23rd week of 2012 patent applcation highlights part 39 |
Patent application number | Title | Published |
20120141202 | Permeable Paving System - Systems and methods for a permeable pavement system are described. The permeable pavement system includes blocks designed to facilitate water seepage between the blocks and to permit water storage within the blocks. The blocks may be cabled together to create paving units that facilitate installation and maintenance of the pavement system. The permeable pavement system provides improved management of stormwater, reducing runoff and facilitating infiltration of stormwater into the subgrade below the paving system. | 2012-06-07 |
20120141203 | MODULATED STRUCTURAL CELL FOR SUPPORTING A TREE ROOT NETWORK - A modulated cell adapted to form a structural frame of said cells for supporting a load bearing feature of a roadway, pavement or walkway while at the same time providing a rooting area within the structural frame for a tree root network. The cell has a main body with vertical integral legs with a top plate having regions upon its upper skirting for a snap fit fastening arrangement for receiving the ends of said legs of a resting cell thereupon said top plate to mount one cell vertically upon another and the top plate has its peripheral edge an interlocking means for laterally joining together with adjacent cells so the modulated cells can be mounted vertically and laterally one upon the other and side by side. | 2012-06-07 |
20120141204 | SCREED GRIP - A gripping tool for engagement onto a board or other member used to screed concrete. The screed grip is formed of a resilient body having first and second side panels that engage the sides of the screed member under the internal resilience of its material of construction. The screed grip has an ergonomic contour to improve the efficiency of a user when screeding concrete, and is removable to allow for replacement of the screeding member. | 2012-06-07 |
20120141205 | MOBILE MARINE BARRIER SYSTEM - A mobile marine barrier system comprises a raisable barrier member held between two supporting pump rigs and is adapted to be movable within a body of water. Each pump rig is operated by an onboard crew to enable an efficient, reliable and safe barrier that provides protection towards fragile coastlines. Several barriers can be connected together, with pump rigs being positioned between each barrier, so as to extend the length of coastline to be protected. Each barrier may be adapted to suit different requirements, according to the localised threat. Each pump rig comprises a shaped protective hood, to protect against impacts. To aid the barrier system to remain in position, wind towers are provided to channel air downwards towards a directional propulsion system which enables mobility. Flexible legs and feet are provided in the base of each pump rig to also assist in securing them to the seabed. | 2012-06-07 |
20120141206 | CAPTURE AND STORAGE INSTALLATION FOR HYDROCARBONS ESCAPING AN UNDERWATER WELL - An installation is provided. The installation includes a plurality of tanks, each tank including a filling opening and being adapted to be arranged on the sea bottom around the well and a device for capturing and distributing hydrocarbons escaping the well. The device includes a bell, a positioner for positioning the bell above the well and a connector for selectively connecting an apex of the bell to the filling opening of any one of the tanks in a fluid manner so as to transfer the fluid into that opening. The invention is applicable to uncontrolled eruptions of offshore oil wells. | 2012-06-07 |
20120141207 | ENERGY RELEASE BUOYANT ACTUATOR - A buoyant actuator ( | 2012-06-07 |
20120141208 | Subsurface Induced Pore Clogging to Prevent Spill Flow - Implementations and techniques for providing subsurface permeation barriers are generally disclosed. | 2012-06-07 |
20120141209 | RDX PLANT INDICATOR SYSTEM - A method of detecting RDX in soil includes the steps of: planting a plurality of prickly sida plants in a defined area; remotely monitoring the pigmentation of the prickly sida plants using hyperspectral imaging; and identifying one or more areas within the defined area that are contaminated by RDX based on the monitored pigmentation of the prickly sida plants. | 2012-06-07 |
20120141210 | METHOD AND APPARATUS FOR REPAIRING THE WALL OF A MANHOLE - The present invention comprises a method and means for repairing the wall of a manhole wherein a material capable of curing and hardening is adhered to the wall. An expandable bladder engages the curable and hardenable material and presses against and smoothes the material. The bladder may be chemically bonded to the curable and hardenable material or it may be mechanically bonded. | 2012-06-07 |
20120141211 | METHOD AND DEVICE FOR LAYING PIPELINES IN THE GROUND - In the case of a method for laying pipelines ( | 2012-06-07 |
20120141212 | Subsea Hanging Device - A subsea hanging device comprises a hanging frame 1 adapted to support an assembly (such as a gooseneck 3 and a subsea connector 4 being used to attach a heavy pipe 7 to a pipe hub 11. on the seabed), a hanging eye 8 which slides on said frame when a shaft 10 threaded through it is axially rotated, and a ROV drive bucket 12 attached to one end of the shaft. A guide funnel 13, 16 pivoted to the frame and adapted to fit over a guide post 17 on the seabed actuates a pointer 15 which indicates on a scale 14 whether the hanging angle needs adjustment to enable the connector 4 to be engaged with the hub 11. | 2012-06-07 |
20120141213 | OIL RECLAMATION APPARATUS - An oil reclamation apparatus comprising a central panel, a plurality of side panels extending downwardly from the central panel, and at least one discharge pipe extending through the central panel so as to establish fluid communication through the central panel. At least one of the side panels has an opening formed therein, and a relief door is connected to one of the side panels so as to be moveable between an open position wherein the relief door is positioned to permit fluid to pass through the opening and a closed position wherein the relief door is positioned about the opening to form a fluid tight seal about the opening. | 2012-06-07 |
20120141214 | GROUND COVERING STRUCTURE AND A PLANT AND A METHOD FOR PRODUCING SAID STRUCTURE - A production plant for a ground covering structure ( | 2012-06-07 |
20120141215 | Multi-Functional Cutting Tool - A multi-functional cutting tool can be used for a turning process as well as a drilling process. The multi-functional cutting tool includes: a shank having a flat surface to be fixed to a cutting device; first and second cutting portions of cylindrical shape, each of which extends from the respective ends of the shank; and a cooling hole straightly extending and penetrating into the cutting tool from the end of the first cutting portion to the end of the second cutting portion in a direction of the rotational axis of the cutting tool. | 2012-06-07 |
20120141216 | SCREW CONNECTIONS ON CUTTING TOOLS - A screw connection to be undone without problems and without disproportionate application of force after long-term use in cutting under extreme usage conditions with dirt, extreme heat, moisture, oxidation and alternating loads provides that the screws have a smooth surface due to coating at least in the area of the thread of the screws, that PTFE particles, preferably have a particle size between 100 nm and 300 nm, are continued in the coating, and the screw connection of the two thread partners are lubricated using small amounts of a heat-resistant grease having ceramic powder particles. | 2012-06-07 |
