49th week of 2009 patent applcation highlights part 42 |
Patent application number | Title | Published |
20090297271 | Turf Playing Surface Aeration and Drainage System - A perforated pipe network beneath a playing surface. A blower connected to the pipe network drawing an air flow through the pipe network to create a vacuum. A drain pipe connecting to the pipe network. An air/water separator connected upstream of the blower for separating water from the air flow prior to entering the blower and channeling the water into the drain pipe for discharge. A flow control unit having a unit inlet connected to the drain pipe downstream of the air/water separator and a unit outlet discharging water to a drain outlet. The flow control unit blocking air flow through the unit inlet into the drain pipe when the blower is in the vacuum mode, and opening the unit inlet when a waterhead buildup at the unit inlet exceeds the vacuum level established by the blower to discharge water through the drain outlet. | 2009-12-03 |
20090297272 | BIODEGRADATION OF SUBSURFACE CONTAMINANTS BY INJECTION OF GASEOUS MICROBIAL METABOLIC INDUCER - The present invention provides a method and a gaseous composition for bioremediation of soil and groundwater contaminated with organic compounds, including halogenated organic compounds and explosives. The gaseous composition contains (a) at least one gaseous microbial metabolic inducer and (b) a carrier gas. The gaseous composition may also optionally include one or more of a gas phase nutrient, a gaseous carbon source, a gas phase reductant, and a moisture source. | 2009-12-03 |
20090297273 | APPARATUS AND METHOD FOR MONITORING TUNNEL BORING EFFICIENCY - A tunnel boring machine ( | 2009-12-03 |
20090297274 | Connection Arrangement - A connection arrangement for subsea connection of at least a first fluid conduit to a second fluid conduit. A supporting unit displaceably supports the connection arrangement against a supporting surface. A coupling device couples and secures the fluid conduits to the connection arrangement thereby interconnecting the fluid conduits to each other. A frame carries the coupling device and is slideably and/or pivotably mounted to the supporting unit so as to allow the frame and the associated coupling device to slide and/or pivot in relation to the supporting unit. | 2009-12-03 |
20090297275 | Pipelayer With Cab Riser - A pipelayer having an undercarriage with at least two tracks and a main assembly. Each track has a track frame coupled to the undercarriage and a track shoe supported by and movable around the track frame. The main assembly is supported by and rotatable relative to the undercarriage, and has a main frame, a boom pivotally mounted to the main frame, an operator cab, and a cab riser connecting the operator cab to the main frame. The cab riser is operable to selectively raise and lower the operator cab relative to the main frame. Also provided is a movable cab assembly having an operator cab, an adjustment mechanism to connect the cab to a vehicle frame and move to change the operator's view, and a guide to align the cab. A method for laying pipe using a pipelayer having a movable cab is also provided. | 2009-12-03 |
20090297276 | OFFSHORE FOUNDATION SYSTEM WITH INTEGRAL ELEMENTS FOR PRELOADING AND EXTRACTING - The present invention describes an offshore foundation system ( | 2009-12-03 |
20090297277 | Hybrid riser tower and method of installation thereof - A method of installing a subsea structure, such as a hybrid riser tower ( | 2009-12-03 |
20090297278 | FIBER REINFORCED PLASTIC DRILLING ANCHOR - The invention relates to a fiber-reinforced plastic drilling anchor comprising an axial bore that runs along the entire length thereof, fibers which extend in the longitudinal direction thereof, and fibers that extend at an angle to the longitudinal direction thereof. A first layer of fibers that extend at an angle to the longitudinal direction of the drilling anchor is surrounded by a second layer of fibers extending in the longitudinal direction of the drilling anchor, and the second layer of fibers is surrounded by a third layer of fibers extending at an angle to the longitudinal direction of the drilling anchor. The inventive drilling anchor further comprises a thread which extends along the entire length thereof and is molded into at least one outer fiber layer of the drilling anchor. The invention also relates to a method for producing such a drilling anchor. | 2009-12-03 |
20090297279 | ROCK BOLT AND AN ANCHORING DEVICE - The present invention relates to a rock bolt comprising first and second ends, a shaft extending between the ends, and an anchoring device extending along a first part of the shaft adjacent the first end. The anchoring device comprises a mandrel, and at least one expansion element overlaying the mandrel. The expansion element is displaced radially outwardly on a predetermined relative movement between the mandrel and the expansion element. The expansion element is joined to a connector to form an anchor assembly. The anchor assembly is keyed to the mandrel. The anchor assembly comprises relative rotation actuator means active during rotation of the anchoring device. The invention further relates to an anchoring device per se. | 2009-12-03 |
