.12-02-2010
20090214353Hanging frame of the ceiling fan - An improved hanging frame of the ceiling fan includes a supporting base having a plurality of holding parts and extending downwards with a plurality of supporting parts. Each of the holding parts has a first supporting section that extends with a first holding section. Each of the supporting part supports the conversion base from the bottom of a through hole, thereby positioning the ceiling fan.08-27-2009
20110033309CEILING FAN POSITIONING STRUCTURE FOR SHIELDING A HANGING PORTION OF A CEILING FAN - A ceiling fan positioning structure includes a fixing frame, a decoration casing, a plurality of retaining mechanisms and a plurality of convex posts. The convex posts are disposed on the fixing frame and the retaining mechanisms are fixed on the decoration casing; alternatively, the convex posts are disposed on the decoration casing and the retaining mechanisms are fixed on the fixing frame. In addition, each retaining mechanism has a base seat and an elastic plate, the base seat has a channel and a chamber for receiving the elastic plate. Therefore, each convex post is received in the channel of each base seat. When the decoration casing is rotated, each convex post is moved into each chamber. When the decoration casing is rotated to a predetermined position, the position of each convex post is limited in each chamber by the elastic force of each elastic plate.02-10-2011
20110116936Method of Making a Rotor Yoke and Rotor Yoke Thereof - A method of making a rotor yoke includes preparing a cured composite rotor yoke preform on a single-sided curing tool and machining at least one portion of the cured rotor yoke preform to form a rotor yoke. In one embodiment, preparing the cured composite rotor yoke is accomplished by applying successive layers of uncured polymeric composite material to a single-sided tool in a configuration to produce an uncured rotor yoke preform; disposing a semi-rigid caul to an untooled side of the uncured rotor yoke preform; enclosing the uncured rotor yoke preform and the semi-rigid caul by substantially hermetically sealing a vacuum bag to the tool; substantially evacuating a volume defined by the vacuum bag and the tool of air; and heating the uncured rotor yoke preform, sometimes under pressure, to form the cured composite rotor yoke preform.05-19-2011
20110243754Pillow Block for Bed Plate of Wind Turbine - A pillow block for a bed plate of a wind turbine is disclosed. In one embodiment, the pillow block includes a sleeve defining a generally horizontal centerline and an axial centerline. The sleeve is configured to accommodate a shaft generally extending along the axial centerline therethrough. The pillow block further includes a mount extending from the sleeve. The mount defines a generally horizontal axis and at least one mounting surface. The at least one mounting surface is configured for directly mounting the pillow block to the bed plate.10-06-2011
20110250077METHOD FOR INSTALLING A WIND TURBINE, A NACELLE FOR A WIND TURBINE, AND METHOD FOR TRANSPORTING ELEMENTS OF A WIND TURBINE - The invention relates to a method for mounting elements when installing a wind turbine by hoisting to the nacelle, the hub inclusive the main bearing being mounted to the hub with fastening members such as bolts. The invention also relates to a nacelle for a wind turbine, said nacelle provided with a slot for accommodating a main bearing for the hub. The invention also relates to method for transporting elements of a wind turbine, said elements comprising a nacelle, a hub and a main bearing for the hub, and said method comprising assembling with fastening members, at the site of production or at another preliminary site of transportation, the hub and the main bearing.10-13-2011
20120148414FAN SUPPORT STRUCTURE AND METAL PLATE FOR FABRICATING THE SAME - A fan support structure is integrally formed by bending a metal plate. The fan support structure includes a first plate area and a second plate area extended from a first edge of the first plate area and perpendicular to the first plate area. At least one through hole is disposed at the first plate area. The first edge of the first plate area and a second edge of the first plate area opposite to the first edge of the first plate are extended to form at least one slot structure. Directions in which the first edge and the second edge of the first plate extend and are formed are opposite to a direction in which the second plate area extends and is formed. Openings of the slot structure are opposite to each other. The slot structure is used to hold a filter screen.06-14-2012
20120201693WIND TURBINE ROTOR SERVICE PLATFORM - The invention relates to a wind turbine rotor having one or more wind turbine blades mounted on a rotor hub, the blades having a tip portion and a root portion; a service platform mounted on the wind turbine rotor providing access to the blade root portion of a wind turbine blade, wherein the service platform comprises: a walkway for a wind turbine service engineer.08-09-2012
20110164989FATIGUE LOAD RESISTANT STRUCTURES AND WELDING PROCESSES - A fatigue load resistant structure includes a fatigue loaded portion and a weldable fatigue loading resistant feature. The fatigue loaded portion includes a first elongation material. The weldable fatigue loading resistant feature includes a second elongation material secured to the fatigue loaded portion of the fatigue loaded structure. The first elongation material is less ductile than the second elongation material, and the weldable fatigue loading resistant feature can reduce, retard, or eliminate formation of cracks due to tensile and compressive forces.07-07-2011
20110020135CEILING FAN - A configuration including outer-rotation motor portion (01-27-2011
20100284821LOCKING PLATE FAST FASTENING CEILING FAN BLADES - A locking plate fast fastening ceiling fan blades is provided where several nicks are formed, and a thru hole is formed communicating with the open side of one of the nicks. A wedge unit is provided in the thru hole of the locking plate. Thus, when a blade is installed on the blade rack, only the blade is set around the pillars of the blade rack, then the locking plate is made to wedge to the pillar of blade rack, and the wedge unit is made to stay close to and pass through the pillar in the nick communicating with the thru hole for fast and exact completion of fixing of the blade onto the blade rack.11-11-2010
20100284820LOCKING PLATE FAST FASTENING CEILING FAN BLADES - A locking plate fast fastening ceiling fan blades includes a clamp plate. A first chute is on the clamp plate, where a pushing board is contained. A thru hole and a position limiting unit are provided in the first chute of clamp plate. A wedge unit is provided on the pushing board. When a set of blades is installed on a blade rack of a ceiling fan, only the blade is set around several pillars on the blade rack, the clamp plate of locking plate is set to locate on the pillar, and a pillar passes through the thru hole. The pushing board of locking plate is shifted toward the pillar to make the front end of pushing board stay close to the side of pillar and make the wedge unit wedge to the position limiting of clap plate for fast and exactly fixing the blade onto the blade rack.11-11-2010
20100329886STOPPING STRUCTURE OF FAN - A stopping structure of a fan is described. An opening is opened on a surface of a frame, and a bearing support is disposed within the frame. A blade wheel is accommodated within the frame and pivoted to the bearing support. Then, a stopper is disposed at the frame corresponding to the opening, such that a distance between the stopper and the blade wheel is smaller than a distance between blades of the blade wheel and the frame. When the blade wheel moves outwards relative to the bearing support, the blade wheel is stopped by the stopper to prevent the blades from interfering with the frame, and a reactive force is generated at an axial center position of the blade wheel, so that an axle of the blade wheel is maintained on the same central axis as the bearing support when the axle restores an original position thereof.12-30-2010
20100329885Ceiling fan - A ceiling fan comprising bracket components which are easily and conveniently attachable in a suitable position by one person thru simple operation and adjustment of mechanical parts. Attachment components are removably secured to a ceiling plate connected to a house circuit in an initial room then capable of easy removal therefrom and attachable to a ceiling plate installed in another room. A fan circuit is connectable to a house circuit by simple plug members and fan unit is quickly positionable into a secure position by position against and rotation of cooperable components with ceiling plate.12-30-2010
20110052411CEILING FAN - A ceiling fan including a connecting fitting fixed to a ceiling, and a ceiling fan main body suspended from the connecting fitting via a suspension device. The ceiling fan main body includes a motor for rotating a plurality of blades attached in a horizontal direction, a shaft protruding to an upper part of the motor, and a joint portion fixed on an upper part of the shaft. The suspension device includes a first connecting portion capable of being movably mounted on the connecting fitting, and a second connecting portion located in a lower part of the first connecting portion. The joint portion is movably mounted on the second connecting portion.03-03-2011
20100322782Nosecone bolt access and aerodynamic leakage baffle - A device includes a resilient member having a first end for blocking an access hole and a second end for attachment to a support surface, an opening extending through the resilient member and located between the first and second ends, and a bolt connection location positioned at the second end of the resilient member. The first end of the resilient member blocks the access hole and can be deflected to provide tool access to the bolt connection location through the first opening.12-23-2010
20110135492STRESS RELIEF FLANGE AND METHOD FOR DISTRIBUTING STRESS FOR WIND TURBINE COMPONENTS - A wind turbine including an article, article, and method of forming an article for distributing stress are disclosed. The article includes a flange for securing an upper tower section and a lower tower section of a wind turbine and includes a first arm extending in a first direction, a second arm extending in a second direction substantially perpendicular to the first direction, a relief region disposed between the first arm and the second arm, the relief region maintaining or improving the distribution of stress on wind turbine components selected from the group consisting of the first arm of the flange, the second arm of the flange, a fastener of the flange, and combinations thereof.06-09-2011
20110135493WIND TURBINE, TOWER AND METHOD FOR FABRICATING THE SAME - A wind turbine, tower and method for making same are provided. The wind turbine includes a rotor having one or more blades and a rotor radius distance approximately equal to the distance measured from a centerline of the rotor to a tip of one of the blades. The tower has one or more tower sections, including a first tower section having a generally cylindrical or frusto-conical shape. The first tower section has at least one first diameter. A reduced diameter tower section is connected to the first tower section, and has a waist portion with at least one second diameter that is smaller than the first diameter. At least a portion of the reduced diameter tower section having the second diameter is located about one rotor radius distance from the centerline of the rotor, and the reduced diameter section provides increased static clearance to the tip of the blades.06-09-2011
20100166568Composite-Steel Hybrid Mast for Rotorcraft - A composite-steel hybrid mast for a rotorcraft includes a tubular, steel portion having an internal surface defining a space therein and a composite portion disposed within the space defined by the internal surface of the steel portion and held in a fixed spatial relationship with respect to the internal surface of the steel portion.07-01-2010
20100021309EXPANDABLE LINE SUPPORT FOR WIND TURBINE - A wind turbine, includes a tower; a blade for rotating on the tower; a rotor shaft, connected to the blade, having an axial hole; a line, arranged in the hole, for carrying a signal; and a support for spacing the line from the rotor shaft inside the hole.01-28-2010
20120308398Positioning device for a wind power station and wind power station - The invention relates to a positioning device for moving a rotor of a wind power station, comprising at least one support means (12-06-2012
20120308397PROPELLER FOR A HYDRAULIC MACHINE, HYDRAULIC MACHINE EQUIPPED WITH SUCH A PROPELLER, AND A METHOD FOR ASSEMBLING SUCH A PROPELLER - A propeller for a hydraulic machine includes a hub extending along an axis of rotation of the propeller and vanes extending from the hub and wherein the propeller is formed of several sectors each including a body having a vane attached thereto and wherein the sectors are assembled together by at least one shrunk-on ring which is placed around the bodies. Each sector also includes a side wall and a projection attached to the side wall and which protrudes toward an inside of the hub perpendicularly to the axis (X-X) and wherein at least one washer is connected to the projections inside the hub.12-06-2012
20090257885Wind Turbine With Rotor Blades Equipped With Winglets And Blades For Such Rotor - A wind turbine includes a rotor with wind turbine blades each having a root end connected to a hub of the wind turbine and a tip end, the tip end of each of which being equipped with a winglet extending a distance in a direction perpendicularly to a longitudinal direction of the blade. A new and much more slim design of the outer part of the wind turbine blade is disclosed, i.e. with a shorter chord length designed within a narrow band of values defined with respect to the length of the winglet, i.e. the extension in the direction transverse to the longitudinal direction of the blade.10-15-2009
20080286112Magnetic vertical axis wind turbine - A lift and drag-based vertical axis wind turbine in which the vertical axis and foils mounted thereon are magnetically levitated above the turbine's base, thereby reducing friction within the system. The foils or vanes are three-dimensionally shaped about the vertical axis so as to resemble the billowed sail of a sailing ship and capture wind through 360 degrees of rotation under any wind condition. The system has an axial flux alternator using variable resistance coils which can be individually and selectively turned on or off depending on wind conditions and electrical draw requirements. The coils can also be used to produce mechanical drag on the system as desired to brake the turbine in high wind conditions or for maintenance. The system may be programmed to assess whether electricity generated by the system can be or should be transmitted to a public grid or stored locally on a chargeable battery system.11-20-2008
20080273986Wind Turbine Blade Assembly and Method of Installing the Same on Tower - In the aspect of the present invention, an installing a wind turbine is achieved by forming a blade assembly in which a plurality of blades are attached to a rotor head, by attaching a suspension structure to the rotor head, by lifting the blade assembly through the suspension structure by a first crane, and by installing the blade assembly to a nacelle of a wind turbine tower.11-06-2008
20090074587Telescopic Ceiling Fan - An apparatus for raising and lowering a ceiling fan includes an outer housing member; and an inner housing member to move with respect to the outer housing member and to move the ceiling fan. The apparatus includes a limit switch to limit the movement of the inner housing member, and the apparatus includes a threaded bushing member. The apparatus includes a drive gear member, and the apparatus includes a hubbed gear member. The apparatus includes a trip bar member to engage the limit switch member and includes a cable reel member for electrical wires for the ceiling fan.03-19-2009
20120045345OFFSHORE WIND TURBINE AND METHODS OF INSTALLING SAME - An offshore wind turbine comprises an elongate base having a longitudinal axis, a first end, and a second end opposite the first end. In addition, the wind turbine comprises a tower moveably coupled to the base. The tower has a first end distal the base and a second end disposed within the base, and the tower is configured to telescope axially from the first end of the truss. Further, the wind turbine comprises a nacelle coupled to the first end of the tower. Still further, the wind turbine comprises a rotor including a hub and a plurality of blades coupled to the hub. The hub is coupled to the nacelle.02-23-2012
20120114500FAN HOLDER AND HEAT DISSIPATION DEVICE USING THE SAME - An exemplary fan holder is adapted for fixing a fan onto a heat sink. The fan holder is strip-shaped, and includes a top side portion, a bottom side portion, a front side portion and a rear side portion joined together. Each of the side portions of the fan holder includes a slide portion and a sheath connected to each other. A position where the slide portion and the sheath are connected can be adjusted to change a length of the side portion.05-10-2012
20130011272NACELLE FOR A WIND TURBINE, THE NACELLE COMPRISING SIDE UNITS - A nacelle (01-10-2013
20120128503PRESTRESSING DEVICE HAVING RADIAL ACTIVITY - A prestressing device extending about an axis between a first plane that is substantially perpendicular to the axis and a second plane that is substantially parallel to the first plane and axially offset relative to the latter. The device includes a first annular body extending in the first plane, and a first series of at least three tabs, each of which is connected to the first body and extending in an essentially radial direction, each of the tabs of the first series including a planar surface extending in the second plane. This arrangement ensures surface contact between the parts of the elements to be subjected to prestressing. The device can be used for example for a rotor, and for example for a rotor of an unducted propeller for a turbine engine.05-24-2012
20120114503LOCKING DEVICE - A locking device including a hoop, the hoop curling up to form an axial mounting hole in the middle. An upper convex block, a lower convex block, a middle aperture, a left aperture, a right aperture, an upper convex ear, a lower convex ear, an upper guiding inclined plane, and a lower guiding inclined plane are disposed in the device. The upper convex block and the lower convex block move axially to narrow the middle aperture, the upper guiding inclined plane and the lower guiding inclined plane contact with each other to make the upper convex block and the lower convex block to move circumferentially to narrow both the left aperture and the right aperture and enable the hoop to tightly hold objects inside the axial mounting hole.05-10-2012
20120014806ROTOR ASSEMBLY - A rotor assembly that includes a shaft and an impeller and/or a rotor core. The shaft is secured within a bore in the impeller and/or the rotor core by an adhesive such that the concentricity of the shaft is smaller than that of the bore. A method of manufacturing the rotor assembly is also described.01-19-2012
20120014805FAN STRUCTURE CONVERTIBLE BETWEEN DESK TYPE AND FLOOR TYPE - A fan structure is disclosed to include a base member having a socket at the center, a fan assembly, a first support member connected to the fan assembly and having a bottom stub tube insertable into the socket of the base member and lockable thereto by a screw member to support the fan assembly above the base member for use as a desk fan, and a second support member selectively connectable between the bottom stub tube of the first support member and the socket of the base member to support the fan assembly and the first support member above the base member for use a floor fan.01-19-2012