20120141217 | ZEROABLE DEPTH SCALE FOR DRILL PRESSES AND METHODS THEREFOR - A drill press includes a head stock, a pinion shaft, and a quill coupled with the pinion shaft. A pinion shaft hub is connected with an outer end of the pinion shaft and is located adjacent a side wall of the head stock. The pinion shaft hub is rotatable for rotating the pinion shaft, which provides reciprocating movement to the quill along a vertical axis. A stationary zeroing element is mounted on the head stock, and a depth scale is mounted on the pinion shaft hub adjacent the stationary zeroing element. The depth scale and the pinion shaft hub are frictionally coupled together so that the depth scale normally rotates simultaneously with the pinion shaft hub, however, the depth scale is rotatable relative to the pinion shaft hub upon exceeding a friction force that normally resists movement of the depth scale relative to the pinion shaft hub. | 2012-06-07 |
20120141218 | HAND DRILL - The object of the invention is to provide a hand drill that capable of suppressing delamination that occurs when drilling holes in an object, as well as being more compact. The hand drill has a base member, a damper, a drill and drill blade. The base member has a contact surface that comes in contact with an object being drilled, and a drill bushing. The damper comprises a piston rod and a cylinder, and extends or contracts in its own axial direction. The tip end section of the piston rod is fastened to the base member. The drill is fastened to the cylinder and displaces together with the cylinder. The drill blade is installed in the drill so that it is parallel to the axial direction of the damper. When the damper is in the extended state, the tip end of the drill blade is located at the tip end of the drill bushing. | 2012-06-07 |
20120141219 | AUTOMATED LOADING OF WORK PIECES INTO ADVERSE ENVIRONMENTS ASSOCIATED WITH MILLING MACHINES - Embodiments relate generally to milling machines and milling techniques, and more particularly, to devices, integrated circuits, computer readable media, apparatuses, milling machines and methods to automatically load and/or unload work pieces in relation to the adverse milling machine environments. In one embodiment, an apparatus includes a loader member configured to impart a loading force unto a work piece to position the work piece in a milling region. The apparatus can also include an effector configured to transfer the loading force from the loader member to the work piece and is configured further to apply a cleaning force to a path that the work piece traverses to the milling region. In some cases, the apparatus can include an ejector configured to remove a milled work piece from the milling region. | 2012-06-07 |
20120141220 | INNER COOLING CUTTER CHUCK - An inner cooling cutter chuck has a through hole, multiple first cooling passageways and a threaded section. The through hole of the inner cooling cutter chuck is axially formed through the inner cooling cutter chuck and has an inner surface. The first cooling passageways are formed in the inner cooling cutter chuck and communicate with the through hole of the inner cooling cutter chuck. The threaded section is formed around the inner surface of the through hole of the inner cooling cutter chuck. The first cooling passageways enable the inner cooling cutter chuck to contain more cooling liquid. Inner surfaces of the first cooling passageways can increase heat-dissipating areas inside the inner cooling cutter chuck. Accordingly, the first cooling passageways can enhance the cooling effect. | 2012-06-07 |
20120141221 | STROKE CONTROLLER FOR A KEY DUPLICATOR - A stroke controller is mounted on a key duplicator and has a base, a drive shaft, a knob and a driven shaft. The base has a longitudinal shaft hole and a transverse shaft hole. The drive shaft is mounted rotatably through the transverse shaft hole. The knob is mounted on the drive shaft and has a drive gear. The driven shaft is mounted slidably through the longitudinal shaft hole and has a rack section engaging the drive shaft so that rotating the knob drives the driven shaft to slide relative to the base. The stroke controller precisely controls the movement of an original key and a key workpiece clamped on the key duplicator to manufacture a fine key duplicate. | 2012-06-07 |
20120141222 | ARC SURFACE MILLING ASSISTANT PROCESSING DEVICE - An arc surface milling machine includes a worktable, a base and a backup plate. The worktable is assembled adjacent to the base. The backup plate is adjustably mounted on the base and positioned adjacent to the worktable. The worktable includes a work surface, an opposite bottom surface, and a mounting end. The base is assembled to the mounting end of the worktable. The work surface defines a concave wedge-shaped receiving space adjacent to the mounting end and forms a milling opening communicating with the work surface and the mounting end. | 2012-06-07 |
20120141223 | SUPPLY AND RESETTING HYDRAULIC UNIT FOR A LIFTING ASSEMBLY WITH TWO SEPARATE SIMULTANEOUSLY ACTUATED POWERED BEARINGS - A hydraulic unit ( | 2012-06-07 |
20120141224 | METHOD FOR PRODUCING HOLLOW BODY ELEMENTS, HOLLOW BODY ELEMENT, COMPONENT, FOLLOW-ON COMPOSITE TOOL FOR PRODUCING HOLLOW BODY ELEMENTS - The invention relates to a method for producing hollow body elements ( | 2012-06-07 |
20120141225 | HOLD DOWN ASSEMBLIES AND METHODS - A nut assembly and a holddown assembly using the nut assembly are described, including methods of manufacture and assembly. The nut assembly may include a body portion having first and second openings with an internal wall extending between them. A rotation-inhibiting wall may be included between the first and second openings. A nut portion configured to move axially within the internal wall of the body portion includes structures for co-acting with a rotation-inhibiting wall to limit or prevent rotation of the body portion and the nut portion relative to each other. A nut portion and a body portion extending around the nut portion have limited axial movement relative to each other due to axial engagement between adjacent surfaces on the nut portion and the body portion. | 2012-06-07 |
20120141226 | LOCKING SYSTEM AND METHOD OF USING SAME - The present invention is a system and method for fastening a second object to a first object that resists unfastening, for example due to vibration or disturbance, until unlocked. The locking system essentially comprises: a girder having one end anchored to the first object, and another end having an externally threaded terminus also defining an internally counter-threaded axial bore; a cap having an essentially planar outer face, an internally threaded transplanar bore for rotational engagement with the terminus of the girder, and a pair of domed arches on opposite sides of the transplanar bore extending from the circumference of the transplanar bore toward the periphery of the cap; and a counter-threaded bolt having a diameter smaller than the transplanar bore, a length sufficient to rotationally engage the axial bore of the girder while inserted through the transplanar bore, and a head having a pin-aperture; a pin inserted through the pin-aperture cooperating with the domed arches to prevent substantial rotation of the cap engaged with the girder terminus and the bolt engaged with the girder axial bore. The system also includes a tightening tool for tightening the cap. | 2012-06-07 |
20120141227 | FASTENER - A fastener includes a post, a first and a second threaded portions extending from opposite ends of the post, a head portion extending from the first threaded portion opposite to the second threaded portion, a spring fitting about the post, and a nut screwed to the first threaded portion. | 2012-06-07 |
20120141228 | SEALING FASTENER - A plastic sealing fastener includes a fixing member, a locking member defining a locking slot, a latching strip formed on the fixing member and a cover fixed on the fixing member. The locking member forms a locking portion in the locking slot. The cover defines a covering hole communicating with the locking slot, and a size of the covering hole is less than that of the locking slot. The locking portion comprises, for example, three locking teeth. | 2012-06-07 |
20120141229 | WALL HANGING LOAD BEARING DEVICE - This invention relates to a wall hanging load bearing device that includes a threaded shaft having a pointed first end and a second end opposite the first end. This invention further includes a disc member connected to the second end of the shaft. The disc member includes a first planar surface, a second planar surface opposite the first planar surface, and an arcuate channel connecting the outer perimeter regions of the first and second planar surfaces. An object to be hung on a wall, such as a painting, can be hung on this invention by placing a wire attached to the back of the painting in the arcuate channel of the disc member. The invention distributes the load of the wall hanging over the perimeter of the disc member. | 2012-06-07 |
20120141230 | METHODS AND APPARATUS TO SCORE BOOK COVERS - Apparatus and methods to score book covers are described. An example scoring apparatus includes a first scoring roll and a corresponding second scoring roll. The first scoring roll opposes the second scoring roll to process a cover at a first location of the cover. A first slider to couple the first scoring roll to the scoring apparatus such that the first slider enables independent adjustment of the first scoring roll relative to the second scoring roll in a first lateral direction relative to the second scoring roll. | 2012-06-07 |
20120141231 | DEVICE FOR ALIGNING AND BINDING SHEETS COMPRISING AN INCLINED SUPPORT SURFACE - A machine ( | 2012-06-07 |
20120141232 | LAMINATED STEEL SHEET FOR TWO-PIECE CAN, METHOD FOR MANUFACTURING TWO-PIECE CAN, AND TWO-PIECE LAMINATED CAN - A laminated steel sheet including a polyester resin layer arranged on at least one face of the steel sheet, polyester resin forming the polyester resin layer is obtained by polycondensation of dicarboxylic acid and diol components, the dicarboxylic component contains terephthalic acid as the main ingredient and a copolymerizing ingredient, the diol component comprises ethylene and/or butylene glycol as a main ingredient and a copolymerizing ingredient, the sum of the copolymerizing ingredient in the dicarboxylic acid and the copolymerizing ingredient in the diol component is 8 to 16% by mole in the polyester resin, and the polyester resin layer has 0.06 or less of plane orientation factor. | 2012-06-07 |
20120141233 | SAFE TENDER LIFT - The invention comprises of a tenderlift ( | 2012-06-07 |
20120141234 | SHAFT FURNACE CHARGING DEVICE EQUIPPED WITH A COOLING SYSTEM AND ANNULAR SWIVEL JOINT THEREFORE - “Annular swivel joint including an annular fixed part and an annular rotary part and having an annular trough that defines an annular volume, via which the circuits portions communicate, | 2012-06-07 |
20120141235 | DUAL ARM ROBOT - A substrate processing apparatus including a frame, a first arm coupled to the frame at a shoulder axis having a first upper arm, a first forearm and at least one substrate holder serially and rotatably coupled to each other, a second arm coupled to the frame at the shoulder axis where shoulder axes of rotation of the arms are substantially coincident, the second arm having a second upper arm, a second forearm and at least one substrate holder serially and rotatably coupled to each other, and a drive section connected to the frame and coupled to the arms, the drive section being configured to independently extend and rotate each arm where an axis of extension of the first arm is angled relative to an axis of extension of the second arm substantially at each angular position of at least one of the first arm or the second arm. | 2012-06-07 |
20120141236 | METHOD AND STORAGE SYSTEM FOR STORING AND ORDER-PICKING ARTICLES - A method and storage system ( | 2012-06-07 |
20120141237 | SUBSTRATE PROCESSING SEQUENCE IN A CARTESIAN ROBOT CLUSTER TOOL - A method and apparatus for processing substrates using a multi-chamber processing system, or cluster tool, is provided. In one embodiment of the invention, a robot assembly is provided. The robot assembly includes a first motion assembly movable in a first direction, and a second motion assembly, the second motion assembly being coupled to the first motion assembly and being movable relative to the first motion assembly in a second direction that is generally orthogonal to the first direction. The robot assembly further comprises an enclosure disposed in one of the first motion assembly or the second motion assembly, the enclosure containing at least a portion of a vertical actuator assembly, a support plate coupled to the enclosure, and a first transfer robot disposed on the support plate. | 2012-06-07 |
20120141238 | BARREL TRUCK - A barrel truck comprising a handle, a wheeled support coupled to the handle, wheels of the support being spaced apart on the support to receive a barrel to be lifted therebetween, the handle being fixedly coupled to the wheeled support, a member coupled to the wheeled support for engaging with a rib of the barrel, and the member adapted to have a force applied thereto to exert an upward force on the rib of the barrel to lift the barrel off the ground in order to move the barrel on the wheeled support, the force being applied to the member by pivoting the handle with a vertical motion. | 2012-06-07 |
20120141239 | SYSTEM AND METHOD FOR FACILITATING WELL CONSTRUCTION - A technique is provided to limit the number of vehicles required during a well project involving a plurality of well construction related procedures. The technique utilizes a modular unit, e.g. a vehicle, and a plurality of modules that may be interchanged on the modular unit according to the scheduled well procedure. A separate crane unit can be used to move the modules to and from the vehicle as required for specific phases of well construction. | 2012-06-07 |
20120141240 | Garbage Truck and Self-Contained Loading and Unloading System - An elongated container of a truck has a closed front end wall and a hinged rear outlet closure, and a side infeed opening for receiving garbage. This empty container is configured to receive an elongated base upon which is mounted a reciprocating conveyor floor for moving garbage in the container outward through the opened rear closure for deposit at a garbage disposal site. The power drive mechanism for driving the reciprocating floor is located at the front end of the container and is shielded from input garbage by a deflector secured to the reciprocating floor. The deflector also serves as a pusher for compacting and moving garbage in the container out through the opened rear closure. The self-contained reciprocating floor is easily carried manually and fed through the opened rear closure and secured firmly in the truck container. | 2012-06-07 |
20120141241 | Mechanical Handling Apparatus - A apparatus for handling a load. An elongate support plate for supporting the load is mounted to an elongate housing of a base from which two substantially upstanding side members extend. A load handling means provided in the housing is registered with the support plate, said load handling means having a retracted position. Other elements include a moving means provided in the housing. | 2012-06-07 |
20120141242 | ARM FOR A FORKLIFT FORK AND A FORKLIFT FORK - An arm of a forklift fork including a substantially horizontal arm having a supporting surface for supporting and carrying a load. The arm may include a carriage that also includes a supporting surface for supporting and carrying a load, wherein the carriage is arranged to move in parallel to the arm in relation to the supporting surface of the arm. The carriage may include a caterpillar track for moving. The arm may include two adjacent arm parts fastened to each other, between which parts the carriage is located. The arm may include several separate units, each containing members which make the load capable of rolling in parallel to the arm. Each unit is also arranged to remain in its place. | 2012-06-07 |