20090136357Bi-Directional Cooling Fan - A radial fan comprises a base with a plurality of straight primary blades radially oriented and substantially uniformly spaced around the circumference of the base. A like plurality of splitter vanes are interspersed between successive primary blades. The splitter vanes have a length that is about 50-70% of the length of the primary blades. The inner edges of the splitter vanes are angled to improve airflow through the inlet area between primary blades while reducing the occurrence of vortices and recirculation. The addition of splitter vanes increases the airflow capacity of the fan without any significant increase in operating noise.05-28-2009
20120121433ROTATING MACHINE AND METHOD OF ASSEMBLY THEREOF - A rotating machine and a method of assembly thereof is provided. The machine is a multi-stage rotating machine, such as a compressor, having a common shaft. The proposed method involves consecutively assembling the multiple stages. For each consecutive stage, the proposed method comprises mounting an impeller around a shaft along a tapered surface of contact on said shaft. Subsequently, the method includes applying a radially acting hydraulic pressure on said impeller to radially expand said impeller about an axis of said shaft. An axially acting hydraulic pressure is applied on said impeller to move said impeller relatively longitudinally along said tapered surface on the shaft. Subsequently, the method includes relieving said hydraulic pressures to cause said impeller to shrink radially and securely fit on to said shaft.05-17-2012
20120163989MOUNTING DEVICE FOR FAN - A mounting device for fan includes a frame for receiving the fan, and a rack for receiving the frame.06-28-2012
20100247326DEVELOPMENT OF A NEW TOWER CABLING - A cable suspension arrangement includes a first suspension means for suspending the first plurality of cables at a nacelle; a second suspension means which is attachable to the nacelle; a second plurality of spacer plates each including a suspension hole and each including a third plurality of cable through-holes; wherein the second suspension means is led through the suspension holes; a fixing means for fixing the spacer plates at different positions on the second suspension means such that they can at least not lower their respective position; wherein the cables can be slidably led through the through-holes.09-30-2010
20100209256Element which Generates a Magnetic Field - An element which generates a magnetic field for securing a compressor wheel to a turboshaft of an exhaust-gas turbocharger, includes a base body that receives an annular-shaped magnet that rotates with the turboshaft. In order to provide an element which generates a magnetic field for securing a compressor wheel to a turboshaft of an exhaust-gas turbocharger, where the magnet is securely fixed and no change in the distribution of mass in the magnetic field occurs even when the magnet breaks, the magnet is connected in a force-fitting manner to the base body.08-19-2010
20120315149TURBINE WHEEL AND METHOD FOR THE PRODUCTION THEREOF - The invention relates to a turbine wheel (12-13-2012
20120134842WIND WHEEL - A wind wheel having a vertical axis of rotation (05-31-2012
20120219427FAN HOLDER AND FAN FASTENING STRUCTURE FOR FASTENING A FAN - A fan holder for holding a fan is disclosed. The fan holder includes a frame for containing the fan, at least one hook for hooking the fan when the fan is contained inside the frame, at least one resilient arm connected to the frame for resiliently contacting the fan base when the frame is installed inside a fan base, and at least one resilient clip connected to at least one lateral side of the frame for wedging inside a slot formed between the fan base and a casing when the frame is installed inside the fan base.08-30-2012
20120076664WIND TURBINE WITH GENERATOR DISPOSED AT FRONT THEREOF - Disclosed is a wind turbine with a generator, which minimizes design limitations on the diameters of generators and allows a rotor and the generator to be stably fixed to a tower. The wind turbine includes a rotor including a hub at a center thereof, a rotating shaft protruding rearward of the hub, and a plurality of rotor blades provided around the hub; a generator including a housing disposed at an outer upper portion of a tower behind the rotor and provided at an inner surface of a cylindrical body thereof with a stator and a rotator rotatably coupled in the housing to rotate together with the rotor; and a support bracket fixed to an upper end portion of the tower, wherein the housing is fixed to a front surface of the support bracket to integrally fix the rotor and the generator to the tower.03-29-2012
20100272578MOUNTING APPARATUS FOR FAN - A mounting apparatus for a fan includes a plate and a frame. The plate includes a venting portion. A number of locking holes and an engaging hole are defined in the plate, surrounding the venting portion. The frame includes a main body and a resilient portion extending from a side of the main body. An airflow opening is defined in the main body aligned with the venting portion of the plate. A number of hooks extend from the main body, around the airflow opening, to be engaged in the corresponding locking holes of the plate. A bulge protrudes out from the resilient portion to be engaged in the engaging hole.10-28-2010
20100008792MOUNTING ASSEMBLY FOR A PROPELLER SYSTEM COMPONENT - A mounting assembly for a propeller assembly component includes a monolithic piece having a housing and a mounting pad. An auxiliary component is directly mounted to the mounting pad of the monolithic piece.01-14-2010
20090068020Hollow blade anti-crack clamp support blocks - An aerodynamic hollow blade clamp support is disclosed. This aerodynamic hollow blade clamp support allows the thin blade wall to resist deformation and cracking from blade clamp pressure stress. These hollow blade clamp supports fill the blade hollows for at least the blade length under the blade clamps. These hollow blade clamp supports reduce the number of integral blade support webs and thus the weight of the overall blade length. The reduction of hollow blade weight reduces blade centrifugal stresses during blade rotor overspeed.03-12-2009
20120082561FAN ASSEMBLY - A fan assembly for creating an air current includes an air outlet mounted on a stand. The stand includes a base and a body tiltable relative to the base. Each of the base and the body has an outer surface shaped so that adjoining portions of the outer surfaces are substantially flush when the body is in the untilted position.04-05-2012
20120263602ACCESS MEANS FOR AN ELECTRICAL MACHINE - An access means for providing access to components within a stationary housing arrangement of an electrical machine with a stationary part and a rotatable part includes an arrangement of permanent fixtures arranged on the stationary housing arrangement of the electrical machine. Further, an electrical machine with a stationary part and a rotatable part is provided, which electrical machine includes such an access means arranged in a stationary housing arrangement of the electrical machine. Also, a wind turbine with such an electrical machine is provided.10-18-2012
20090016897WIND TURBINE TOWER, A WIND TURBINE, A WIND TURBINE TOWER ELEVATOR AND A METHOD FOR ASSEMBLING A WIND TURBINE TOWER - The invention relates to a wind turbine tower comprising at least two annular tower rings placed vertically on top of each other. The wind turbine tower is characterized in that, a first tower ring overlaps at least a further tower ring of the at least two tower rings. The invention further relates to a wind turbine, a wind turbine tower elevator for use in a wind turbine tower and a method for assembling a wind turbine tower.01-15-2009
20120230836WIND TURBINE - The present invention relates to a wind turbine comprising a nacelle, the nacelle having a substantially longitudinal extension, a height extension and a width extension, comprising a front end, a rear end, a bottom part, a top part and side parts, and being adapted to house a number of wind turbine components, which wind turbine components are supported by an internal support structure, the support structure comprising at least a main foundation which is positioned at the front end of the nacelle, and a rear frame which is connected to the main foundation at one end and extends from the main foundation towards the rear end of the nacelle. The main foundation comprises at least one foundation connection area, the foundation connection area being positioned where the rear frame is connected to the main foundation, the foundation connection area comprising at least a first face and a second face, the second face being displaced in a longitudinal direction, a height direction and/or a width direction of the nacelle in relation to a position of the first face on the main foundation, and the rear frame being connected to the main foundation via connections at least via the first face and the second face, respectively, of the foundation connection area.09-13-2012
20110236216WIND TURBINE MOUNTING SYSTEM FOR NON-TURBINE PURPOSE BUILT STRUCTURES - A system and method of mounting a wind turbine to the top of a structure which is not designed to support the possible moment exerted in the structure by the wind turbine. The mount may be connected to a base of the structure by one or more tension members which may exert a downward force on a turbine mount, where the force is selected to correspond to a moment calculated to be possibly exerted on the structure by wind acting on the wind turbine.09-29-2011
20100232976FAN ASSEMBLY - A fan assembly includes a side panel, a mounting panel and a fan module. The side panel defines a vent. The mounting panel is perpendicularly attached to the side panel. A retaining opening is defined in the mounting pane. The fan module includes a fan and a retaining member. The fan is configured for generating airflow towards the vent. The retaining member is attached to the fan module. The retaining member includes a body and an arm. The body includes a resilient portion. A protrusion protrudes from the resilient portion corresponding to the retaining opening. The arm is connected to the resilient portion. The arm is capable of being actuated to pull the resilient portion to deform away from the mounting panel to disengage the protrusion from the retaining opening.09-16-2010
20120321483Rotor Hub Maintenance System - A rotor hub maintenance system and method is disclosed. The system includes at least a rotor hub, a plurality of appendages that are operatively connectable to the hub, and a plurality of support members. The preferred embodiment provides that the support members simultaneously secure the hub and appendages a predetermined height above a reference surface and provide the only support for the hub and appendages.12-20-2012
20120328449FAN FASTENING DEVICE - A fan fastening device used to fix a chassis having a plurality of fans to a housing. The fan fastening device includes two locking element and two lever assembly. Each lever assembly includes a first end and a second end opposite to the first end. Each first end is slidably fixed to one of the locking element, each second end is rotatably fixed to the chassis and resists the housing; the locking elements are pulled away from the housing to drive the lever assemblys pulling the chassis until the chassis is detached from the housing.12-27-2012
20120100007Rotor support system - A system and method for easing the installation and removal of a desiccant rotor from an air handling system. The system and method enabling the installation of a shaft through the center of a rotor, the shaft having a first end portion protruding from the first axial face and a second end portion protruding from the second axial face, supporting the shaft and the rotor with a first support rail and a second support rail, the first and second support rails being positioned on opposite axial sides of the rotor and extending radially outward from a radial center of the rotor in an installed position, placing at least one keeper mechanism on each of the first and second support rails to secure the rotor in the installed position, and removing the at least one keeper mechanism to allow translational movement of the rotor along the first and second support rails.04-26-2012
20120134840SEGMENTED ROTOR HUB ASSEMBLY - In one aspect, a rotor hub assembly for a wind turbine is disclosed. The rotor hub assembly may generally comprise an inner hub including a plurality of hub segments assembled together and a hub enclosure including a plurality of enclosure segments assembled together. The hub enclosure may be configured to at least partially enclose the inner hub. In addition, the rotor hub assembly may include a plurality of support members extending between the inner hub and the hub enclosure.05-31-2012
20130022473BLADES WITH DECREASING EXIT FLOW ANGLE - An axial rotor includes a plurality of blades extending from a hub that is rotatable about an axis of rotation. Each of the plurality of blades includes a blade body that extends over a span from a base to a tip. The plurality of blades defines an exit flow angle relative to a plane that is perpendicular to the axis of rotation. The exit flow angle decreases along the span from the base to the tip.01-24-2013
20130022474AXIAL FLOW COMPRESSOR - An axial flow compressor includes: a rotor having a rotor vane; a first pressing member joined to one end surface of the rotor; a second pressing member joined to the other end surface of the rotor; a rotor shaft portion penetrating the first pressing member, the rotor and the second pressing member; and a nut which fixes the first pressing member and the second pressing member on the rotor shaft portion with the first pressing member and the second pressing member holding the rotor between. The rotor shaft portion is made of a material having a lower linear expansion coefficient than that of a material making at least a part of the rotor. The material making at least a part of the rotor may be aluminum or aluminum alloy.01-24-2013
20130171002Hybrid Wind Turbine Tower with Integrated Yaw Bearing System - A wind turbine includes a vertically standing hybrid tower adapted to support a horizontally oriented rotor. The tower includes a fixed base portion and a separate rotatable upper rotor swept portion adapted to be secured to the base portion and rotatably yawed into the wind. The interface between the base and upper tower portions includes a bearing system defined by a pair of vertically spaced ring bearings adapted to encase and secure a downwardly depending spindle of the upper tower portion for rotatable support thereof within a vertically oriented cup-shaped opening in the base portion. Pluralities of contact rollers situated between inner and outer races of the ring bearings are each mounted on a single spindle and preloaded in angular orientation relative to the vertical axis of the tower.07-04-2013
20110274557FAN, METHOD FOR ASSEMBLING A FAN WHEEL AND DEVICE - The present invention relates to a fan, to a method, and to a device for assembling the fan. The fan has an axis of rotation, which is connected to a dog, wherein the dog is connected to a fan wheel, wherein the dog, in a first number of contact surfaces, is in contact with additional contact surfaces of the fan wheel, wherein the dog and/or the fan wheel have more than the first number of contact surfaces and/or additional contact surfaces, wherein at least two contact surfaces have different height positions with respect to a central axis of the dog and/or the fan wheel.11-10-2011
20110274556POSITIONING STRUCTURE FOR STATOR ASSEMBLY OF COOLING FAN - A positioning structure for a stator assembly of a cooling fan has a fan base and a stator assembly. The fan base has a central hub projected thereon for connecting to one end of an axial tube is received in the central hub. The fan base is further formed with a plurality of first engagement portions at a plurality of positions away from a hub base of the central hub. The stator assembly has an axial hole sleeved on the axial tube and a plurality of second engagement portions which can be engaged with the first engagement portions. Thus, the stator assembly can be rapidly and stably installed on the fan base.11-10-2011
20130142664NACELLE ROOF STRUCTURE OF WIND TURBINE GENERATOR - To provide a nacelle roof structure of a wind turbine generator, where the nacelle roof structure is capable of reducing stress concentration on joints of a roofing member divided into multiple parts to accommodate growing size of a nacelle as well as improving transport efficiency of the roofing member. A nacelle roof structure of a wind turbine generator, with a top face of a nacelle being covered with a plate-type roofing member (06-06-2013
20130177444HUB FOR A WIND TURBINE AND A METHOD FOR FABRICATING THE HUB07-11-2013
20130177445JACKET STRUCTURE FOR OFFSHORE CONSTRUCTIONS - Jacket structure for offshore constructions, particularly jacket structure for an offshore wind turbine is disclosed. The jacket structure includes a number of profiles in axial or angled alignment and a number of connecting members. A connection of the profiles and/or the connecting members is established by means of a bolted-connection.07-11-2013
20130115099Nacelle for a Wind Turbine - It comprises a main wind turbine frame and at least one housing member defining an interior where parts of the wind turbine are received. The housing members are arranged at a lateral portion of the main frame such that their interior is separated from the main frame. The housing members comprise releasable hinge means to the main frame allowing the housing member to be opened for accessing the interior. Limiting means for restricting an opening angular movement of the housing member are provided.05-09-2013
20130101433TIE ROD - A tie rod for extending between a fan shroud and a shaft cap in a rotative assembly includes a first end with threads; a second end with threads; and an elongated portion between the first end and the second end. The tie rod has diameter to length ratio of about 1 to 40.810 to about 1 to 40.768.04-25-2013
20090016896Conical washer system for propeller stabilization - A mount and conical spring element for use in a propeller stabilizer system, especially suited to stabilize the propellers of a wind machine or alternatively a wind powered generator, and more particularly a system of conical washers, or “belleville” type washers, positioned at the teeter pinned hub of the propeller, to counter a tilting action of the propeller upon the hub. The propeller stabilizer system includes a propeller assembly with a rotating hub having a plurality of propeller blades attached, and the hub mounted to a propeller shaft. The hub connects to the propeller shaft with a teeter pin, and the propeller assembly is tilt-able on the shaft, about the teeter pin. The propeller shaft also includes a washer mount for receiving a conical washer element, which abuts to both the propeller assembly and the washer mount. The conical washer element dampens the tilt of the propeller assembly upon the propeller shaft, about the teeter pin.01-15-2009