20120141243 | SYSTEMS AND METHODS FOR REPOSITIONING ROW BARS USED FOR MANUFACTURING MAGNETIC HEADS - A system for repositioning row bars includes a base support including a top surface, and a support arm positioned on the top surface and configured to rotate from a first position to a second position, a tray assembly coupled to the support arm, the tray assembly including a first tray including a plurality of first channels, each configured to retain one of the row bars in an initial position, a transfer substrate including a plurality of transfer channels, each configured to receive one of the row bars from the first tray as the support arm moves from the first position to the second position, and a second tray including a plurality of second channels, each configured to retain the one of the row bars in a final position, where the row bars in the final position are rotated by a preselected number of degrees from the initial position. | 2012-06-07 |
20120141244 | Feeding Unit for an Inserting System - A feeding unit for an inserting system has a transport device and at least one stack support for a product stack from which products are individually and in sequence removed from an end face of the stack in a downward direction and transported father by the transport device. At least one support roller is positioned at the end face of the stack in an area above the transport device and adjustable in a direction transverse to the end face of the stack and in a direction of height of the end face of the stack. | 2012-06-07 |
20120141245 | APPARATUS AND METHOD FOR RESORTING PIECE GOODS ASSORTMENTS - A method for resorting piece goods assortments and in particular packaging unit assortments, includes the steps of supplying a first type of piece goods to a redistribution unit; supplying a second type of piece goods, which is different from the first type, to the redistribution unit; and picking up individual piece goods or groups of piece goods using a pick-up element of the redistribution unit, wherein the pick-up element picks up both piece goods of the first type and also piece goods of the second type and deposits these piece goods in such a way that a piece goods assortment consisting of piece goods of the first type and piece goods of the second type is formed. | 2012-06-07 |
20120141246 | SUBSTRATE HOLDING APPARATUS, SUBSTRATE HOLDING METHOD, AND SUBSTRATE PROCESSING APPARATUS - A substrate holding apparatus can meet the request for a smaller-sized compact apparatus while ensuring a sufficient immersion depth of a substrate in a processing liquid. The substrate holding apparatus includes: a substrate holder for supporting a substrate (W) by bringing a peripheral portion of a surface of the substrate (W) into contact with a first sealing member; and a substrate pressing section for lowering relative to the substrate holder so as to press the substrate (W) held by the substrate holder downward, thereby bringing a first sealing member into pressure contact with the substrate (W). The substrate pressing section is provided with a second ring-shaped sealing member which makes pressure contact with an upper surface of a ring-shaped holding section of the substrate holder, thereby sealing the peripheral region of the substrate pressing section. | 2012-06-07 |
20120141247 | Storage Locker - In an embodiment, articles are left in storage areas, such as lockers or other receptacles that may be associated with a household services company. A divided storage receptacle is discussed. The receptacle is divided by an angled plane such that the top portion may be used to hang clothes of various lengths thereby utilizing the space efficiently. | 2012-06-07 |
20120141248 | ACTIVE FAN FLUTTER CONTROL - A flutter control system for a turbomachine fan includes a plurality of fan case sensors located at a fan case of the turbomachine and configured to sense passing of blade tips of a fan of the turbomachine. A controller is operably connected to the plurality of fan case sensors. A variable fan area nozzle actuator is operably connected to the controller, such that the variable fan area nozzle actuator urges a change in fan nozzle area in response to data from the plurality of fan case sensors indicating flutter or near flutter conditions. A method of flutter control for a turbomachine fan includes sensing a blade tip passing of a plurality of fan blades. Data from a plurality of fan case sensors is compared to a threshold and a fan exit area is changed based on the comparison to dampen flutter of the plurality of fan blades. | 2012-06-07 |
20120141249 | FLUID FLOW CONTROL PROVIDING INCREASED ENERGY EXTRACTION - Systems and methods configured to control ambient fluid flow for increased energy extraction using a turbine are disclosed. In various examples, a system can include a convergent nozzle configured to receive and accelerate an ambient flow of fluid and a turbine including one or more rotor blades. The convergent nozzle can include a configuration having a ratio of a nozzle inlet area to a nozzle outlet area between about 1.5:1 to about 10:1, inclusive. An interior nozzle surface can include one or more contours aligned with a direction of the ambient flow of fluid. The convergent nozzle can include apertures in a region near a nozzle outlet. The apertures can be selectively controlled to draw additional fluid flow into the accelerated flow to avoid excessive stress on turbine components. The rotor blades can have a length equal to or slightly greater than a radius of the nozzle outlet. | 2012-06-07 |
20120141250 | WIND TURBINE SHROUD - A shroud for a wind turbine and a method for modifying performance of a wind turbine are disclosed. The wind turbine includes a rotor mounted to a nacelle, the rotor including a plurality of rotor blades and defining an outer diameter. The shroud is positioned downstream of the rotor in an air flow direction, and has an inner diameter of less than the outer diameter of the rotor. | 2012-06-07 |
20120141251 | METHOD AND DEVICE FOR PREDICTING THE INSTABILITY OF AN AXIAL COMPRESSOR - The present invention relates to a method and device for predicting the instability of an axial compressor, which is applicable to the aerospace and industrial field, specifically to the field of one- or multi-stage axial compressors. The invention relates to a method and a device for predicting the instability of an axial compressor which allows protecting said compressor from the instabilities of devices of this type. The present invention could be used in all those products requiring the use of said compressors, such as aircraft engines, turbofans, turboshafts, or turboprops in the aerospace field, gas turbines in the energy field, air conditioning systems in the civil field, and gas compression systems in the chemical or oil industry. | 2012-06-07 |
20120141252 | Wind Turbine - A wind driven turbine device is disclosed that includes a housing having an air inlet and an air outlet, a turbine rotor having a plurality of radially distributed turbine rotor blades mounted in the housing for rotation in direct response to atmospheric wind to thereby generate rotary power, a baffle arrangement is also provided for directing wind through the housing from the air inlet to contact the turbine rotor blades from a plurality of angles as internal driving wind. | 2012-06-07 |
20120141253 | TURBOMACHINE - A turbomachine is disclosed. The turbomachine includes a housing and a guide blade ring. An outer shroud of the guide blade ring is divided into segments by joints, where the outer shroud is fastened to the housing by a first fastening element for absorbing axial force and a second fastening element independent of the first fastening element for absorbing circumferential force. The first fastening element and the second fastening elements enable play in a radial direction for the segments of the outer shroud. | 2012-06-07 |
20120141254 | VACUUM PUMP AND MEMBER USED FOR VACUUM PUMP - To provide a vacuum pump in which possibilities of decreased exhaust performance and gas leakage at the time of breakage of a rotor are lessened, in the case where a rotating part closes the inside opening portion of an exhaust outlet portion to decrease the height dimension of the vacuum pump, and further a connector lead wire is installed, easily. | 2012-06-07 |
20120141255 | Engine Blower - An engine blower includes: an engine; a fan that is rotated by the engine; a volute case that houses the fan therein and includes an air intake port; and a sponge cover with which an exterior of the air intake port of the volute case is covered. | 2012-06-07 |
20120141256 | ANNULAR GAS TURBINE HOUSING COMPONENT AND A GAS TURBINE COMPRISING THE COMPONENT - The invention relates to an annular gas turbine housing component ( | 2012-06-07 |
20120141257 | SEGMENTED TURBINE RING FOR A TURBOMACHINE, AND TURBOMACHINE FITTED WITH SUCH A RING - The segmented ring has the gaseous hot flow of the turbomachine passing through it and comprises:
| 2012-06-07 |
20120141258 | AIR TURBINE STARTER - An air turbine starter is provided and includes a rotor including turbine blades, which is rotatable about a rotational axis, a housing including a portion thereof radially surrounding the turbine blades to define a pathway along which fluids flow to interact with the turbine blades and a containment ring affixed to an exterior of the portion of the housing radially surrounding the turbine blades. | 2012-06-07 |
20120141259 | BLADE SEGMENT AND FLUID FLOW MACHINE - A blade segment ( | 2012-06-07 |
20120141260 | STEAM TURBINE SINGLET INTERFACE FOR MARGIN STAGE NOZZLES WITH PINNED OR BOLTED INNER RING - A steam turbine singlet nozzle airfoil with integral outer sidewall is engaged with an inner ring and an outer ring in a nozzle assembly. The interface of the outer sidewall with the outer ring may include a plurality of mechanical hooks on one or both of the upstream face and the outer radial face of the outer sidewall that engage with complimentary structures on the outer ring. The outer interface may further include low energy welds along limited distances of one or both of the upstream or downstream interface of the outer sidewall and the outer ring. An inner radial end of the singlet nozzle airfoil is pinned into position and fastened to the inner ring. Without a need for high heat welds, distortion of the airfoil and the steam flow path and the associated rework is eliminated and stage performance is improved. | 2012-06-07 |
20120141261 | COMPOSITE SHROUD AND METHODS FOR ATTACHING THE SHROUD TO PLURAL BLADES - An impeller for a turbo-machine and is provided. The impeller includes a metallic base having a central hole, a back surface and a front surface opposite to the back surface; at least one blade extending on the front surface of the metallic base; a composite shroud attached to the at least one blade such that plural closed paths or vanes are formed by the front surface of the metallic base, the at least one blade and the composite shroud; and a connector configured to attach the composite shroud to the metallic base or the at least one blade, | 2012-06-07 |
20120141262 | AIR BLOWER FOR AN AIR CONDITIONER - Provided is an air blower for an air conditioner. The air blower for the air conditioner includes a centrifugal fan and a fan housing. The fan housing covers the centrifugal fan, and forms a scroll-type flow path having a varying cross-sectional area and guiding air forcibly blown by the centrifugal fan to an outlet. Here, a bottom surface of the scroll-type flow path inclines and is thinnest near a region where the scroll-type flow path ends. The thickness of the bottom surface progressively increases along a straight line running from a region where the bottom surface is thinnest to an opposite outer side of the scroll-type flow path through a center of the centrifugal fan. | 2012-06-07 |
20120141263 | COMPRESSOR UNIT - A compressor unit including a compressor housing, a compressor impeller, a gas diffuser channel, a cylinder-shaped rotating diffuser wall, and a supporting device. The compressor housing includes an air inlet and an air collection channel. The compressor impeller is installed in the compressor housing. The gas diffuser channel is disposed between the compressor impeller and the air collection channel and connected to the air collection channel. The cylinder-shaped rotating diffuser wall is disposed between an inner wall of the compressor housing and the compressor impeller and rotates in the same direction as the compressor impeller. The supporting device is disposed in the compressor housing to support the cylinder-shaped rotating diffuser wall. The compressor unit has high response speed, large air inlet flow, and high efficiency. | 2012-06-07 |
20120141264 | Air mover - An air mover includes a housing and an air stream generator. The housing includes an air exit, a first housing body and a second housing body symmetrical to the first housing body in size, wherein the first housing body has an perforated end panel formed at an outer side thereof. The air stream generator includes a motor coupled at an interior side of the end panel of the first housing body via a locking mechanism and a impeller being powered by the motor to generate an air stream exiting at the air exit. The locking mechanism is securely locked up the motor at the end panel of the first housing body from an exterior side of the end panel such that the motor is securely supported at the end panel of the first housing within the housing cavity. | 2012-06-07 |
20120141265 | FAN ASSEMBLY - A fan assembly includes a fan, and a fan holder for receiving the fan. The fan holder includes a first mounting member and a second mounting member. A first side of the second mounting member is pivotably attached to the first mounting member. A second side of the second mounting member is locked to the first mounting member to receive the fan between the first and second mounting members. | 2012-06-07 |
20120141266 | PRESSURE CONTROLLED WIND TURBINE ENHANCEMENT SYSTEM - The present invention provides a pressure controlled wind turbine enhancement system which includes a two part conical shroud to be located directly upwind of a turbine in order to augment the natural flow of air past blades of the turbine in a manner which produces increased power output from the turbine. | 2012-06-07 |
20120141267 | Wind turbine blade automatic pitch control using centrifugal force - A method and related apparatus to control pitch angle of the blade of any horizontal axis wind turbines (wind generators or wind mills), which employs only the centrifugal force of the blade assembly including the blades and the moving parts of the patented apparatus. | 2012-06-07 |
20120141268 | ROTOR BLADE ASSEMBLY AND METHOD FOR ADJUSTING LOADING CAPABILITY OF ROTOR BLADE - A rotor blade assembly and a method for adjusting a loading capability of a rotor blade are disclosed. The rotor blade assembly includes a rotor blade having surfaces defining a pressure side, a suction side, a leading edge, and a trailing edge extending between a tip and a root. The rotor blade further defines a span and a chord. The rotor blade assembly further includes a spoiler assembly operable to alter a flow past a surface of the rotor blade. The spoiler assembly is incrementally deployable from the surface along one of a length or a width of the spoiler assembly. | 2012-06-07 |