20110223035FLANGE AND WIND ENERGY SYSTEM - A flange is provided including a longitudinal axis defining a first direction, a radial direction being substantially perpendicular to the first direction, a neck extending along the first direction, a flange plate connected to the neck and including a connecting portion adapted for holding a connecting device at a connecting side, the flange plate further including a non-connecting side being at a radially different location than the connecting side; the flange including a first plane defining a first level of the neck, a second plane defining a second level, where flange plate and neck are connected, and a third plane defining a third level of the flange plate, wherein the three planes extend substantially perpendicular to the longitudinal axis of the flange; the flange includes at least at the non-connecting side a bulge, which extends from a level between the first plane and the second plane to the third plane.09-15-2011
20080292467Direct-Drive Generator/Motor for a Windmill/Hydropower Plant/Vessel Where the Generator/Morot is Configured as a Hollow Profile and a Method to Assemble Such a Windmill/Hydropower Plant - A turbine rotor for a wind power plant or a hydropower plant with a direct-drive generator for converting the energy in flowing wind or water into electrical energy wherein the wind or hydropower plant comprises a turbine rotor and a stator and wherein the turbine rotor further comprises a ring-shaped hub (11-27-2008
20130149168MOUNTING APPARATUS FOR FAN - A mounting apparatus is used for detachably mounting a fan in a chassis. The chassis includes a sidewall defining a locking slot. The mounting apparatus includes a bracket fixing the fan, and a locking member sandwiched between the fan and the bracket. The bracket defines a through slot. The locking member includes a locking portion extending through the through slot of the bracket to engage in the locking slot of the chassis.06-13-2013
20130156597MOUNTING MECHANISM FOR FAN - A mounting mechanism is used to mount a fan to a chassis. The mounting mechanism includes parallel first and second guide rails fixed to the chassis, and a mounting bracket fixed to the fan. The fan is slidably sandwiched between the first and second guide rails. The mounting bracket comprises a securing tab detachably and selectively fixed to a position on the first guide rail.06-20-2013
20130156596Airfoil Design for Wakeless Wind Turbine Tower Structures - A novel wind turbine is provided that reduces or eliminates aerodynamic wake downwind of the tower to allow for the wind turbine to face away from the direction of the wind. The wind turbine comprises a tower and a rotor rotatably mounted to a nacelle which is mounted to the tower in stationary relationship therewith. The tower has a yaw bearing at its base so that it is rotatable about a vertical axis. In one embodiment the tower comprises a single airfoil symmetric about its major chord. In another embodiment the tower comprises a pair of spaced apart asymmetric airfoils defining a nozzle-like space there between through which a relatively high speed jet of air can travel to fill the aerodynamic wake zone behind the tower.06-20-2013
20120282106METHOD OF CONTROLLING GRAIN SIZE IN FORGED PRECIPITATION-STRENGTHENED ALLOYS AND COMPONENTS FORMED THEREBY - Components and methods of processing such components from precipitation-strengthened alloys so that the components exhibit desirable grain sizes following a supersolvus heat treatment. The method includes consolidating a powder of the alloy to form a billet having an average grain size. The billet is then forged at a temperature below the solvus temperature to form a forging having an average grain size of not coarser than the grain size of the billet. The billet is then forged at a total strain of at least 5%, after which at least a portion of the forging is heat treated at a temperature below the solvus temperature to pin grains within the portion. The entire forging can then be heat treated at a temperature above the solvus temperature of the alloy without coarsening the grains in the portion.11-08-2012
20130183162NACELLE FOR WIND TURBINE - A nacelle for a wind turbine is disclosed. The nacelle includes a base platform, a frame, and a flexible membrane. The frame includes a plurality of beams and defines an interior. The flexible membrane is connected to the frame and further defines the interior. The flexible membrane includes a polymer material. The interior is substantially enclosed.07-18-2013
20130183164VERTICAL AXIS WIND TURBINE HAVING ONE OR MORE MODULAR BLADES - A vertical axis wind turbine includes a substantially vertical, central mast; one or more blades, each blade having an upper tip end and a lower tip end and including two or more connected blade segments, each defined by a longitudinal axis and a transverse airfoil cross section, wherein the ends of adjacent blade segments are connected together by means of a connection arrangement provided between the adjacent blade segments; and at least one support arm extending outwardly from the central mast, wherein the peripheral end of each support arm is connected to one of the blades through the connection arrangement of that blade. Each blade extends around the central mast such that the upper and lower tip ends are angularly displaced from each other about the central mast.07-18-2013
20130183163SUPPORT STRUCTURE FOR AN OFFSHORE WIND TURBINE - A support structure for mooring a vertically extending floating wind turbine or the like body has a ring of tether attachment points for connecting respective tethers running down to the seabed. The ring is spaced from the body by a ring of inclined struts running diagonally downwardly and inwardly from the plane of the attachment points.07-18-2013
20080286111CEILING FAN HANGING SYSTEM - A ceiling fan hanging system (11-20-2008
20130101434SUPPORT RING FOR A ROTARY ASSEMBLY - A support ring for a rotary assembly such as a propeller assembly includes support cups for receiving blade roots of propeller blades. The support cups are interconnected by bridging structures. Each bridging structure includes bridging walls which extend radially from a bridging web. The bridging structures thus have a channel-shaped cross-section. The bridging walls have a scalloped configuration at their radially outer edges. As a result of this configuration, the neutral axes of the bridging structures are straight, so that the support ring behaves, in structural terms, as a polygon.04-25-2013
20130202447segmented jacket construction, in particular for a foundation for a wind turbine installation - A segmented jacket construction is proposed. The segmented jacket construction is for a foundation for a wind turbine installation. The segmented jacket construction has at least two grid segments, which are connected to each other by joints. The joint has two tubular jacket modules, which are bonded by a grouting material.08-08-2013
20130202448ROTOR HUB FOR A WIND TURBINE - A rotor hub for a wind turbine is provided. The rotor hub is adapted to support at least one rotor blade. The rotor hub has a base body. The base body has a first section providing a connecting site connectable with a wind turbine structure and an opposing second section providing a freely exposed front portion. The front portion is at least partially built of a sandwich-construction.08-08-2013
20130202449AXISYMMETRIC PART FOR AN AVIATION TURBINE ENGINE ROTOR - A link part for a turbine engine, in particular such as a turbojet, the link part being mounted between a fan cone and a fan disk supporting fan blades, the link part having an annular wall pierced by a plurality of orifices, each for receiving a fastener member and terminated by a substantially perpendicular rim having an outer surface that provides an aerodynamic extension of the fan between an outer surface of the fan cone and an outer surface of a fan blade platform, the annular wall being made of a first material that is composite and is provided on an inner surface of the rim with a ring made of a second material that is different from the first and that is suitable for radially retaining the fan blade platform.08-08-2013
20120063915VIBRATION CONTROL APPARATUS OF WIND TURBINE GENERATOR AND WIND TURBINE GENERATOR - A vibration control apparatus of a wind turbine generator that can be installed in a small space inside a tower, without a weight increase of the tower, and that can change the natural frequency thereof is provided. Included is a swinging rod extending in the vertical direction and suspended from beams provided on an upper part of the tower via a first universal joint; a flange part extending outward from the upper end outer surface of the swinging rod in the radial direction along the circumferential direction; a pendulum including a bob attached to the swinging rod and capable of moving up and down in the vertical direction; and a plurality of attenuation devices each of whose upper end is attached to the beams with a second universal joint and whose lower end is attached to the flange part with a third universal joint.03-15-2012
20120076663Method, Assembly and System for Mounting Wind Turbine Blades to a Wind Turbine Hub - An assembly for mounting wind turbine blades to a wind turbine hub is disclosed. Such assembly includes a blade retaining arrangement to accommodate at least two blades and an interface to a lifting device for lifting the assembly to the hub. Furthermore, a system and a method for the same purpose are disclosed.03-29-2012
20130209267ROTOR - A rotor of a charging device may include at least two parts fastened to each other and configured to enclose a hollow space. The two parts may be fastened to each other via a negative pressure within the hollow space.08-15-2013
20120093661THERMALLY INSULATING TURBINE COUPLING - A rotor assembly, including at least one driven member, e.g., a compressor rotor, and at least one driving member, e.g., a turbine. At least one rotating thermal insulator rigidly attached to either the driven member or the driving member. A coupling feature that includes mating geometric surfaces on the driven member and the driving member, wherein the geometric surfaces are configured to allow radial sliding, relative centering, torque transmission, and axial constraint between the driven member and the driving member.04-19-2012
20100143149TURBINE WITH AT LEAST ONE ROTOR WHICH COMPRISES ROTOR DISKS AND A TIE-BOLT - A gas turbine is provided. The gas turbine includes at least one rotor, having rotor blades arranged on the periphery of rotor disks in a plurality of radial planes, and a tie-bolt extending along slots in the rotor disks and holding the rotor disks together as a unit. At least one annular spacer for fixing the position of the tie-bolt in relation to the center line of the rotor disks is also provided. The spacer includes through-openings that are arranged radially in relation to the tie-bolt or to its center line and that extend coaxially.06-10-2010
20090290988Element which Generates a Magnetic Field - An element which generates a magnetic field for fastening a compressor wheel to a turboshaft of an exhaust-gas turbocharger, has a basic body and a thread. In order to specify an element which generates a magnetic field for fastening a compressor wheel to a turboshaft, which element generates as high a magnetic field strength as possible and nevertheless can absorb without damage the forces and the tightening torques which occur during fastening of the compressor wheel to the turboshaft, the entire basic body includes a magnetic material and a sleeve is arranged in the basic body, which sleeve includes a non-magnetic material and has the thread which can be screwed to a mating thread of the turboshaft.11-26-2009
20100215507MOUNTING ARRANGEMENT - The invention provides an arrangement for mounting a nose cone 08-26-2010
20110262284STACK ROTOR WITH TIE ROD AND BOLTED FLANGE AND METHOD - Method and rotor for a compressor. The rotor includes a solid first stub having a first end configured to engage with a corresponding bearing and a second end having a flange configured to be attached by bolts to a corresponding flange of a first impeller of the compressor; a tie rod configured to pass through the first impeller of the compressor; a nut being configured to engage a threaded region of the first end of the tie rod; and a solid second stub having a first end configured to receive the threaded portion of the second end of the tie rod and a second end configured to engage with a corresponding bearing. The tie rod does not contact the solid first stub.10-27-2011
20100158699ROTOR MOUNTING SYSTEM FOR GAS TURBINE ENGINE - A rotor for a gas turbine engine having a stub shaft and an axis of rotation, the rotor including a turbine hub clamped to a coaxial tie shaft with a tie shaft nut, the stub shaft comprising: a hollow stub shaft body extending rearwardly axially of the turbine; a forward portion of the stub shaft body disposed radially outwardly of the tie shaft nut and removably mounted to a rearward portion of the turbine; and a rearward portion of the stub shaft body including an inner bearing race mounting surface.06-24-2010
20100158698RESONANCE REDUCTION DEVICE FOR RAM AIR TURBINE - A ram air turbine assembly includes a preferentially located mass that modifies the resonance frequency of the assembly so that vibration is reduced to desired levels. The example mass can be fixed in a specific location on the ram air turbine or can be deployable once the ram air turbine is moved to an operating position.06-24-2010
20100322781IMPELLER AND TURBOCHARGER - An impeller having a rotation axis, a radial direction, a backplate and a number of vanes which are connected to the backplate at a line of connection is provided. Each vane has an upstream side, a downstream side and an outer side. The downstream side of each vane has an edge portion which is located near the outer side. The vanes project radially over the backplate and the downstream side further includes a connecting portion connecting the edge portion to the backplate and including an angle with the radial direction. The connecting portion includes a convex rounded portion which is located near the line of connection. Moreover, a turbocharger having an inventive impeller is disclosed.12-23-2010
20100047077Ferry Flight Engine Fairing Kit - A fairing kit for a gas turbine engine, where the engine has a core gas turbine engine, a fan rotor, and a plurality of external fan blades attached to the fan rotor and powered by the core gas turbine engine. The core gas turbine engine has an annular splitter for directing a portion of incoming airflow into the core gas turbine engine. The fairing kit comprises: a) a fairing; b) a plurality of fasteners for securing the fairing to the core gas turbine engine; and c) a conformable seal for sealing mating surfaces of the fairing and the core gas turbine engine.02-25-2010
20110158818A Hub Enclosure for a Hub of a Wind Turbine - A hub enclosure (06-30-2011
20110268579GAS TURBINE SPINDLE BOLT STRUCTURE WITH REDUCED FRETTING MOTION - A spindle bolt structure is provided in a gas turbine engine. The gas turbine engine includes a rotor including a plurality of turbine disks for supporting rows of blades, a torque tube located on a compressor side of the turbine disks, and a seal disk located between the torque tube and a first stage turbine disk. The spindle bolt structure includes a plurality of spindle bolts extending through the turbine disks and disposed offset from a rotational axis of the turbine disks. The spindle bolts include a first terminal end located adjacent to the compressor side of the turbine disks, and a sleeve member is provided extending over a portion of the first terminal end of each spindle bolt and embedded within a compressor side of the seal disk for effecting a reduction in fretting movement of the spindle bolt relative to the seal disk.11-03-2011
20130177443TURBINE EXTERNAL COMPARTMENT, FRAME FOR TURBINE EXTERNAL COMPARTMENT, AND METHOD OF CONSTRUCTING FRAME FOR TURBINE EXTERNAL COMPARTMENT - An object of the present invention is to provide a turbine external compartment, a frame for a turbine external compartment, and a method of constructing a frame for a turbine external compartment that can improve a flow of steam inside of the compartment and can enhance the rigidity of the compartment using a simple structure. A turbine external compartment according to the present invention is placed in a frame having a steel-plate reinforced concrete structure obtained by filling a space between a plurality of steel plates with concrete. The turbine external compartment includes a lower half part having a side plate part or an end plate part made of the steel plates that constitute the frame.07-11-2013
20130202446Wind Turbine Having a Helicopter Landing Pad - A wind turbine includes a tower, a nacelle rotatably arranged on the tower, and a helicopter landing pad arranged on the nacelle. The wind turbine has a rotor having at most two rotor blades and a locking device for locking the rotor in a position in which the rotor blades extend horizontally, and the helicopter landing pad is arranged on the nacelle in such a way that the cross-section of the upper tower section lies completely within the outer contour of the helicopter landing pad in the top view.08-08-2013
20120063914LOW-PRESSURE TURBINE - A low-pressure turbine for a turbomachine including turbine disks with festooned annular flanges for fastening to a festooned annular flange of a drive cone connecting the turbine disks to a turbine shaft, solid portions of the festooned annular flanges of the turbine disks and of the drive cone being connected to peripheries of the turbine disks and of the drive cone, respectively, via concave filets that are asymmetrical.03-15-2012
20120093660Blade Orientation of an Impeller or Propeller - Efficient impeller or propeller wherein at least one blade in a set of blades on a hub of said impeller is oriented with respect to the tilted plane rotated clockwise or counter clockwise in an axis perpendicular to the longitudinal axis of said impeller. At least one blade in a set of blades of the multi-set impeller may have the same or different sizes or the same or different tilted plane angle compared to at least one blade of the adjacent set or the blade of one set may have the same or different angle as viewed from the second end of the impeller from a reference plane along the longitudinal axis of the impeller compared to the angle of at least one blade of the adjacent set. The invention also includes: blade arrangement for multi-set impeller, inner hub length variations, and hub shapes for better efficiency and utility.04-19-2012
Entries
DocumentTitleDate
20100074761Impeller assembly - An impeller assembly is revealed. The impeller assembly includes a base arranged with at least one impeller. The base has a flow guide surface disposed with at least one mount location set thereof. The mount location set is composed of a plurality of locking slots and a mounting region while each locking slot connects the mounting region with the flow guide surface. The impeller includes a mounting part mounted into the mounting region of the base and a plurality of blades is arranged around the mounting part. A reinforcing piece is disposed between the inner edge of the blade and the mounting part for connection, and is mounted into the locking slot correspondingly. By such design, the structural strength of the weak region between the mounting part and the blade is increased and this favors precise location and assembly of the impeller with the base.03-25-2010
20100074760Supporting system for suspended wind turbines - In a preferred embodiment, a supporting system for suspended wind turbines placed in mountainous areas and cliff seashores. The system includes: substantially vertical support the turbine is attached to and a turbine coupled using a mechanism allowing a full-circle rotation of the turbine around the support. A carrying cable stretched over the ground carries downward vertical loads applied to the system, and a number of guy ropes, placed angularly to each other, carry applied wind loads. In the second and the third versions of the invention it is disclosed modifications of the main structural system for supporting vertical-axis wind turbines and the turbines placed in cliff seashore.03-25-2010