20120141269 | EXTENSION FOR ROTOR BLADE IN WIND TURBINE - A rotor blade assembly for a wind turbine and a method for increasing a loading capability of a rotor blade within a maximum load limit for a wind turbine are disclosed. The rotor blade assembly includes a rotor blade having surfaces defining a pressure side, a suction side, a leading edge, and a trailing edge extending between a tip and a root. The rotor blade assembly further includes an extension connected to a surface of the rotor blade, the extension having at least one design characteristic configured for increasing a loading capability of the rotor blade within a maximum load limit for the wind turbine. The design characteristic is one of extension length, extension width, extension curvature, span-wise extension location, chord-wise extension location, or extension angle with respect to a chord line of the rotor blade. | 2012-06-07 |
20120141270 | DRIVETRAIN AND METHOD FOR LUBRICATING BEARING IN WIND TURBINE - A drivetrain for a wind turbine and a method for lubricating a bearing in a drivetrain of a wind turbine are disclosed. The drivetrain includes a rotatable component and a bearing surrounding the rotatable component. The drivetrain further includes a lubrication passage in fluid communication with the bearing for providing lubrication fluid thereto, and a drainage passage in fluid communication with the bearing for removing lubrication fluid therefrom. Further, the drivetrain includes a dry sump in fluid communication with the drainage passage. The dry sump includes a pump operable to flow lubrication fluid from the drainage passage. | 2012-06-07 |
20120141271 | ACTUATABLE SPOILER ASSEMBLIES FOR WIND TURBINE ROTOR BLADES - A rotor blade for a wind turbine is disclosed. The rotor blade may generally include a shell having a pressure side and a section side. The shell may define an outer surface along the pressure and suction sides over which an airflow travels. Additionally, the rotor blade may include a spoiler assembly having a deformable membrane disposed adjacent to the outer surface. The deformable membrane may be configured to be deformed relative to the outer surface such that at least a portion of the deformable membrane is movable between an un-actuated position to an actuated position. Additionally, the at least a portion of the deformable membrane may be configured to separate the airflow from the outer surface when in the actuated position. | 2012-06-07 |
20120141272 | WIND TURBINE ROTOR BLADE WITH PASSIVELY MODIFIED TRAILING EDGE COMPONENT - A wind turbine rotor blade includes a root portion and an airfoil portion extending from the root portion and defined by a leading edge and a trailing edge. The airfoil portion further includes a main foil section and a trailing edge section that is pivotally connected to the main foil section along a span-wise extending hinge line. A passive torsion element is coupled between the main foil section and the trailing edge section. The torsion element is biased to a neutral position wherein the trailing edge section is pivoted chord-wise to a low wind speed position relative to the main foil section. The trailing edge section is self-actuating from the low wind speed position to an increased wind speed position relative to the main foil section against as a function of the biasing force of the torsion element and wind speed over the airfoil section. | 2012-06-07 |
20120141273 | HELICOPTER VIBRATION CONTROL SYSTEM AND ROTARY FORCE GENERATOR FOR CANCELING VIBRATIONS - Helicopter rotating hub mounted vibration control system for a rotary wing hub having periodic vibrations while rotating at an operational rotation frequency. The vibration control system includes a housing attachable to the rotary wing hub and rotating with the hub at the operational frequency. The housing is centered about the rotary wing hub axis of rotation and has an electronics housing cavity subsystem and an adjacent rotor housing cavity subsystem. The rotor housing cavity contains a first coaxial ring motor with a first rotor and imbalance mass and a second coaxial ring motor with a second rotor and imbalance mass. The electronics housing cavity contains an electronics control system which receives sensor outputs and electrically controls and drives the first motor and the second motor such that the first imbalance mass and the second imbalance mass are driven at a vibration canceling rotation frequency greater than the operational rotation frequency wherein the helicopter rotary wing hub periodic vibrations are reduced. | 2012-06-07 |
20120141274 | WIND TURBINE ROTOR BLADE WITH PASSIVELY MODIFIED TRAILING EDGE COMPONENT - A wind turbine rotor blade includes a root portion and an airfoil portion extending from the root portion and defined by a leading edge and a trailing edge. The airfoil portion further includes a main foil section and a trailing edge section that is pivotally connected to the main foil section along a span-wise extending hinge line. A passive torsion element is coupled between the main foil section and the trailing edge section. The torsion element is biased to a neutral position wherein the trailing edge section is pivoted chord-wise to a low wind speed position relative to the main foil section. The trailing edge section is self-actuating from the low wind speed position to an increased wind speed position relative to the main foil section against as a function of the biasing force of the torsion element and wind speed over the airfoil section. | 2012-06-07 |
20120141275 | WIND TURBINE BLADE EDGE MONITORING SYSTEM - A monitoring system and associated operational method are operatively configured with a wind turbine for detecting separation of shell members along an edge of a wind turbine rotor blade. The system includes any configuration of sensors disposed within an internal cavity of the rotor blade, with the sensor oriented relative to a leading or trailing edge of the blade and configured to detect a physical characteristic within the blade that is indicative of onset of a separation between the shell members along the monitored edge. A controller is configured to receive signals from the sensor and to initiate an automatic response to a detected separation. | 2012-06-07 |
20120141276 | FREQUENCY-DEPENDENT DAMPER AND ROTARY WING SYSTEM - A frequency-dependent damper for creating a damping force in response to a variable-frequency disturbance includes an outer damper body having an internal cavity, an inner damper body for receiving the variable-frequency disturbance extending into the internal cavity, a first fluid chamber and a second fluid chamber defined inside the internal cavity, a piston separating the first and second fluid chambers, a selected orifice for transferring fluid between the first and second fluid chambers, and a selected spring element arranged serially between the piston and the inner damper body such that the piston can move relative to the inner damper body through deformation of the spring element. | 2012-06-07 |
20120141277 | Integrated Lightning Receptor System and Trailing Edge Noise Reducer for a Wind Turbine Rotor Blade - A rotor blade assembly for a wind turbine includes a rotor blade having a pressure side member, a suction side member, a leading edge, and a trailing edge extending between a tip and a root. An electrically conductive band extends longitudinally on either or both of the pressure side member and suction side member along the trailing edge. A plurality of electrically conductive noise reduction features extend from the trailing edge and are configured as individual lightning strike receptors. The noise reduction features are configured in conductive communication with the conductive band. | 2012-06-07 |
20120141278 | ROTOR BLADE ASSEMBLY AND METHOD FOR MODIFYING LOAD CHARACTERISTIC OF ROTOR BLADE IN WIND TURBINE - A rotor blade assembly for a wind turbine and a method for modifying a load characteristic of a rotor blade in a wind turbine are disclosed. The rotor blade assembly includes a rotor blade having surfaces defining a pressure side, a suction side, a leading edge, and a trailing edge extending between a tip and a root. The rotor blade further defines a span and a chord. The rotor blade includes a body defining at least a portion of the pressure side, the suction side, and the trailing edge, and a nose feature movable with respect to the body. The rotor blade assembly further includes a controller operable to move the nose feature. | 2012-06-07 |
20120141279 | DRAG-TYPE WIND TURBINE FOR WIND-DRIVEN ELECTRICITY GENERATORS AND WIND-DRIVEN ELECTRICITY GENERATORS USING DRAG-TYPE WIND TURBINE - Drag-type wind turbine blades for wind-driven electricity generators are vertically provided between plates of the generator. The wind turbine blades have a plate-like structure with a fin-shaped surface. The turbine blade comprises a wind receiving side consisting of a base section, a base concave-shaped wind receiving section, a convex-shaped wind streaming section, and a wind streaming side of a convex-shaped surface extending in a radiation direction on the back of the wind receiving side. The base end of the wind receiving side and the connecting side comprise an inverse parabolic concave-shaped connecting section to connect it to the base section of the wind streaming side. | 2012-06-07 |
20120141280 | METHOD AND APPARATUS FOR TURNING A ROTOR BLADE BEARING ON WIND TURBINES WITHOUT USING A MOBILE CRANE - The invention relates to a method of servicing wind turbines having a hub containing a slewing ring bearing to which a rotor blade is fastened such that the pitch angle is adjustable. The rotor blade is brought into a position pointing vertically downward, lowered by means of threaded rods and hoisting means and attached suspendingly to the hub. The slewing ring bearing is then turned. The rotor blade is then hoisted again and fastened to the slewing ring bearing. | 2012-06-07 |
20120141281 | WIND TURBINE ROTOR BLADE ASSEMBLY WITH ROOT CURTAIN - A wind turbine rotor blade assembly includes a rotor blade having a pressure side, a suction side, a leading edge, and a trailing edge extending in a generally span-wise direction between a tip and a root. An edge extension is attached along either or both of the leading edge or trailing edge in a generally span-wise direction from adjacent the root towards the blade tip, with the edge extension having a contoured outer surface that defines a generally continuous aerodynamic surface. The edge extension has a terminal end that is spaced from root. A curtain is attached to the edge extension and extends in a span-wise direction from the terminal end t to the root. The curtain is formed from a pliant, flexible material that accommodates connection of the root to a rotor hub, as well as pitch movement of the rotor blade relative to the hub. | 2012-06-07 |
20120141282 | WIND-TURBINE ROTOR BLADE - An object is to improve the buckling strength with respect to a load in the edge direction, to bring the safety factor for the buckling strength closer to the safety factor for the material strength, and to achieve a further reduction in weight. A wind-turbine rotor blade ( | 2012-06-07 |
20120141283 | ROTOR BLADE FOR A WIND TURBINE AND METHODS OF MANUFACTURING THE SAME - A rotor blade for a wind turbine is disclosed. The rotor blade may generally include a body formed at least partially from a core material. The body may generally define a pressure side and a suction side extending between a leading edge and a trailing edge. The rotor blade may also include a plurality of shear members and a plurality of stiffening members. The shear members may generally extend between the pressure and suction sides of the body and may each include a first end and a second end. The stiffening members may be spaced apart around the pressure and suction sides of the body, with each stiffening member being disposed at the first end or the second end of one of the shear members. Additionally, the rotor blade may include a skin extending around an outer perimeter of the body. | 2012-06-07 |
20120141284 | DEVICE FOR ASSEMBLING SECTIONS OF WIND-TURBINE BLADES AND METHOD FOR LINKING SECTIONS OF WIND-TURBINE BLADES - A device for assembling sections of wind-turbine blades provided with casings, including at least one tie including a first portion and a second portion, the first portion being a portion for assembly with a casing of a first section and the second portion being a portion for mounting with a complementary tie supported by a casing of a second section, wherein the first portion includes at least one composite/metal shear link provided with a continuous fitting element on at least one surface of the casing which receives one end of the aformentioned surface of the casing, provided with attachment pins passing through the fitting and the end of the surface. According to a preferred embodiment, the composite/metal link has at least double shear and is additionally provided with a back-fitting element, the end of the aforementioned surface of the casing being received between the fitting and the back fitting, the attachment pins passing through the fitting, the end of the surface and the back fitting, the link also being provided with a means for attaching the back fitting to the fitting. | 2012-06-07 |
20120141285 | Rotor Blade for a Wind Turbine, and a Combination of a Radar Station and a Wind Turbine - A rotor blade for a wind turbine includes a casing structure made of flat fiber composite material that forms the rotor blade surface. To reduce interferences to radar systems caused by the use of the rotor blade, at least at the leading edge and the trailing edge of the rotor blade is provided with a fiber composite material is designed for providing a frequency-dependent radar reflection factor for radar radiation that is incident perpendicular to the surface and which has a reflection minimum at a given frequency in the range of 1 GHz to 10 GHz. | 2012-06-07 |
20120141286 | MULTI-SEGMENT WIND TURBINE ROTOR BLADE WITH SPAN-WISE OFFSET JOINTS - A wind turbine blade includes a first blade segment and a second blade segment, with each of the blade segments having a pressure side shell member, a suction side shell member, and internal support structure. The first and second blade segments have respective adjacent ends with complimentary joint sections that are joinable at a chord-wise joint. Each of the joint sections includes a joint profile that is offset in a span-wise direction from the pressure side shell member to the suction side shell member such that the joint sections are joinable to each other along their respective joint profiles and overlie each other in a span-wise direction. | 2012-06-07 |
20120141287 | WIND TURBINE ROTOR BLADE JOINT - A joint for connecting a first blade segment and a second blade segment of a wind turbine rotor blade is disclosed. The joint includes a body, the body including an outer surface and an inner surface. The outer surface has an aerodynamic contour that generally corresponds to an aerodynamic contour of the first blade segment and the second blade segment. The body includes a pressure side and a suction side extending between a leading edge and a trailing edge. In some embodiments, the joint further includes a channel defined in the outer surface of the body. The channel includes a generally continuous base wall extending between opposing sidewalls. The inner surface includes the base wall. In other embodiments, the joint further includes a channel defined in the body, and a shell extending from the body in a generally span-wise direction. | 2012-06-07 |