20120244008IMPELLER STRUCTURE - An impeller structure includes a hub, a plurality of blades, and a plurality of reinforcing ribs. The blades are extended from the hub, and the reinforcing ribs are disposed annularly and separately between the blades. The strength of the impeller structure is improved by the reinforcing ribs, and the interference between the inner and outer flow fields of the blades is reduced by the reinforcing ribs. Also, a fan including above-mentioned impeller structure is disclosed.09-27-2012
20130078109OFFSHORE WIND TURBINE STRUCTURES AND METHODS THEREFOR - Structures and methods for elevating and retracting offshore wind turbine assemblies. Structures and methods are presented for elevating and retracting offshore wind turbine assemblies mounted on a tower in order to facilitate both service of the assemblies at any time, as well as preservation of the assemblies through storms or other high-wind weather events. Among the structures presented are folding wind turbine blades that may be folded into compact clusters and secured to braces in order to minimize damage during storms or other high-wind events.03-28-2013
20130034450WIND POWER PLANT WITH MODULAR TOWER SYSTEM - A wind power plant tower having a multiplicity of tower segments which are arranged one on top of the other and enclose an interior tower space, and at least two system components from the group of a conductor, a lighting and a climbing device for operating personnel arranged in the tower inner space. Segments for the system components are structurally combined with a beam to form a separate supply module spanning a number of tower segments. The laborious assembly of the system components can thus be carried out at ground level, and only the supply module thus completed, which spans a number of segments, is then mounted in the tower. This obviates the need for a considerable amount of work in the form of hazardous working in the tower.02-07-2013
20130034449GAS TURBINE ENGINE ROTOR CONSTRUCTION - A gas turbine rotor is provided with a longitudinal stack of blade supporting disks each including a medial web and a radially outer rim. The disks are spaced from one another by axial gaps. The disks include recesses in the forward and aft major surfaces thereof proximal to the juncture of the webs and rims thereof. Annular spacers received with the recesses in the disks span the axial gaps and provide a load path for the axial compressive preloading of the disks and the transmission of torque along the disk stack.02-07-2013
20130078108CEILING FAN MOTOR ADAPTER - A ceiling fan motor (03-28-2013
20100040477WIND TURBINE WITH ADDITIONAL BLADE-END SUPPORT - The present invention relates to a wind power plant. It comprises a stator, a rotor, which is supported by the stator, a circular guide device, which has a plurality of fastening points provided on the periphery, at least two rotor blades, which each at the proximal end thereof are rotatably supported on the rotor and with the distal end thereof are rotatably supported by the annular guide device, and a plurality of tensioning ropes, which under tension connect the fastening points of the circular guide device to the stator for stable holding of the circular guide device in a position that is concentric to the rotor.02-18-2010
20100135821TRANSPORTABLE WIND TURBINE TOWER - A tower having a plurality of axial sections is provided. The tower includes at least one lower axial section having a non-circular cross-section in at least a portion thereof. The lower axial section is located near a bottom of the tower. At least one upper axial section has a substantially circular cross-section in at least a portion thereof, and is located near a top of the tower. The tower has a cross-sectional profile that transitions from the non-circular cross-section to the substantially circular cross-section, and an outer diameter of the tower is less than a designated maximum diameter.06-03-2010
20130045110LIFTING DEVICE FOR A ROTOR OF A WIND TURBINE - The invention relates to a lifting device for a rotor of a wind turbine, consisting of a turbine hub and rotor blades fixed thereon, having the following components: at least one receiving device which can be fixed to a blade root region of the rotor; guiding means which can be attached to the receiving device and which has at least one carrier element for receiving and fixing cable carriers, wherein the carrier element is connected to the guiding means in a movement-flexible manner such that the rotor is aligned properly for assembly before being assembled on a rotor shaft of the wind turbine. The aim of the invention is to provide a lifting device for rotors which is easy to assemble and disassemble and which enables the rotor to automatically align into a correspondingly optimal bearing position for assembling onto the turbine hub when undesired torque acts on said rotor.02-21-2013
20130045108FAN MODULE - A fan module includes a fan, a bracket, a number of first fasteners, and a number of second fasteners. The bracket includes a base wall defining a number of locking holes. The fan includes a side plate defining a number of mounting holes. Each of the first fasteners includes a pole, a head portion, and a locking portion. A through hole is defined in the first fastener. A block protrudes on an inner surface of the through hole of the first fastener, aligning with the locking portion. Each of the second fasteners includes a shaft. The pole extends through the locking hole and the mounting hole of the fan. The shaft extends through the through hole of the first fastener to engage with the block, to deform the locking portion. Therefore the locking portion is locked to an inner surface of the side plate of the fan.02-21-2013
20130045109FAN MODULE - A fan module includes a fan, a supporting rack, and a number of fasteners. The fan includes two opposite plates. A number of mounting holes are defined in each plate. The supporting rack includes a base and two opposite sidewalls extending up from the base. The fan is accommodated among the base and the sidewalls. Each fastener is made of vibration-resistant material, and includes an engaging portion sandwiched between a corresponding plate of the fan and a corresponding sidewall, and a latching portion extending from the engaging portion and latched to the corresponding mounting hole of the fan.02-21-2013
20090035149FAN ROTOR - A fan rotor includes a hub (02-05-2009
20100143150FAN MOUNTING ASSEMBLY - A fan mounting assembly includes a fan, a supporting device, two fixing devices, and two magnetic units. The fan includes a frame having two spaced walls, and at least two spaced fixing holes are defined in each of the walls. The fixing devices are oppositely mounted to the supporting device and sandwich the fan therebetween. Each of the fixing devices includes a fixing plate and two fixing arms perpendicular to the fixing plate. The fixing arms of the fixing devices are made of ferromagnetic material and align with the fixing holes of the fan respectively. Each of the magnetic units includes two magnets. Each magnet of the magnetic units engages in a corresponding one of the at least two fixing holes of a corresponding wall of the fan and attracts a corresponding fixing arm, to make the fixing arms clamp the fan.06-10-2010
20120163990COMPOSITE MATERIAL PANEL STRUCTURE AND MANUFACTURING METHOD - The present invention provides a composite material panel structure and a manufacturing method thereof with which an anti-lightning function can be realized without adding a separate anti-lightning structure to the composite material panel structure. In a composite material panel structure formed from a composite material panel containing reinforcing fibers, the composite material panel includes: a fiber-reinforced base material impregnated with a matrix resin; a conductive mesh sheet disposed on one surface side of the fiber-reinforced base material; and a bag film disposed on the one surface side of the fiber-reinforced base material so as to sandwich the conductive mesh sheet. The conductive mesh sheets of a plurality of the composite material panels are electrically connected to each other.06-28-2012
20130052034NON-ROTATING STATIONARY GROUND TUBE FOR A WIND FAIRING - A stationary ground tube for use in an aircraft rotor fairing includes a first cylindrical portion including a first bore aligned along a longitudinal axis, the cylindrical body portion having a tubular body from a first end to a second end; and a second cylindrical portion coupled to the first cylindrical portion, the second cylindrical portion including a second bore aligned along the longitudinal axis. The second cylindrical portion is coupled to the aircraft rotor fairing via at least one attachment device.02-28-2013
20130089433CONVERTIBLE WIND TURBINE NACELLE COVER - A convertible nacelle cover with an integrated platform for avoiding the use of auxiliary devices when performing maintenance operations on the components of a wind turbine nacelle, in cases in which the nacelle is not large enough to allow workers standing in it.04-11-2013
20130089432SHAFT ASSEMBLY FOR A GAS TURBINE ENGINE - A shaft assembly for a gas turbine engine that includes a shaft with a threaded shaft segment, an annular rotor disposed on the shaft, and annular stack nut. The stack nut includes a base nut segment and a clamping nut segment. The base nut segment includes a threaded nut bore that is mated with the threaded shaft segment. The clamping nut segment axially extends from the base nut segment to a load bearing surface. The clamping nut segment includes a radial thickness that decreases as the clamping nut segment extends from the load bearing surface towards the base nut segment. The load bearing surface exerts a force against the rotor securing the rotor to the shaft.04-11-2013
20130058792MODULAR WIND TURBINE HAVING A ROTATING FEATURE AND METHOD OF USE THEREOF - A modular multi-turbine unit of fixed toroidal support structures having a rail system designed to allow each of the plurality of turbines to rotate to a most efficient position relative to the wind for generating power, a computer control system capable of positioning each of the plurality of turbines to most effectively generate power from the wind, preventing damage to the turbines, and providing a wind predictive model based on the wind characteristics for the area in which the wind turbine is located.03-07-2013
20120189461Welded Rotor, a Steam Turbine Having a Welded Rotor and a Method for Producing a Welded Rotor - A welded rotor, a steam turbine having a welded rotor, and a method of producing a welded rotor are disclosed. The welded rotor includes a high pressure section and an intermediate pressure section. The high pressure section includes a high temperature material section joined to a low temperature material section.07-26-2012
20130064678JACKET STRUCTURE FOR OFFSHORE CONSTRUCTIONS - A jacket structure for offshore constructions, particularly for offshore wind turbines, includes a number of first and second profiles, whereby the first profiles have rods in axial alignment and the second profiles have rods in an angled alignment relative to the first profiles. A number of node members are provided, whereby a connection of aligned profiles and/or aligned profiles and node members is established by connecting means with at least two fastening points and at least one elongate tension element extending between the fastening points. The at least one elongate tension element at least partially penetrates through the respective aligned profiles and/or aligned profiles and node members.03-14-2013
20120114502LOCKING DEVICE - A locking device including a hoop, the hoop curling up to form an axial mounting hole in the middle. An upper convex block, a lower convex block, a middle aperture, a left aperture, a right aperture, an upper convex ear, a lower convex ear, an upper guiding inclined plane, and a lower guiding inclined plane are disposed in the device. The upper convex block and the lower convex block move axially to narrow the middle aperture, the upper guiding inclined plane and the lower guiding inclined plane contact with each other to make the upper convex block and the lower convex block to move circumferentially to narrow both the left aperture and the right aperture and enable the hoop to tightly hold objects inside the axial mounting hole. The locking device has a simple structure, low cost, robust connecting structure, convenient and efficient assembly and disassembly processes.05-10-2012
20120114501Pivoting structural cellular wall for wind energy generation - The present invention relates to a device and method associated with the device. It is a wall for collecting wind energy, holds multiple wind turbines at increased heights, the device also pivots around a central point and keeps the turbines aligned into the direction of the wind. This device can be used to increase the yield of energy collected from the wind and to place wind turbines in stronger winds. The device enables turbines to be located within the structure. The rotation is around a center pivot point with the outer vertexes of the triangle free to move. With respect to the method, the modular cells locate the wind turbines in higher wind speeds. The wind flows around and through the cell structure creating beneficial vortexes. The wind is converted into energy at the turbine, at the conclusion of these steps wind energy is converted into electrical power.05-10-2012
20120114499FAN MODULE - A fan module including two brackets, two holders and a fan is provided. Each bracket has a first assembling portion formed thereon. The holders are mounted to the brackets and located between the two brackets. Each of the holders has two second assembling portions, and one end of each of the second assembling portions being connected with the first assembling portions correspondingly. The fan is assembled between the holders.05-10-2012
20120134841YAW BEARING ASSEMBLY AND TOWER FOR WIND TURBINE - A tower for a wind turbine is disclosed. The tower includes an outer shell defining a yaw axis and a main frame for a nacelle. The tower further includes a first yaw bearing and a second yaw bearing each connecting the outer shell and the main frame. The first yaw bearing and the second yaw bearing are spaced apart from each other along the yaw axis and each rotatable about the yaw axis.05-31-2012
20110280734COMBINING STRUCTURE FOR THE DECORATING SHELL OF A CEILING FAN - A combining structure for the decorating shell of a ceiling fan includes an outer shell and a decorating cover. The bottom of the outer shell has a connecting hole. The rim of the connecting hole is formed upward with at least two opposite notches. Each of the notches is bent downward with a blocking rim that gradually converges. The decorating cover has an annular shape, and is mounted on the bottom of the outer shell. The inner rim of the decorating cover is protruded upward with an inner rim wall that goes through the connecting hole of the outer shell. The outer surface of the inner rim wall is protruded outward with a protruding part for each of the notches on the outer shell. The protruding parts go through the notches and urge and position on the blocking rim at the bottom of the outer shell.11-17-2011
20110280733STRUCTURE OF DECORATING SHELL FOR CEILING FAN - A structure of the decorating shell for a ceiling fan includes an outer shell and a decorating cover. The bottom of the outer shell has a connecting hole. The surrounding surface at the bottom of the outer shell has at least two opposite grooves. The decorating cover has an annular shape and is correspondingly disposed at the bottom of the outer shell. The outer rim of the decorating cover is protruded upward with hook parts to engage with the grooves. At least one elastic body is interposed between the inner rim and the outer rim of the decorating cover. When the decorating cover is mounted onto the bottom of the outer shell, the elastic body is squeezed by the outer shell and the decorating cover to urge against the surrounding surface at the bottom of the outer shell.11-17-2011
20090035150Surface aerator impeller design including stabilizer cylinder - A surface aeration impeller incorporating a stabilizer cylinder that damps out and eliminates any sustained oscillatory or vibratory displacements normal to the axis of rotation when the impeller is in operation. The surface aeration design operates in a mechanically stable fashion under diverse loading conditions and at any static liquid level submergence of the impeller.02-05-2009
20080292468Stiff-in-Plane Gimbaled Tiltrotor Hub - A rotor-hub for a rotary-wing aircraft is disclosed. The rotor-hub comprises a yoke comprising a plurality of yoke arms and a plurality of yoke straps, wherein the yoke arms are joined together by the yoke straps, and wherein a plurality of inner walls of the yoke define a central void space. A pitch horn is movably connected to the yoke and a portion of the pitch horn is located within the central void space. A connecting shell is fixedly attached to the yoke.11-27-2008
20100266420Fixture for Gripping an End of a Member - A fixture to be connected to an end of a large member, such as wind turbine blade and wind turbine tower sections is provided. The fixture allows for a high degree of flexibility with regard to size of the end and arrangement of holes in the flange of the member.10-21-2010
20110299997HANDLING A WIND TURBINE NACELLE - In order e.g. to increase safety, flexibility and simplicity when handling a wind turbine nacelle 12-08-2011
20110206535Airflow diffuser (diffuser fan) and air conditioner - An airflow diffuser including a blade wheel that includes blade members, spoke members and a hub member supporting the spoke members, and that is located so that air blown out from an air outlet of an air conditioner comes in contact over a path of rotation of the blade members, a shaft member forming an axis of rotation of the blade wheel. The blade wheel is capable of being freely rotated by at least just the air that is blown out from the air outlet.08-25-2011
20110142683Floating Underwater Support Structure - A floating underwater support structure is disclosed. The underwater support structure includes a joint capable of rotation and angular movement along two or three axes coupled to a truss. The truss is capable of sustaining loads in tension, compression, and bending, and comprises one or more elongate, rigid members. The elongate, rigid members are capable of sustaining loads in at least tension and compression. A buoyant member positioned between or around the members of the truss at a predetermined distance below the water provides a buoyant force that typically exceeds the weight of the entire structure. In deeper water, cross bracing may be provided between the members of the truss, and in particularly deep water, a single tendon may connect between the joint, typically anchored to the floor of the body of water, and the truss. The support structure may be used to support wind turbines and other structures.06-16-2011
20110027100MOBILE WIND POWER STATION - A mobile wind power station includes a wind turbine secured to a tower. A base of the tower is coupled to a support, which includes a mobile, surface-mounted pedestal and a plurality of bolts. The plurality of bolts extend upwardly from the mobile, surface-mounted pedestal and are received in the base of the tower.02-03-2011
20110268580Axially segmented guide vane mount for a gas turbine - A stator blade carrier for a gas turbine is provided. The stator blade carrier includes a plurality of axial segments. At least one axial segment is designed as a tubular lattice structure. This allows a simpler design technically and a more flexible adaptation to the temperature profile present on the stator blade carrier to maintain operational safety.11-03-2011