20120141288 | FABRICATING PARTS WITH COMPOSITE MATERIAL REINFORCEMENT HAVING A SINGLE CROSSING LINE - Method for fabricating a reinforcing coating for a part made of composite material. Pre-impregnated reinforcing fibers are used in the form of slivers and said slivers are laid on the part in two layers of longitudinal slivers by being placed thereon. This fabrication makes provision for using an angular orientation for the slivers of each layer respectively of 0° and of some other angle relative to said determined direction of the solid body for covering using an interlaced pattern type that gives layer crossing lines parallel to a longitudinal axis of the solid body for covering, which pattern type is selected to form interlacing patterns that limit the number of layer crossing lines along the longitudinal axis of the solid body for covering to a single line. | 2012-06-07 |
20120141289 | AIRFOIL WITH WRAPPED LEADING EDGE COOLING PASSAGE - A turbine engine airfoil includes an airfoil structure having an exterior surface providing a leading edge. A radially extending first cooling passage is arranged near the leading edge and includes first and second portions. The first portion extends to the exterior surface and forms a radially extending trench in the leading edge. The second portion is in fluid communication with a second cooling passage. In one example, the second cooling passage extends radially, and the first cooling passage wraps around a portion of the second cooling passage from a pressure side to a suction side between the second cooling passage and the exterior surface. In the example, the first portion is arranged between the pressure and suction sides. In one example, the first cooling passage is formed by arranging a core in an airfoil mold. The trench is formed by the core in one example. | 2012-06-07 |
20120141290 | COMPONENTS, TURBOCHARGERS, AND METHODS OF FORMING THE COMPONENTS - Components, turbochargers, and methods of forming components are provided. In an embodiment, by way of example only, a method of forming a component is provided. The method includes applying a plurality of coated particles to a substrate, wherein each coated particle comprises a solid film lubricant particle and a layer surrounding an entire surface of the solid film lubricant particle, each solid film lubricant particle comprises at least one compound, and the layer comprises a coating material having a greater resistance to oxidation than the compound when subjected to a predetermined processing temperature and heating the substrate to the predetermined processing temperature to form a portion of a coating over the substrate. | 2012-06-07 |
20120141291 | WIND TURBINE COMPOSITE STRUCTURES - A wind turbine composite structure for absorbing radio frequency energy, the wind turbine composite structure comprising: a sandwich panel construction comprising a core having an inner surface and an outer surface, disposed between an inner skin and an outer skin; the outer surface and the outer skin facing towards an exterior surface of the wind turbine composite structure and the inner surface and the inner skin facing towards an interior of the wind turbine composite structure; a reflector layer disposed adjacent to the inner skin; and a functional layer comprising printed or deposited circuitry, the functional layer forming a radar absorbing circuit in combination with the reflector layer, wherein the functional layer is printed or deposited directly on to the outer surface of the core. | 2012-06-07 |
20120141292 | COMPONENT 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. | 2012-06-07 |
20120141293 | NI-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). | 2012-06-07 |
20120141294 | GAS 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. | 2012-06-07 |
20120141295 | SUPPORT STRUCTURE FOR A WIND TURBINE AND PROCEDURE TO ERECT THE SUPPORT STRUCTURE - The invention comprises a series of spans of column shaft ( | 2012-06-07 |
20120141296 | VIBRATION-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. | 2012-06-07 |
20120141297 | OIL PUMP CONTROLLING SYSTEM OF HYBRID VEHICLE AND METHOD THEREOF - The present invention relates to an oil pump control apparatus of a hybrid vehicle that controls an oil pump according to a demand of an output torque and oil temperature, and a method thereof. A oil pump control method includes controlling hydraulic line pressure by operating a oil pump at a maximum power if a starting demand for a hybrid vehicle is detected, calculating a viscosity to correspond to an oil temperature in an engine stop mode and controlling a rotation speed of the oil pump at a low power, and calculating a viscosity according to a variation of a line pressure in a driving mode and controlling the rotation speed of the electric oil pump in either a low power, a middle power, and a high power state. | 2012-06-07 |
20120141298 | OIL SAND SLURRY TRANSPORTATION SYSTEM AND METHOD FOR VARIABLE SLURRY FLOW RATES - Provided is a system for transporting an oil sand slurry, comprising a pump, upstream and downstream lines, a shaft connectable to the pump, a driving mechanism driving the pump and a regulator for regulating the torque applied to the shaft between positive and negative torque modes, to pump the slurry at higher or lower flow rates. Also provided is a method comprising pumping the slurry through a pipeline using a pump driven by a motorised shaft and adjusting the flow rate of the slurry by varying the torque applied to the motorised shaft between positive and negative torque modes. The oil sand slurry transportation system and method enable positive head (regular pump action) for normal and high flow rates and negative head (pump brake action) for low flow rates, which reduces system energy loss, pipeline wear, vapour breakout and sanding off. | 2012-06-07 |
20120141299 | APPARATUS AND METHOD FOR SUPPLEMENTING BRAKE VACUUM PRESSURE - An apparatus for supplementing a brake vacuum pressure, may include an engine control unit (ECU) that generates a vacuum pressure control signal for supplementing the brake vacuum pressure in accordance with the result of determining whether the brake vacuum pressure is included in a reference vacuum pressure range after a vehicle implements an ISG process, a sub-oil pump that is operated in accordance with a control signal from the ECU to supply hydraulic pressure to the inside of an automatic transmission after the vehicle implements the ISG process, a vacuum pump that generates and supplies the brake vacuum pressure to a brake system, and an electronic clutch that selectively couples the sub-oil pump and the vacuum pump to allow driving force of the sub-oil pump to be transmitted to the vacuum pump or to be cut, in accordance with whether the vacuum pressure control signal is sent thereto. | 2012-06-07 |
20120141300 | LINEAR MOTOR, A LINEAR COMPRESSOR, A METHOD OF CONTROLLING A LINEAR COMPRESSOR, A COOLING SYSTEM, AND A LINEAR COMPRESSOR CONTROLLING A SYSTEM - A linear compressor ( | 2012-06-07 |
20120141301 | METHOD AND APPARATUS FOR PREDICTING MAINTENANCE NEEDS OF A PUMP BASED AT LEAST PARTLY ON PUMP PERFORMANCE ANALYSIS - A signal processor is provided comprising one or more signal processor modules configured to: compare signaling containing information about historical data related to the performance of a pump; and provide corresponding signaling containing information about predicted maintenance needs of the pump on a real time basis based at least partly on the signaling compared containing information about the historical data related to the performance of the pump. The one or more signal processor modules may be configured to compare over time the hydraulic power generated by the pump and electric power consumed by a motor driving the pump, including tracking a ratio of hydraulic to electric power. The one or more signal processor modules may be configured to predict maintenance needs based on an algorithm that takes into account a trade-off between the cost of power consumed by a motor driving the pump and the cost associated with the pump maintenance in order to substantially minimize the total cost of operating the pump. | 2012-06-07 |