20110076154SUPPORT FOR A LARGE VERTICAL AXIS WIND TURBINE - A support for a large vertical axis wind turbine including a tower frame, a platform, a vertical central axis, and a vertical axis windmill including a plurality of blades and supporting arms. The platform is disposed on the tower frame for installing and fixing a generator. The vertical central axis and the vertical axis windmill are supported by the tower frame. The tower frame is a truss structure and includes at least three sub-tower frames which are in parallel with each other and form a regular polygon from top view. The sub-tower frames are a hollow truss structure. The ratio of a diameter of the vertical axis windmill to a distance between two adjacent sub-tower frames is between 2.5 and 6. The ratio of the diameter of the vertical axis windmill to a height of the tower frame is between 3 and 0.5.03-31-2011
20110076153STEAM TURBINE ROTOR AND STEAM TURBINE USING THE SAME - To provide a steam turbine rotor and a steam turbine which are highly reliable.03-31-2011
20080286114PORTABLE FAN - A self-contained, easy to assemble, low cost, universal, and safe fan for use on a pole. The fan can oscillate in either a horizontal or vertical direction. The fan can rotate about the pole. The fan can be positioned in multiple directions and positions.11-20-2008
20080279694FAN AND FAN ASSEMBLY - A fan includes an impeller, a motor, a circuit board, a fan frame and a connecting member. The motor is used to drive the impeller to rotate. The circuit board is electrically connected to the motor. The impeller and the motor are accommodated in the fan frame. The connecting member is disposed at one side of the fan frame. The circuit board is disposed between the connecting member and the fan frame. Also, a fan assembly including such two fans is also disclosed.11-13-2008
20120141294GAS TURBINE ROTOR CONTAINMENT - A gas turbine engine has a spool including compressor and turbine rotors connected by a first shaft. The first shaft extends concentrically around a second shaft. The first shaft forward end has a portion with an inner diameter of close tolerance with the second shaft. The second shaft has a region of enlarged diameter located axially aft of the compressor rotor but axially forward of the forward end of the first shaft. The region of enlarged diameter has a diameter greater than the inner diameter of the forward end portion of the first shaft to cause the region of enlarged diameter of the second shaft to engage the first shaft in interference in the event that the second shaft is moved axially aft relative to the first shaft more than a pre-selected axial distance.06-07-2012
20080286113High Speed Type Impeller - Disclosed is a high speed type impeller, including: a body having a shaft coupling hole into which a rotation shaft of a motor is coupled, the outer circumference of the body being widened from the top to bottom end in the insertion direction of the rotation shaft to form a bent surface, a step portion shadowed in the radial direction being formed on the top end of the body; a plurality of blades installed on the bent surface of the body to be bent at a predetermined angle to the rotation shaft direction; and an upper reinforcing ring installed at the step portion of the body. Even through the impeller is made of a low cost material, the reinforcing ring reinforces the weak portion of the impeller to improve durability. Reliability of the impeller is attained with high economical efficiency.11-20-2008
20130216393RADIAL IMPELLER WITH A RADIALLY FREE BASIC RIM - The invention provides an impeller designed to be mounted on a rotary shaft. The impeller comprises a basic rim provided with blades protruding on one surface of the basic rim, and a hub capable of being coupled to the basic rim and to the rotary shaft. In certain embodiments, the impeller comprises an annular plate and the hub, the plate and the basic rim are configured to interact together so as to hold the basic rim axially and to maintain a freedom of radial deformation of the basic rim relative to the hub and to the plate.08-22-2013
20130011273WIND TURBINE AND METHOD OF CONSTRUCTION OF A WIND TURBINE - Disclosed is a wind turbine with a nacelle and a rotor, the rotor including a number of blades and a hub, the nacelle and the hub being connected with each other in an interface region, the wind turbine further including a transport system for transporting hydraulic and/or pneumatic fluid from the nacelle into the hub. The transport system includes a rotary unit as a connection through which the fluid passes and a part of which rotates in operation together with the hub which rotary unit is positioned in the hub at a position distanced from the interface region facing away from the nacelle, the transport system further including a pipe system leading from the interface region into the hub to the rotary unit and being fixed in its position. The disclosure also concerns a method of construction of such wind turbine.01-10-2013
20120141293NI-BASED HEAT RESISTANT ALLOY, GAS TURBINE COMPONENT AND GAS TURBINE - A Ni-based heat resistant alloy has a composition of, by mass percent, carbon: 0.001 to 0.1%, chromium: 16 to 22%, aluminum: 0.5 to 1.5%, molybdenum: 0.1 to 2.0%, tungsten: 0.1 to 6.0%, niobium: 3.5 to 5.5%, titanium: 0.8 to 3.0%, iron: 16 to 20%, and the balance being nickel and inevitable impurities. A parameter Ps indicating a segregation tendency is in a range of Ps≧−3.5. The parameter Ps is represented by Formula (1).06-07-2012
20120070304ROTOR LOCK FOR A WIND TURBINE - A locking arrangement for locking a hub (03-22-2012
20130121840FRAME ASSEMBLY OF RING-TYPE FAN WITH PRESSURE-RELEASING FUNCTION - A frame assembly of a ring-type fan with a pressure-releasing function includes a fan wheel, a pressuring-releasing portion, and a frame body. The fan wheel is received in an accommodating space of the frame body. The fan wheel has a hub and a plurality of blades. The pressure-releasing portion is formed on free ends of the blades and has a stopping wall and a flange extending from one end of the stopping wall. A pressure-releasing channel is formed between the stopping wall and an inner wall of the frame body. With the pressure-releasing portion being formed on the free ends of the blades, the present invention is capable of delaying the deceleration, improving the fan performance, and reducing its noise.05-16-2013
20110142680OFFSHORE WIND TURBINE GENERATOR - Provided is an offshore wind turbine generator capable of withstanding unevenly distributed stress with a simple and inexpensive structure and of maintaining reliability in terms of strength. An offshore wind turbine generator includes a nacelle that rotatably supports a rotor head, and a tower portion that supports the nacelle and yaws integrally with the nacelle, and a structure portion that bears the strength of the tower portion has a higher strength against a load in a direction included in a plane having a rotation axis of the rotor head and an extending direction of the tower portion than the strength of the structure portion against a load in a direction included in other planes including the extending direction of the tower portion.06-16-2011
20090232659CONCRETE TO FABRICATE THE NACELLE OF A WIND TURBINE - A structure of a wind turbine selected from the group consisting of: a nacelle of a wind turbine, a hub of a wind turbine, and fairings of a wind turbine is described. The structure includes a structure housing comprising a concrete material.09-17-2009
20110229341IMPELLER FOR A FAN - An impeller for a fan having a hub that can be easily fastened to a shaft is disclosed. A multiplicity of vanes is fastened to the hub. At least one elastic damping body is provided in the hub between the receptacle and the vanes to damp the transfer of vibrations from the shaft to the vanes, and prevent vibration of the vanes relative to each other. A slotted central sleeve in the inner section of the hub forms the receptacle for the shaft and is surrounded by an annular spring.09-22-2011
20110229340PENTAGONAL TRUSS UNIT FOR TURBINE OF GENERATOR AND STRUCTURE FOR GENERATION PLANT USING THE SAME - The present invention relates to a pentagonal truss structure for generator and its structure for use in generation plant purpose. The purpose is to provide pentagonal truss structure for generator where solid support of turbine is possible by having truss structure configuration support device and convenient maintenance or replacement work of installed turbine, and generator purpose structure using pentagonal truss structure. Thus, present inventions is located at each upper and lower section of turbine as upper support and lower support to support the rotating turbine, each vertex of above upper and lower support are interconnected, but connect vertex of one support to two vertexes of other support, creating numerous coupling elements forms several triangle shaped truss structure sides, thus above higher support with regular pentagonal planar structure with upper left and right sides, lower left and right sides, and bottom side is composed, above lower support with regular pentagonal planar structure with upper left and right sides, lower left and right sides, and bottom side is composed, and upper left and right sides of lower support is located vertically below the bottom side of higher support, bottom side of lower support located vertically below upper left and right sides of upper support where one side of upper support and one side of bottom support that is located diagonally can maintain mutual parallel, a pentagonal truss unit for turbine of generator and structure for generation plant using the same are the technical essentials.09-22-2011
20110229339METHOD OF MANUFACTURING STEAM TURBINE ROTOR AND STEAM TURBINE ROTOR - A method of manufacturing a steam turbine rotor which includes an ultra-high temperature side portion in which ultra-high temperature steam flows and a high temperature side portion in which high temperature steam flows, the manufacturing method including the steps of: preparing a first electrode having a chemical composition corresponding to a chemical composition of a heat resistant alloy making up the ultra-high temperature side portion and a second electrode having a chemical composition corresponding to a chemical composition of the high temperature side portion; tentatively joining together joints of the electrodes, with the joints of the electrodes made smaller in cross sectional area than other electrode portions; subjecting the tentatively joined first and second electrodes to an ESR process to obtain an ESR ingot and forging the ingot into a shape of a rotor to obtain a rotor forging; and heat-treating the rotor forging to obtain a rotor blank and manufacturing the steam turbine rotor from the rotor blank.09-22-2011
20110142682ONSHORE WIND TURBINE WITH TOWER SUPPORT SYSTEM - A wind turbine includes a nacelle with any manner of associated power generation equipment. The nacelle is mounted atop a tower having a base end configured for support on a ground level foundation. A tower support system provides support to the tower and includes an axially extending circumferential sleeve mounted around the tower at a location between the base end and the nacelle. A plurality of support legs are disposed around the sleeve, with each support leg having a first end rigidly affixed to the sleeve and an opposite foot end configured for mounting to a ground level footing. The support legs extend from the sleeve with a length and at an acute extension angle relative to a longitudinal axis of the tower so as to provide a designed degree of vertical and lateral support around the circumference of the tower.06-16-2011
20110142681ROTOR BLADE ASSEMBLY - A rotor blade assembly is disclosed. The rotor blade assembly includes a main rotor blade, the main rotor blade including a pressure side and a suction side extending between a leading edge and a trailing edge, and an auxiliary rotor blade associated with the main rotor blade, the auxiliary rotor blade including a pressure side and a suction side extending between a leading edge and a trailing edge. The rotor blade assembly further includes a support member connecting the auxiliary rotor blade to the main rotor blade. The auxiliary rotor blade is configured to modify a lift force associated with the rotor blade assembly.06-16-2011
20100189567Rotor Mounting - A rotor mounting on one end of a shaft, particularly a shaft end of a centrifugal pump unit, in which an adjusting surface and at least one contact surface are constructed on the shaft end, and in which a rotor hub is provided at least on the end facing the shaft with a central bore having an internal thread. The rotor hub is attached to the shaft end by a screw connection. The shaft has a central bore (07-29-2010
20100226784Hanging Fan with a Ceiling Mount Structure - A hanging fan with a ceiling mount structure includes a ceiling mount disc mounted to a ceiling, an external disc portion having a plurality of arc slots, a cover having a transversal extending portion, and a fixing portion disposed at the extending portion, such that the fixing portion of the cover is passed through the arc slot and fixed with the ceiling mount disc to form the hanging fan structure of the invention.09-09-2010
20100226785STRUCTURAL TOWER - A structural tower having a space frame construction for high elevation and heavy load applications is disclosed, with particular application directed to wind turbines. The structural tower includes damping or non-damping struts in the longitudinal, diagonal or horizontal members of the space frame. One or more damping struts in the structural tower damp resonant vibrations or vibrations generated by non-periodic wind gusts or sustained high wind speeds. The various longitudinal and diagonal members of the structural tower may be secured by pins, bolts, flanges or welds at corresponding longitudinal or diagonal joints of the space frame.09-09-2010
20100221120HANGING FRAME ASSEMBLY FOR CEILING FAN - A hanging frame assembly includes a support seat made of metal and having a bottom wall forming a substantially C-shaped ring, two angularly spaced-apart sidewalls extending upwardly from an outer peripheral end of the bottom wall, two wing plates bending outwardly and respectively from top ends of the sidewalls, and a plurality of angularly spaced-apart positioning ribs extending upwardly from an inner peripheral end of the bottom wall. A buffer piece made of rubber is mounted on the bottom wall, forms a substantially C-shaped ring, and has a plurality of angularly spaced-apart positioning grooves receiving fittingly and respectively the positioning ribs.09-02-2010
20120195768OFFSHORE WIND TURBINE INSTALLATION - This invention relates to a Method of mounting a wind turbine at a mounting location, said method comprising the steps of mounting two rotor blades to a pre-assembly of hub and nacelle; lifting the assembly of nacelle, hub and two blades by means of an installation crane on top of a frame in which a third rotor blade is held in vertical position with a flange pointing up; manipulating the third rotor blade towards the hub of the assembly resting on the said frame, allowing the third rotor blade to be mounted to the assembly of hub and nacelle and two blades; lifting the completed wind turbine assembly of nacelle, hub and three blades on top of a pre-installed wind turbine foundation tower.08-02-2012
20110058956HYBRID MULTI-ELEMENT TAPERED ROTATING TOWER - The specification discloses a rotating turbine tower. The tower rotates to maintain the turbine facing into the wind. This allows structural optimization. The tower structure is comprised of a leading edge and a trailing edge, with joining panels between the edge structures. The tower edges are the main structural components of the tower. The separation of the edges tapers to follow the thrust bending moment on the tower, reducing the need to taper material thickness. The tapering shape of the tower structure matches the primary edgewise moment distribution. The tower can be assembled on site from components, thereby facilitating transportation to the tower site. The material properties and shape can be selected based upon the tower maintaining a near constant orientation with the wind. This can save weight and costs. The tower architecture can be of differing shapes such as a triangle or a structure tapering at each end.03-10-2011
20100221119Helicopter Rotor Yoke and Method of Making Same - A rotor yoke includes a blade attachment portion, a mast attachment portion, and an intermediate portion extending between the blade attachment portion and the mast attachment portion. The intermediate portion, the blade attachment portion, and the mast attachment portion define an optional inner edge, such that the inner edge, if present, defines an opening. The rotor yoke further includes a peripheral, outer edge extending about the blade attachment portion, the intermediate portion, and the mast attachment portion. At least one of the outer edge and the inner edge, if present, includes a reduced thickness portion exhibiting a thickness that is less than a thickness of an adjacent portion of the rotor yoke.09-02-2010
20120141296VIBRATION-DAMPING SHIM FOR FAN BLADE - A vibration-damping shim configured to be interposed between a platform of a fan blade and a fan disk, including a radially external surface fitted with plates in contact with the fan blade platform, and a radially internal surface formed by an upstream surface, configured to be facing the disk, and a downstream surface separated from the upstream surface by a break in alignment. The upstream surface includes a zone protruding radially towards the interior, initiated at some distance from its upstream end.06-07-2012
20120141292COMPONENT HANDLING SYSTEM FOR USE IN WIND TURBINES AND METHODS OF POSITIONING A DRIVE TRAIN COMPONENT - A component handling system for use in a wind turbine is described herein. The wind turbine includes a rotor, a drive train assembly supported from a support frame, and a drive shaft that is rotatably coupled between the rotor and the drive train assembly. The component handling system includes a lifting assembly that is removably coupled to a component of the drive train and a lifting device. The lifting assembly is configured to support the component from the lifting device, and includes a plurality of lifting legs extending between the component and the lifting device. An alignment device is coupled to at least one lifting leg of the plurality of lifting legs, and is configured to adjust a length of the at least one lifting leg to adjust an orientation of the component with respect to the drive shaft.06-07-2012
20120141295SUPPORT STRUCTURE FOR A WIND TURBINE AND PROCEDURE TO ERECT THE SUPPORT STRUCTURE - The invention comprises a series of spans of column shaft (06-07-2012
20120034099Reinforcing Element for Use with a Ventilator Hub - In order to provide a ventilator hub (02-09-2012
20130129525WIND POWER PLANT FOR PRODUCING ELECTRIC ENERGY, AND RELATIVE PYLON CONSTRUCTION METHOD - A wind power plant configured to produce electric energy has a foundation; a pylon extending along an axis; an electric generator mounted on top of the pylon; and a blade assembly which rotates with respect to the generator; the pylon having a portion made of flat, reinforced-concrete panels assembled such that the portion has a polygonal cross section.05-23-2013
20130129526WRINKLE CONTROL METHOD AND TOOL THEREFOR - A method for forming a laminate component, the method comprising the steps of: a) providing a tool having a moulding surface; b) arranging a stack of ply layers on the moulding surface of the tool; and c) moulding the stack of ply layers over the moulding surface in a moulding process, wherein the tool has a wrinkle control feature in its moulding surface for managing the development of wrinkle in the ply layers during the moulding process, and wherein the wrinkle control feature cooperates with the stack of ply layers during the moulding process to produce a local surface undulation in a nominal surface of the laminate component nearest the tool to either prevent wrinkling in the ply layers or initiate wrinkling in one or more of the ply layers at a predetermined location. Also, a tool having a wrinkle control feature, and a laminate component so formed.05-23-2013
20100303633Assembly for Sealing a Roller Bearing - An assembly for sealing an inlet into a to-be-sealed space, comprising the following features: at least one charging electrode that is connectable to one pole of a high voltage source is disposed in a first area of the inlet, an opposing electrode is disposed in a second area of the inlet that lies opposite of the first area, and the electrodes are disposed in a manner aligned with each other such that an influencing zone, which is formed between the electrodes, acts on influencible particles that penetrate from the outside in the direction towards the to-be-sealed space, such that these particles are accelerated in the direction away from the to-be-sealed space.12-02-2010
20090214353Hanging frame of the ceiling fan - An improved hanging frame of the ceiling fan includes a supporting base having a plurality of holding parts and extending downwards with a plurality of supporting parts. Each of the holding parts has a first supporting section that extends with a first holding section. Each of the supporting part supports the conversion base from the bottom of a through hole, thereby positioning the ceiling fan.08-27-2009
20110033309CEILING FAN POSITIONING STRUCTURE FOR SHIELDING A HANGING PORTION OF A CEILING FAN - A ceiling fan positioning structure includes a fixing frame, a decoration casing, a plurality of retaining mechanisms and a plurality of convex posts. The convex posts are disposed on the fixing frame and the retaining mechanisms are fixed on the decoration casing; alternatively, the convex posts are disposed on the decoration casing and the retaining mechanisms are fixed on the fixing frame. In addition, each retaining mechanism has a base seat and an elastic plate, the base seat has a channel and a chamber for receiving the elastic plate. Therefore, each convex post is received in the channel of each base seat. When the decoration casing is rotated, each convex post is moved into each chamber. When the decoration casing is rotated to a predetermined position, the position of each convex post is limited in each chamber by the elastic force of each elastic plate.02-10-2011
20110116936Method of Making a Rotor Yoke and Rotor Yoke Thereof - A method of making a rotor yoke includes preparing a cured composite rotor yoke preform on a single-sided curing tool and machining at least one portion of the cured rotor yoke preform to form a rotor yoke. In one embodiment, preparing the cured composite rotor yoke is accomplished by applying successive layers of uncured polymeric composite material to a single-sided tool in a configuration to produce an uncured rotor yoke preform; disposing a semi-rigid caul to an untooled side of the uncured rotor yoke preform; enclosing the uncured rotor yoke preform and the semi-rigid caul by substantially hermetically sealing a vacuum bag to the tool; substantially evacuating a volume defined by the vacuum bag and the tool of air; and heating the uncured rotor yoke preform, sometimes under pressure, to form the cured composite rotor yoke preform.05-19-2011
20110243754Pillow Block for Bed Plate of Wind Turbine - A pillow block for a bed plate of a wind turbine is disclosed. In one embodiment, the pillow block includes a sleeve defining a generally horizontal centerline and an axial centerline. The sleeve is configured to accommodate a shaft generally extending along the axial centerline therethrough. The pillow block further includes a mount extending from the sleeve. The mount defines a generally horizontal axis and at least one mounting surface. The at least one mounting surface is configured for directly mounting the pillow block to the bed plate.10-06-2011
20110250077METHOD FOR INSTALLING A WIND TURBINE, A NACELLE FOR A WIND TURBINE, AND METHOD FOR TRANSPORTING ELEMENTS OF A WIND TURBINE - The invention relates to a method for mounting elements when installing a wind turbine by hoisting to the nacelle, the hub inclusive the main bearing being mounted to the hub with fastening members such as bolts. The invention also relates to a nacelle for a wind turbine, said nacelle provided with a slot for accommodating a main bearing for the hub. The invention also relates to method for transporting elements of a wind turbine, said elements comprising a nacelle, a hub and a main bearing for the hub, and said method comprising assembling with fastening members, at the site of production or at another preliminary site of transportation, the hub and the main bearing.10-13-2011
20120148414FAN SUPPORT STRUCTURE AND METAL PLATE FOR FABRICATING THE SAME - A fan support structure is integrally formed by bending a metal plate. The fan support structure includes a first plate area and a second plate area extended from a first edge of the first plate area and perpendicular to the first plate area. At least one through hole is disposed at the first plate area. The first edge of the first plate area and a second edge of the first plate area opposite to the first edge of the first plate are extended to form at least one slot structure. Directions in which the first edge and the second edge of the first plate extend and are formed are opposite to a direction in which the second plate area extends and is formed. Openings of the slot structure are opposite to each other. The slot structure is used to hold a filter screen.06-14-2012
20120201693WIND TURBINE ROTOR SERVICE PLATFORM - The invention relates to a wind turbine rotor having one or more wind turbine blades mounted on a rotor hub, the blades having a tip portion and a root portion; a service platform mounted on the wind turbine rotor providing access to the blade root portion of a wind turbine blade, wherein the service platform comprises: a walkway for a wind turbine service engineer.08-09-2012
20110164989FATIGUE LOAD RESISTANT STRUCTURES AND WELDING PROCESSES - A fatigue load resistant structure includes a fatigue loaded portion and a weldable fatigue loading resistant feature. The fatigue loaded portion includes a first elongation material. The weldable fatigue loading resistant feature includes a second elongation material secured to the fatigue loaded portion of the fatigue loaded structure. The first elongation material is less ductile than the second elongation material, and the weldable fatigue loading resistant feature can reduce, retard, or eliminate formation of cracks due to tensile and compressive forces.07-07-2011
20110020135CEILING FAN - A configuration including outer-rotation motor portion (01-27-2011
20100284821LOCKING PLATE FAST FASTENING CEILING FAN BLADES - A locking plate fast fastening ceiling fan blades is provided where several nicks are formed, and a thru hole is formed communicating with the open side of one of the nicks. A wedge unit is provided in the thru hole of the locking plate. Thus, when a blade is installed on the blade rack, only the blade is set around the pillars of the blade rack, then the locking plate is made to wedge to the pillar of blade rack, and the wedge unit is made to stay close to and pass through the pillar in the nick communicating with the thru hole for fast and exact completion of fixing of the blade onto the blade rack.11-11-2010
20100284820LOCKING PLATE FAST FASTENING CEILING FAN BLADES - A locking plate fast fastening ceiling fan blades includes a clamp plate. A first chute is on the clamp plate, where a pushing board is contained. A thru hole and a position limiting unit are provided in the first chute of clamp plate. A wedge unit is provided on the pushing board. When a set of blades is installed on a blade rack of a ceiling fan, only the blade is set around several pillars on the blade rack, the clamp plate of locking plate is set to locate on the pillar, and a pillar passes through the thru hole. The pushing board of locking plate is shifted toward the pillar to make the front end of pushing board stay close to the side of pillar and make the wedge unit wedge to the position limiting of clap plate for fast and exactly fixing the blade onto the blade rack.11-11-2010
20100329886STOPPING STRUCTURE OF FAN - A stopping structure of a fan is described. An opening is opened on a surface of a frame, and a bearing support is disposed within the frame. A blade wheel is accommodated within the frame and pivoted to the bearing support. Then, a stopper is disposed at the frame corresponding to the opening, such that a distance between the stopper and the blade wheel is smaller than a distance between blades of the blade wheel and the frame. When the blade wheel moves outwards relative to the bearing support, the blade wheel is stopped by the stopper to prevent the blades from interfering with the frame, and a reactive force is generated at an axial center position of the blade wheel, so that an axle of the blade wheel is maintained on the same central axis as the bearing support when the axle restores an original position thereof.12-30-2010
20100329885Ceiling fan - A ceiling fan comprising bracket components which are easily and conveniently attachable in a suitable position by one person thru simple operation and adjustment of mechanical parts. Attachment components are removably secured to a ceiling plate connected to a house circuit in an initial room then capable of easy removal therefrom and attachable to a ceiling plate installed in another room. A fan circuit is connectable to a house circuit by simple plug members and fan unit is quickly positionable into a secure position by position against and rotation of cooperable components with ceiling plate.12-30-2010
20110052411CEILING FAN - A ceiling fan including a connecting fitting fixed to a ceiling, and a ceiling fan main body suspended from the connecting fitting via a suspension device. The ceiling fan main body includes a motor for rotating a plurality of blades attached in a horizontal direction, a shaft protruding to an upper part of the motor, and a joint portion fixed on an upper part of the shaft. The suspension device includes a first connecting portion capable of being movably mounted on the connecting fitting, and a second connecting portion located in a lower part of the first connecting portion. The joint portion is movably mounted on the second connecting portion.03-03-2011
20100322782Nosecone bolt access and aerodynamic leakage baffle - A device includes a resilient member having a first end for blocking an access hole and a second end for attachment to a support surface, an opening extending through the resilient member and located between the first and second ends, and a bolt connection location positioned at the second end of the resilient member. The first end of the resilient member blocks the access hole and can be deflected to provide tool access to the bolt connection location through the first opening.12-23-2010
20110135492STRESS RELIEF FLANGE AND METHOD FOR DISTRIBUTING STRESS FOR WIND TURBINE COMPONENTS - A wind turbine including an article, article, and method of forming an article for distributing stress are disclosed. The article includes a flange for securing an upper tower section and a lower tower section of a wind turbine and includes a first arm extending in a first direction, a second arm extending in a second direction substantially perpendicular to the first direction, a relief region disposed between the first arm and the second arm, the relief region maintaining or improving the distribution of stress on wind turbine components selected from the group consisting of the first arm of the flange, the second arm of the flange, a fastener of the flange, and combinations thereof.06-09-2011
20110135493WIND TURBINE, TOWER AND METHOD FOR FABRICATING THE SAME - A wind turbine, tower and method for making same are provided. The wind turbine includes a rotor having one or more blades and a rotor radius distance approximately equal to the distance measured from a centerline of the rotor to a tip of one of the blades. The tower has one or more tower sections, including a first tower section having a generally cylindrical or frusto-conical shape. The first tower section has at least one first diameter. A reduced diameter tower section is connected to the first tower section, and has a waist portion with at least one second diameter that is smaller than the first diameter. At least a portion of the reduced diameter tower section having the second diameter is located about one rotor radius distance from the centerline of the rotor, and the reduced diameter section provides increased static clearance to the tip of the blades.06-09-2011
20100166568Composite-Steel Hybrid Mast for Rotorcraft - A composite-steel hybrid mast for a rotorcraft includes a tubular, steel portion having an internal surface defining a space therein and a composite portion disposed within the space defined by the internal surface of the steel portion and held in a fixed spatial relationship with respect to the internal surface of the steel portion.07-01-2010
20100021309EXPANDABLE LINE SUPPORT FOR WIND TURBINE - A wind turbine, includes a tower; a blade for rotating on the tower; a rotor shaft, connected to the blade, having an axial hole; a line, arranged in the hole, for carrying a signal; and a support for spacing the line from the rotor shaft inside the hole.01-28-2010
20120308398Positioning device for a wind power station and wind power station - The invention relates to a positioning device for moving a rotor of a wind power station, comprising at least one support means (12-06-2012
20120308397PROPELLER FOR A HYDRAULIC MACHINE, HYDRAULIC MACHINE EQUIPPED WITH SUCH A PROPELLER, AND A METHOD FOR ASSEMBLING SUCH A PROPELLER - A propeller for a hydraulic machine includes a hub extending along an axis of rotation of the propeller and vanes extending from the hub and wherein the propeller is formed of several sectors each including a body having a vane attached thereto and wherein the sectors are assembled together by at least one shrunk-on ring which is placed around the bodies. Each sector also includes a side wall and a projection attached to the side wall and which protrudes toward an inside of the hub perpendicularly to the axis (X-X) and wherein at least one washer is connected to the projections inside the hub.12-06-2012
20090257885Wind Turbine With Rotor Blades Equipped With Winglets And Blades For Such Rotor - A wind turbine includes a rotor with wind turbine blades each having a root end connected to a hub of the wind turbine and a tip end, the tip end of each of which being equipped with a winglet extending a distance in a direction perpendicularly to a longitudinal direction of the blade. A new and much more slim design of the outer part of the wind turbine blade is disclosed, i.e. with a shorter chord length designed within a narrow band of values defined with respect to the length of the winglet, i.e. the extension in the direction transverse to the longitudinal direction of the blade.10-15-2009
20080286112Magnetic vertical axis wind turbine - A lift and drag-based vertical axis wind turbine in which the vertical axis and foils mounted thereon are magnetically levitated above the turbine's base, thereby reducing friction within the system. The foils or vanes are three-dimensionally shaped about the vertical axis so as to resemble the billowed sail of a sailing ship and capture wind through 360 degrees of rotation under any wind condition. The system has an axial flux alternator using variable resistance coils which can be individually and selectively turned on or off depending on wind conditions and electrical draw requirements. The coils can also be used to produce mechanical drag on the system as desired to brake the turbine in high wind conditions or for maintenance. The system may be programmed to assess whether electricity generated by the system can be or should be transmitted to a public grid or stored locally on a chargeable battery system.11-20-2008
20080273986Wind Turbine Blade Assembly and Method of Installing the Same on Tower - In the aspect of the present invention, an installing a wind turbine is achieved by forming a blade assembly in which a plurality of blades are attached to a rotor head, by attaching a suspension structure to the rotor head, by lifting the blade assembly through the suspension structure by a first crane, and by installing the blade assembly to a nacelle of a wind turbine tower.11-06-2008
20090074587Telescopic Ceiling Fan - An apparatus for raising and lowering a ceiling fan includes an outer housing member; and an inner housing member to move with respect to the outer housing member and to move the ceiling fan. The apparatus includes a limit switch to limit the movement of the inner housing member, and the apparatus includes a threaded bushing member. The apparatus includes a drive gear member, and the apparatus includes a hubbed gear member. The apparatus includes a trip bar member to engage the limit switch member and includes a cable reel member for electrical wires for the ceiling fan.03-19-2009
20120045345OFFSHORE WIND TURBINE AND METHODS OF INSTALLING SAME - An offshore wind turbine comprises an elongate base having a longitudinal axis, a first end, and a second end opposite the first end. In addition, the wind turbine comprises a tower moveably coupled to the base. The tower has a first end distal the base and a second end disposed within the base, and the tower is configured to telescope axially from the first end of the truss. Further, the wind turbine comprises a nacelle coupled to the first end of the tower. Still further, the wind turbine comprises a rotor including a hub and a plurality of blades coupled to the hub. The hub is coupled to the nacelle.02-23-2012
20120114500FAN HOLDER AND HEAT DISSIPATION DEVICE USING THE SAME - An exemplary fan holder is adapted for fixing a fan onto a heat sink. The fan holder is strip-shaped, and includes a top side portion, a bottom side portion, a front side portion and a rear side portion joined together. Each of the side portions of the fan holder includes a slide portion and a sheath connected to each other. A position where the slide portion and the sheath are connected can be adjusted to change a length of the side portion.05-10-2012
20130011272NACELLE FOR A WIND TURBINE, THE NACELLE COMPRISING SIDE UNITS - A nacelle (01-10-2013
20120128503PRESTRESSING DEVICE HAVING RADIAL ACTIVITY - A prestressing device extending about an axis between a first plane that is substantially perpendicular to the axis and a second plane that is substantially parallel to the first plane and axially offset relative to the latter. The device includes a first annular body extending in the first plane, and a first series of at least three tabs, each of which is connected to the first body and extending in an essentially radial direction, each of the tabs of the first series including a planar surface extending in the second plane. This arrangement ensures surface contact between the parts of the elements to be subjected to prestressing. The device can be used for example for a rotor, and for example for a rotor of an unducted propeller for a turbine engine.05-24-2012
20120114503LOCKING DEVICE - A locking device including a hoop, the hoop curling up to form an axial mounting hole in the middle. An upper convex block, a lower convex block, a middle aperture, a left aperture, a right aperture, an upper convex ear, a lower convex ear, an upper guiding inclined plane, and a lower guiding inclined plane are disposed in the device. The upper convex block and the lower convex block move axially to narrow the middle aperture, the upper guiding inclined plane and the lower guiding inclined plane contact with each other to make the upper convex block and the lower convex block to move circumferentially to narrow both the left aperture and the right aperture and enable the hoop to tightly hold objects inside the axial mounting hole.05-10-2012
20120014806ROTOR ASSEMBLY - A rotor assembly that includes a shaft and an impeller and/or a rotor core. The shaft is secured within a bore in the impeller and/or the rotor core by an adhesive such that the concentricity of the shaft is smaller than that of the bore. A method of manufacturing the rotor assembly is also described.01-19-2012
20120014805FAN STRUCTURE CONVERTIBLE BETWEEN DESK TYPE AND FLOOR TYPE - A fan structure is disclosed to include a base member having a socket at the center, a fan assembly, a first support member connected to the fan assembly and having a bottom stub tube insertable into the socket of the base member and lockable thereto by a screw member to support the fan assembly above the base member for use as a desk fan, and a second support member selectively connectable between the bottom stub tube of the first support member and the socket of the base member to support the fan assembly and the first support member above the base member for use a floor fan.01-19-2012
20090136357Bi-Directional Cooling Fan - A radial fan comprises a base with a plurality of straight primary blades radially oriented and substantially uniformly spaced around the circumference of the base. A like plurality of splitter vanes are interspersed between successive primary blades. The splitter vanes have a length that is about 50-70% of the length of the primary blades. The inner edges of the splitter vanes are angled to improve airflow through the inlet area between primary blades while reducing the occurrence of vortices and recirculation. The addition of splitter vanes increases the airflow capacity of the fan without any significant increase in operating noise.05-28-2009
20120121433ROTATING MACHINE AND METHOD OF ASSEMBLY THEREOF - A rotating machine and a method of assembly thereof is provided. The machine is a multi-stage rotating machine, such as a compressor, having a common shaft. The proposed method involves consecutively assembling the multiple stages. For each consecutive stage, the proposed method comprises mounting an impeller around a shaft along a tapered surface of contact on said shaft. Subsequently, the method includes applying a radially acting hydraulic pressure on said impeller to radially expand said impeller about an axis of said shaft. An axially acting hydraulic pressure is applied on said impeller to move said impeller relatively longitudinally along said tapered surface on the shaft. Subsequently, the method includes relieving said hydraulic pressures to cause said impeller to shrink radially and securely fit on to said shaft.05-17-2012
20120163989MOUNTING DEVICE FOR FAN - A mounting device for fan includes a frame for receiving the fan, and a rack for receiving the frame.06-28-2012
20100247326DEVELOPMENT OF A NEW TOWER CABLING - A cable suspension arrangement includes a first suspension means for suspending the first plurality of cables at a nacelle; a second suspension means which is attachable to the nacelle; a second plurality of spacer plates each including a suspension hole and each including a third plurality of cable through-holes; wherein the second suspension means is led through the suspension holes; a fixing means for fixing the spacer plates at different positions on the second suspension means such that they can at least not lower their respective position; wherein the cables can be slidably led through the through-holes.09-30-2010
20100209256Element which Generates a Magnetic Field - An element which generates a magnetic field for securing a compressor wheel to a turboshaft of an exhaust-gas turbocharger, includes a base body that receives an annular-shaped magnet that rotates with the turboshaft. In order to provide an element which generates a magnetic field for securing a compressor wheel to a turboshaft of an exhaust-gas turbocharger, where the magnet is securely fixed and no change in the distribution of mass in the magnetic field occurs even when the magnet breaks, the magnet is connected in a force-fitting manner to the base body.08-19-2010
20120315149TURBINE WHEEL AND METHOD FOR THE PRODUCTION THEREOF - The invention relates to a turbine wheel (12-13-2012
20120134842WIND WHEEL - A wind wheel having a vertical axis of rotation (05-31-2012
20120219427FAN HOLDER AND FAN FASTENING STRUCTURE FOR FASTENING A FAN - A fan holder for holding a fan is disclosed. The fan holder includes a frame for containing the fan, at least one hook for hooking the fan when the fan is contained inside the frame, at least one resilient arm connected to the frame for resiliently contacting the fan base when the frame is installed inside a fan base, and at least one resilient clip connected to at least one lateral side of the frame for wedging inside a slot formed between the fan base and a casing when the frame is installed inside the fan base.08-30-2012
20120076664WIND TURBINE WITH GENERATOR DISPOSED AT FRONT THEREOF - Disclosed is a wind turbine with a generator, which minimizes design limitations on the diameters of generators and allows a rotor and the generator to be stably fixed to a tower. The wind turbine includes a rotor including a hub at a center thereof, a rotating shaft protruding rearward of the hub, and a plurality of rotor blades provided around the hub; a generator including a housing disposed at an outer upper portion of a tower behind the rotor and provided at an inner surface of a cylindrical body thereof with a stator and a rotator rotatably coupled in the housing to rotate together with the rotor; and a support bracket fixed to an upper end portion of the tower, wherein the housing is fixed to a front surface of the support bracket to integrally fix the rotor and the generator to the tower.03-29-2012
20100272578MOUNTING APPARATUS FOR FAN - A mounting apparatus for a fan includes a plate and a frame. The plate includes a venting portion. A number of locking holes and an engaging hole are defined in the plate, surrounding the venting portion. The frame includes a main body and a resilient portion extending from a side of the main body. An airflow opening is defined in the main body aligned with the venting portion of the plate. A number of hooks extend from the main body, around the airflow opening, to be engaged in the corresponding locking holes of the plate. A bulge protrudes out from the resilient portion to be engaged in the engaging hole.10-28-2010
20100008792MOUNTING ASSEMBLY FOR A PROPELLER SYSTEM COMPONENT - A mounting assembly for a propeller assembly component includes a monolithic piece having a housing and a mounting pad. An auxiliary component is directly mounted to the mounting pad of the monolithic piece.01-14-2010
20090068020Hollow blade anti-crack clamp support blocks - An aerodynamic hollow blade clamp support is disclosed. This aerodynamic hollow blade clamp support allows the thin blade wall to resist deformation and cracking from blade clamp pressure stress. These hollow blade clamp supports fill the blade hollows for at least the blade length under the blade clamps. These hollow blade clamp supports reduce the number of integral blade support webs and thus the weight of the overall blade length. The reduction of hollow blade weight reduces blade centrifugal stresses during blade rotor overspeed.03-12-2009
20120082561FAN ASSEMBLY - A fan assembly for creating an air current includes an air outlet mounted on a stand. The stand includes a base and a body tiltable relative to the base. Each of the base and the body has an outer surface shaped so that adjoining portions of the outer surfaces are substantially flush when the body is in the untilted position.04-05-2012
20120263602ACCESS MEANS FOR AN ELECTRICAL MACHINE - An access means for providing access to components within a stationary housing arrangement of an electrical machine with a stationary part and a rotatable part includes an arrangement of permanent fixtures arranged on the stationary housing arrangement of the electrical machine. Further, an electrical machine with a stationary part and a rotatable part is provided, which electrical machine includes such an access means arranged in a stationary housing arrangement of the electrical machine. Also, a wind turbine with such an electrical machine is provided.10-18-2012
20090016897WIND TURBINE TOWER, A WIND TURBINE, A WIND TURBINE TOWER ELEVATOR AND A METHOD FOR ASSEMBLING A WIND TURBINE TOWER - The invention relates to a wind turbine tower comprising at least two annular tower rings placed vertically on top of each other. The wind turbine tower is characterized in that, a first tower ring overlaps at least a further tower ring of the at least two tower rings. The invention further relates to a wind turbine, a wind turbine tower elevator for use in a wind turbine tower and a method for assembling a wind turbine tower.01-15-2009
20120230836WIND TURBINE - The present invention relates to a wind turbine comprising a nacelle, the nacelle having a substantially longitudinal extension, a height extension and a width extension, comprising a front end, a rear end, a bottom part, a top part and side parts, and being adapted to house a number of wind turbine components, which wind turbine components are supported by an internal support structure, the support structure comprising at least a main foundation which is positioned at the front end of the nacelle, and a rear frame which is connected to the main foundation at one end and extends from the main foundation towards the rear end of the nacelle. The main foundation comprises at least one foundation connection area, the foundation connection area being positioned where the rear frame is connected to the main foundation, the foundation connection area comprising at least a first face and a second face, the second face being displaced in a longitudinal direction, a height direction and/or a width direction of the nacelle in relation to a position of the first face on the main foundation, and the rear frame being connected to the main foundation via connections at least via the first face and the second face, respectively, of the foundation connection area.09-13-2012
20110236216WIND TURBINE MOUNTING SYSTEM FOR NON-TURBINE PURPOSE BUILT STRUCTURES - A system and method of mounting a wind turbine to the top of a structure which is not designed to support the possible moment exerted in the structure by the wind turbine. The mount may be connected to a base of the structure by one or more tension members which may exert a downward force on a turbine mount, where the force is selected to correspond to a moment calculated to be possibly exerted on the structure by wind acting on the wind turbine.09-29-2011
20100232976FAN ASSEMBLY - A fan assembly includes a side panel, a mounting panel and a fan module. The side panel defines a vent. The mounting panel is perpendicularly attached to the side panel. A retaining opening is defined in the mounting pane. The fan module includes a fan and a retaining member. The fan is configured for generating airflow towards the vent. The retaining member is attached to the fan module. The retaining member includes a body and an arm. The body includes a resilient portion. A protrusion protrudes from the resilient portion corresponding to the retaining opening. The arm is connected to the resilient portion. The arm is capable of being actuated to pull the resilient portion to deform away from the mounting panel to disengage the protrusion from the retaining opening.09-16-2010
20120321483Rotor Hub Maintenance System - A rotor hub maintenance system and method is disclosed. The system includes at least a rotor hub, a plurality of appendages that are operatively connectable to the hub, and a plurality of support members. The preferred embodiment provides that the support members simultaneously secure the hub and appendages a predetermined height above a reference surface and provide the only support for the hub and appendages.12-20-2012
20120328449FAN FASTENING DEVICE - A fan fastening device used to fix a chassis having a plurality of fans to a housing. The fan fastening device includes two locking element and two lever assembly. Each lever assembly includes a first end and a second end opposite to the first end. Each first end is slidably fixed to one of the locking element, each second end is rotatably fixed to the chassis and resists the housing; the locking elements are pulled away from the housing to drive the lever assemblys pulling the chassis until the chassis is detached from the housing.12-27-2012
20120100007Rotor support system - A system and method for easing the installation and removal of a desiccant rotor from an air handling system. The system and method enabling the installation of a shaft through the center of a rotor, the shaft having a first end portion protruding from the first axial face and a second end portion protruding from the second axial face, supporting the shaft and the rotor with a first support rail and a second support rail, the first and second support rails being positioned on opposite axial sides of the rotor and extending radially outward from a radial center of the rotor in an installed position, placing at least one keeper mechanism on each of the first and second support rails to secure the rotor in the installed position, and removing the at least one keeper mechanism to allow translational movement of the rotor along the first and second support rails.04-26-2012
20120134840SEGMENTED ROTOR HUB ASSEMBLY - In one aspect, a rotor hub assembly for a wind turbine is disclosed. The rotor hub assembly may generally comprise an inner hub including a plurality of hub segments assembled together and a hub enclosure including a plurality of enclosure segments assembled together. The hub enclosure may be configured to at least partially enclose the inner hub. In addition, the rotor hub assembly may include a plurality of support members extending between the inner hub and the hub enclosure.05-31-2012
20130022473BLADES WITH DECREASING EXIT FLOW ANGLE - An axial rotor includes a plurality of blades extending from a hub that is rotatable about an axis of rotation. Each of the plurality of blades includes a blade body that extends over a span from a base to a tip. The plurality of blades defines an exit flow angle relative to a plane that is perpendicular to the axis of rotation. The exit flow angle decreases along the span from the base to the tip.01-24-2013
20130022474AXIAL FLOW COMPRESSOR - An axial flow compressor includes: a rotor having a rotor vane; a first pressing member joined to one end surface of the rotor; a second pressing member joined to the other end surface of the rotor; a rotor shaft portion penetrating the first pressing member, the rotor and the second pressing member; and a nut which fixes the first pressing member and the second pressing member on the rotor shaft portion with the first pressing member and the second pressing member holding the rotor between. The rotor shaft portion is made of a material having a lower linear expansion coefficient than that of a material making at least a part of the rotor. The material making at least a part of the rotor may be aluminum or aluminum alloy.01-24-2013
20130171002Hybrid Wind Turbine Tower with Integrated Yaw Bearing System - A wind turbine includes a vertically standing hybrid tower adapted to support a horizontally oriented rotor. The tower includes a fixed base portion and a separate rotatable upper rotor swept portion adapted to be secured to the base portion and rotatably yawed into the wind. The interface between the base and upper tower portions includes a bearing system defined by a pair of vertically spaced ring bearings adapted to encase and secure a downwardly depending spindle of the upper tower portion for rotatable support thereof within a vertically oriented cup-shaped opening in the base portion. Pluralities of contact rollers situated between inner and outer races of the ring bearings are each mounted on a single spindle and preloaded in angular orientation relative to the vertical axis of the tower.07-04-2013
20110274557FAN, METHOD FOR ASSEMBLING A FAN WHEEL AND DEVICE - The present invention relates to a fan, to a method, and to a device for assembling the fan. The fan has an axis of rotation, which is connected to a dog, wherein the dog is connected to a fan wheel, wherein the dog, in a first number of contact surfaces, is in contact with additional contact surfaces of the fan wheel, wherein the dog and/or the fan wheel have more than the first number of contact surfaces and/or additional contact surfaces, wherein at least two contact surfaces have different height positions with respect to a central axis of the dog and/or the fan wheel.11-10-2011
20110274556POSITIONING STRUCTURE FOR STATOR ASSEMBLY OF COOLING FAN - A positioning structure for a stator assembly of a cooling fan has a fan base and a stator assembly. The fan base has a central hub projected thereon for connecting to one end of an axial tube is received in the central hub. The fan base is further formed with a plurality of first engagement portions at a plurality of positions away from a hub base of the central hub. The stator assembly has an axial hole sleeved on the axial tube and a plurality of second engagement portions which can be engaged with the first engagement portions. Thus, the stator assembly can be rapidly and stably installed on the fan base.11-10-2011
20130142664NACELLE ROOF STRUCTURE OF WIND TURBINE GENERATOR - To provide a nacelle roof structure of a wind turbine generator, where the nacelle roof structure is capable of reducing stress concentration on joints of a roofing member divided into multiple parts to accommodate growing size of a nacelle as well as improving transport efficiency of the roofing member. A nacelle roof structure of a wind turbine generator, with a top face of a nacelle being covered with a plate-type roofing member (06-06-2013
20130177444HUB FOR A WIND TURBINE AND A METHOD FOR FABRICATING THE HUB07-11-2013
20130177445JACKET STRUCTURE FOR OFFSHORE CONSTRUCTIONS - Jacket structure for offshore constructions, particularly jacket structure for an offshore wind turbine is disclosed. The jacket structure includes a number of profiles in axial or angled alignment and a number of connecting members. A connection of the profiles and/or the connecting members is established by means of a bolted-connection.07-11-2013
20130115099Nacelle for a Wind Turbine - It comprises a main wind turbine frame and at least one housing member defining an interior where parts of the wind turbine are received. The housing members are arranged at a lateral portion of the main frame such that their interior is separated from the main frame. The housing members comprise releasable hinge means to the main frame allowing the housing member to be opened for accessing the interior. Limiting means for restricting an opening angular movement of the housing member are provided.05-09-2013
20130101433TIE ROD - A tie rod for extending between a fan shroud and a shaft cap in a rotative assembly includes a first end with threads; a second end with threads; and an elongated portion between the first end and the second end. The tie rod has diameter to length ratio of about 1 to 40.810 to about 1 to 40.768.04-25-2013
20090016896Conical washer system for propeller stabilization - A mount and conical spring element for use in a propeller stabilizer system, especially suited to stabilize the propellers of a wind machine or alternatively a wind powered generator, and more particularly a system of conical washers, or “belleville” type washers, positioned at the teeter pinned hub of the propeller, to counter a tilting action of the propeller upon the hub. The propeller stabilizer system includes a propeller assembly with a rotating hub having a plurality of propeller blades attached, and the hub mounted to a propeller shaft. The hub connects to the propeller shaft with a teeter pin, and the propeller assembly is tilt-able on the shaft, about the teeter pin. The propeller shaft also includes a washer mount for receiving a conical washer element, which abuts to both the propeller assembly and the washer mount. The conical washer element dampens the tilt of the propeller assembly upon the propeller shaft, about the teeter pin.01-15-2009
20110223035FLANGE AND WIND ENERGY SYSTEM - A flange is provided including a longitudinal axis defining a first direction, a radial direction being substantially perpendicular to the first direction, a neck extending along the first direction, a flange plate connected to the neck and including a connecting portion adapted for holding a connecting device at a connecting side, the flange plate further including a non-connecting side being at a radially different location than the connecting side; the flange including a first plane defining a first level of the neck, a second plane defining a second level, where flange plate and neck are connected, and a third plane defining a third level of the flange plate, wherein the three planes extend substantially perpendicular to the longitudinal axis of the flange; the flange includes at least at the non-connecting side a bulge, which extends from a level between the first plane and the second plane to the third plane.09-15-2011
20080292467Direct-Drive Generator/Motor for a Windmill/Hydropower Plant/Vessel Where the Generator/Morot is Configured as a Hollow Profile and a Method to Assemble Such a Windmill/Hydropower Plant - A turbine rotor for a wind power plant or a hydropower plant with a direct-drive generator for converting the energy in flowing wind or water into electrical energy wherein the wind or hydropower plant comprises a turbine rotor and a stator and wherein the turbine rotor further comprises a ring-shaped hub (11-27-2008
20130149168MOUNTING APPARATUS FOR FAN - A mounting apparatus is used for detachably mounting a fan in a chassis. The chassis includes a sidewall defining a locking slot. The mounting apparatus includes a bracket fixing the fan, and a locking member sandwiched between the fan and the bracket. The bracket defines a through slot. The locking member includes a locking portion extending through the through slot of the bracket to engage in the locking slot of the chassis.06-13-2013
20130156597MOUNTING MECHANISM FOR FAN - A mounting mechanism is used to mount a fan to a chassis. The mounting mechanism includes parallel first and second guide rails fixed to the chassis, and a mounting bracket fixed to the fan. The fan is slidably sandwiched between the first and second guide rails. The mounting bracket comprises a securing tab detachably and selectively fixed to a position on the first guide rail.06-20-2013
20130156596Airfoil Design for Wakeless Wind Turbine Tower Structures - A novel wind turbine is provided that reduces or eliminates aerodynamic wake downwind of the tower to allow for the wind turbine to face away from the direction of the wind. The wind turbine comprises a tower and a rotor rotatably mounted to a nacelle which is mounted to the tower in stationary relationship therewith. The tower has a yaw bearing at its base so that it is rotatable about a vertical axis. In one embodiment the tower comprises a single airfoil symmetric about its major chord. In another embodiment the tower comprises a pair of spaced apart asymmetric airfoils defining a nozzle-like space there between through which a relatively high speed jet of air can travel to fill the aerodynamic wake zone behind the tower.06-20-2013
20120282106METHOD OF CONTROLLING GRAIN SIZE IN FORGED PRECIPITATION-STRENGTHENED ALLOYS AND COMPONENTS FORMED THEREBY - Components and methods of processing such components from precipitation-strengthened alloys so that the components exhibit desirable grain sizes following a supersolvus heat treatment. The method includes consolidating a powder of the alloy to form a billet having an average grain size. The billet is then forged at a temperature below the solvus temperature to form a forging having an average grain size of not coarser than the grain size of the billet. The billet is then forged at a total strain of at least 5%, after which at least a portion of the forging is heat treated at a temperature below the solvus temperature to pin grains within the portion. The entire forging can then be heat treated at a temperature above the solvus temperature of the alloy without coarsening the grains in the portion.11-08-2012
20130183162NACELLE FOR WIND TURBINE - A nacelle for a wind turbine is disclosed. The nacelle includes a base platform, a frame, and a flexible membrane. The frame includes a plurality of beams and defines an interior. The flexible membrane is connected to the frame and further defines the interior. The flexible membrane includes a polymer material. The interior is substantially enclosed.07-18-2013
20130183164VERTICAL AXIS WIND TURBINE HAVING ONE OR MORE MODULAR BLADES - A vertical axis wind turbine includes a substantially vertical, central mast; one or more blades, each blade having an upper tip end and a lower tip end and including two or more connected blade segments, each defined by a longitudinal axis and a transverse airfoil cross section, wherein the ends of adjacent blade segments are connected together by means of a connection arrangement provided between the adjacent blade segments; and at least one support arm extending outwardly from the central mast, wherein the peripheral end of each support arm is connected to one of the blades through the connection arrangement of that blade. Each blade extends around the central mast such that the upper and lower tip ends are angularly displaced from each other about the central mast.07-18-2013
20130183163SUPPORT STRUCTURE FOR AN OFFSHORE WIND TURBINE - A support structure for mooring a vertically extending floating wind turbine or the like body has a ring of tether attachment points for connecting respective tethers running down to the seabed. The ring is spaced from the body by a ring of inclined struts running diagonally downwardly and inwardly from the plane of the attachment points.07-18-2013
20080286111CEILING FAN HANGING SYSTEM - A ceiling fan hanging system (11-20-2008
20130101434SUPPORT RING FOR A ROTARY ASSEMBLY - A support ring for a rotary assembly such as a propeller assembly includes support cups for receiving blade roots of propeller blades. The support cups are interconnected by bridging structures. Each bridging structure includes bridging walls which extend radially from a bridging web. The bridging structures thus have a channel-shaped cross-section. The bridging walls have a scalloped configuration at their radially outer edges. As a result of this configuration, the neutral axes of the bridging structures are straight, so that the support ring behaves, in structural terms, as a polygon.04-25-2013
20130202447segmented jacket construction, in particular for a foundation for a wind turbine installation - A segmented jacket construction is proposed. The segmented jacket construction is for a foundation for a wind turbine installation. The segmented jacket construction has at least two grid segments, which are connected to each other by joints. The joint has two tubular jacket modules, which are bonded by a grouting material.08-08-2013
20130202448ROTOR HUB FOR A WIND TURBINE - A rotor hub for a wind turbine is provided. The rotor hub is adapted to support at least one rotor blade. The rotor hub has a base body. The base body has a first section providing a connecting site connectable with a wind turbine structure and an opposing second section providing a freely exposed front portion. The front portion is at least partially built of a sandwich-construction.08-08-2013
20130202449AXISYMMETRIC PART FOR AN AVIATION TURBINE ENGINE ROTOR - A link part for a turbine engine, in particular such as a turbojet, the link part being mounted between a fan cone and a fan disk supporting fan blades, the link part having an annular wall pierced by a plurality of orifices, each for receiving a fastener member and terminated by a substantially perpendicular rim having an outer surface that provides an aerodynamic extension of the fan between an outer surface of the fan cone and an outer surface of a fan blade platform, the annular wall being made of a first material that is composite and is provided on an inner surface of the rim with a ring made of a second material that is different from the first and that is suitable for radially retaining the fan blade platform.08-08-2013
20120063915VIBRATION CONTROL APPARATUS OF WIND TURBINE GENERATOR AND WIND TURBINE GENERATOR - A vibration control apparatus of a wind turbine generator that can be installed in a small space inside a tower, without a weight increase of the tower, and that can change the natural frequency thereof is provided. Included is a swinging rod extending in the vertical direction and suspended from beams provided on an upper part of the tower via a first universal joint; a flange part extending outward from the upper end outer surface of the swinging rod in the radial direction along the circumferential direction; a pendulum including a bob attached to the swinging rod and capable of moving up and down in the vertical direction; and a plurality of attenuation devices each of whose upper end is attached to the beams with a second universal joint and whose lower end is attached to the flange part with a third universal joint.03-15-2012
20120076663Method, Assembly and System for Mounting Wind Turbine Blades to a Wind Turbine Hub - An assembly for mounting wind turbine blades to a wind turbine hub is disclosed. Such assembly includes a blade retaining arrangement to accommodate at least two blades and an interface to a lifting device for lifting the assembly to the hub. Furthermore, a system and a method for the same purpose are disclosed.03-29-2012
20130209267ROTOR - A rotor of a charging device may include at least two parts fastened to each other and configured to enclose a hollow space. The two parts may be fastened to each other via a negative pressure within the hollow space.08-15-2013
20120093661THERMALLY INSULATING TURBINE COUPLING - A rotor assembly, including at least one driven member, e.g., a compressor rotor, and at least one driving member, e.g., a turbine. At least one rotating thermal insulator rigidly attached to either the driven member or the driving member. A coupling feature that includes mating geometric surfaces on the driven member and the driving member, wherein the geometric surfaces are configured to allow radial sliding, relative centering, torque transmission, and axial constraint between the driven member and the driving member.04-19-2012
20100143149TURBINE WITH AT LEAST ONE ROTOR WHICH COMPRISES ROTOR DISKS AND A TIE-BOLT - A gas turbine is provided. The gas turbine includes at least one rotor, having rotor blades arranged on the periphery of rotor disks in a plurality of radial planes, and a tie-bolt extending along slots in the rotor disks and holding the rotor disks together as a unit. At least one annular spacer for fixing the position of the tie-bolt in relation to the center line of the rotor disks is also provided. The spacer includes through-openings that are arranged radially in relation to the tie-bolt or to its center line and that extend coaxially.06-10-2010
20090290988Element which Generates a Magnetic Field - An element which generates a magnetic field for fastening a compressor wheel to a turboshaft of an exhaust-gas turbocharger, has a basic body and a thread. In order to specify an element which generates a magnetic field for fastening a compressor wheel to a turboshaft, which element generates as high a magnetic field strength as possible and nevertheless can absorb without damage the forces and the tightening torques which occur during fastening of the compressor wheel to the turboshaft, the entire basic body includes a magnetic material and a sleeve is arranged in the basic body, which sleeve includes a non-magnetic material and has the thread which can be screwed to a mating thread of the turboshaft.11-26-2009
20100215507MOUNTING ARRANGEMENT - The invention provides an arrangement for mounting a nose cone 08-26-2010
20110262284STACK ROTOR WITH TIE ROD AND BOLTED FLANGE AND METHOD - Method and rotor for a compressor. The rotor includes a solid first stub having a first end configured to engage with a corresponding bearing and a second end having a flange configured to be attached by bolts to a corresponding flange of a first impeller of the compressor; a tie rod configured to pass through the first impeller of the compressor; a nut being configured to engage a threaded region of the first end of the tie rod; and a solid second stub having a first end configured to receive the threaded portion of the second end of the tie rod and a second end configured to engage with a corresponding bearing. The tie rod does not contact the solid first stub.10-27-2011
20100158699ROTOR MOUNTING SYSTEM FOR GAS TURBINE ENGINE - A rotor for a gas turbine engine having a stub shaft and an axis of rotation, the rotor including a turbine hub clamped to a coaxial tie shaft with a tie shaft nut, the stub shaft comprising: a hollow stub shaft body extending rearwardly axially of the turbine; a forward portion of the stub shaft body disposed radially outwardly of the tie shaft nut and removably mounted to a rearward portion of the turbine; and a rearward portion of the stub shaft body including an inner bearing race mounting surface.06-24-2010
20100158698RESONANCE REDUCTION DEVICE FOR RAM AIR TURBINE - A ram air turbine assembly includes a preferentially located mass that modifies the resonance frequency of the assembly so that vibration is reduced to desired levels. The example mass can be fixed in a specific location on the ram air turbine or can be deployable once the ram air turbine is moved to an operating position.06-24-2010
20100322781IMPELLER AND TURBOCHARGER - An impeller having a rotation axis, a radial direction, a backplate and a number of vanes which are connected to the backplate at a line of connection is provided. Each vane has an upstream side, a downstream side and an outer side. The downstream side of each vane has an edge portion which is located near the outer side. The vanes project radially over the backplate and the downstream side further includes a connecting portion connecting the edge portion to the backplate and including an angle with the radial direction. The connecting portion includes a convex rounded portion which is located near the line of connection. Moreover, a turbocharger having an inventive impeller is disclosed.12-23-2010
20100047077Ferry Flight Engine Fairing Kit - A fairing kit for a gas turbine engine, where the engine has a core gas turbine engine, a fan rotor, and a plurality of external fan blades attached to the fan rotor and powered by the core gas turbine engine. The core gas turbine engine has an annular splitter for directing a portion of incoming airflow into the core gas turbine engine. The fairing kit comprises: a) a fairing; b) a plurality of fasteners for securing the fairing to the core gas turbine engine; and c) a conformable seal for sealing mating surfaces of the fairing and the core gas turbine engine.02-25-2010
20110158818A Hub Enclosure for a Hub of a Wind Turbine - A hub enclosure (06-30-2011
20110268579GAS TURBINE SPINDLE BOLT STRUCTURE WITH REDUCED FRETTING MOTION - A spindle bolt structure is provided in a gas turbine engine. The gas turbine engine includes a rotor including a plurality of turbine disks for supporting rows of blades, a torque tube located on a compressor side of the turbine disks, and a seal disk located between the torque tube and a first stage turbine disk. The spindle bolt structure includes a plurality of spindle bolts extending through the turbine disks and disposed offset from a rotational axis of the turbine disks. The spindle bolts include a first terminal end located adjacent to the compressor side of the turbine disks, and a sleeve member is provided extending over a portion of the first terminal end of each spindle bolt and embedded within a compressor side of the seal disk for effecting a reduction in fretting movement of the spindle bolt relative to the seal disk.11-03-2011
20130177443TURBINE EXTERNAL COMPARTMENT, FRAME FOR TURBINE EXTERNAL COMPARTMENT, AND METHOD OF CONSTRUCTING FRAME FOR TURBINE EXTERNAL COMPARTMENT - An object of the present invention is to provide a turbine external compartment, a frame for a turbine external compartment, and a method of constructing a frame for a turbine external compartment that can improve a flow of steam inside of the compartment and can enhance the rigidity of the compartment using a simple structure. A turbine external compartment according to the present invention is placed in a frame having a steel-plate reinforced concrete structure obtained by filling a space between a plurality of steel plates with concrete. The turbine external compartment includes a lower half part having a side plate part or an end plate part made of the steel plates that constitute the frame.07-11-2013
20130202446Wind Turbine Having a Helicopter Landing Pad - A wind turbine includes a tower, a nacelle rotatably arranged on the tower, and a helicopter landing pad arranged on the nacelle. The wind turbine has a rotor having at most two rotor blades and a locking device for locking the rotor in a position in which the rotor blades extend horizontally, and the helicopter landing pad is arranged on the nacelle in such a way that the cross-section of the upper tower section lies completely within the outer contour of the helicopter landing pad in the top view.08-08-2013
20120063914LOW-PRESSURE TURBINE - A low-pressure turbine for a turbomachine including turbine disks with festooned annular flanges for fastening to a festooned annular flange of a drive cone connecting the turbine disks to a turbine shaft, solid portions of the festooned annular flanges of the turbine disks and of the drive cone being connected to peripheries of the turbine disks and of the drive cone, respectively, via concave filets that are asymmetrical.03-15-2012
20120093660Blade Orientation of an Impeller or Propeller - Efficient impeller or propeller wherein at least one blade in a set of blades on a hub of said impeller is oriented with respect to the tilted plane rotated clockwise or counter clockwise in an axis perpendicular to the longitudinal axis of said impeller. At least one blade in a set of blades of the multi-set impeller may have the same or different sizes or the same or different tilted plane angle compared to at least one blade of the adjacent set or the blade of one set may have the same or different angle as viewed from the second end of the impeller from a reference plane along the longitudinal axis of the impeller compared to the angle of at least one blade of the adjacent set. The invention also includes: blade arrangement for multi-set impeller, inner hub length variations, and hub shapes for better efficiency and utility.04-19-2012

Patent applications in class SUPPORT MOUNTING, CARRIER OR FAIRING STRUCTURE

Patent applications in all subclasses SUPPORT MOUNTING, CARRIER OR FAIRING STRUCTURE