20090297280 | Shiftable Fluid Diversion Conduit - A fluid diversion conduit is provided for temporarily diverting a stream during pipeline construction activities. The conduit includes an offset section that is shiftable to adjust access to the streambed, for example to allow pipeline installation across the streambed. When construction activities are obstructed by the initial position of the offset segment, the offset segment may be shifted, for example by rotation to elevate the offset segment from the streambed. Further construction activities may proceed beneath the elevated section, and pipelayers can pass under it while carrying the pipe string into position. Flow through the conduit may be maintained by siphon hydraulics or by pumps when the offset segment is elevated. | 2009-12-03 |
20090297281 | Broaching Tool - A broaching tool for machining a workpiece formed of a parallelogram shaped insert which fits within a slot formed in a body member. The insert has two juxtaposed corners either of which may be oriented at the distal end of the body member to function as a cutting edge. Repositioning of the insert to place either cutting edge in place is provided by flipping it over in its engagement within the slot. The inserts may be provided in a kit of differently configured inserts to yield different cutting widths. | 2009-12-03 |
20090297282 | Rotary Cutting Tool Having Means for Aligning Cutting Edges of Inserts - A rotary cutting tool is proposed which can be used both for rough cutting and finish cutting in a stable manner, and which has a mechanism for individually adjusting the axial positions of the cutting edges of a plurality of throwaway inserts which is simple in structure. | 2009-12-03 |
20090297283 | CUTTING EDGE CONFIGURATION OF CUTTING TOOL - A cutting edge configuration of a cutting tool for performing a cutting process on a surface ( | 2009-12-03 |
20090297284 | ADAPTIVE THRUST SENSOR DRILLING - A computer implemented method, apparatus, and computer usable program code for performing a drilling operation. The drilling apparatus comprises a housing, a spindle, a spindle motor, a thrust motor, a load sensor, and a controller. The spindle may be capable of receiving a drill bit. The spindle motor may be capable of turning the spindle at a set of different speeds during the drilling operation. The thrust motor may be capable of moving the spindle in an axial direction. The load sensor may be capable of detecting a reaction thrust force during the drilling operation to form a detected reaction thrust force. The controller may be capable of controlling the spindle motor and the thrust motor to change a drilling speed in response to changes in the detected reaction thrust force. | 2009-12-03 |
20090297285 | DEEP HOLE DRILLING MACHINE - In a deep hole drilling machine employing an external system for supplying coolant to a drilling portion in which high drilling efficiency can be achieved even if the drilling hole is deep by enhancing the discharge performance of chips from the drilling portion without setting the supply pressure of coolant at a high level, a tubular boring head having discharging openings is attached to the distal end of a hollow boring bar having an interior serving as the chip discharge passage. Bypass holes are provided at a plurality of circumferential positions in the circumferential wall of the boring head to penetrate obliquely such that the outer opening is located closer to the distal end side of the head than the inner opening, and a part of the coolant supplied externally to the drilling portion side flows through the bypass holes into the boring head, thus generating attraction force to the discharge side and accelerating discharge of the chips. | 2009-12-03 |
20090297286 | CUTTER FOR MACHINING COUNTERBORE IN ENGINE BLOCK - A tool for resurfacing a counterbore of a cylinder bore in an engine block includes a holder fixedly attached to the engine block using existing threaded holes, and a cutter rotatably supported by the holder and axially movable while being rotated. The cutter is positioned to cut and resurface a counterbore in the top of the cylinder bore. A plurality of springs bias the cutter head axially toward the engine block while rotating the cutter, thus providing a uniform force while cutting and resurfacing the counterbore. A ratchet wrench matably engages the upper end of the shaft to rotate the cutter, with the ratchet wrench extending in a single lateral direction from the shaft. A related method is also discussed. | 2009-12-03 |
20090297287 | Cradle arrangement - Transportation of articles such as gas turbine engines can be problematic in view of their size. Traditionally, articles such as gas turbine engines are transported on cradles associated with platforms and bases. It would be desirable to enable manipulation of height and width to allow the assembly of the article, such as a gas turbine engine upon the base to enter apertures such as doors in aircraft fuselages or for minimising width for road or rail or sea transportation. By providing a cradle, having respective cradle sides projecting from a junction in association with a drive mechanism and each side of the cradle coupled to a pivot arm, control of rotation paths can be achieved. Thus, an article such as a gas turbine engine secured to a cradle arrangement can be manipulated between extremes and alternate configurations, defined by rotation paths, through elective association of one or the other of the pivot arms to the cradle and the base. | 2009-12-03 |
20090297288 | RESTRAINT CHAIN STORAGE - A temporary barrier chain for a loading dock door opening includes a vertical orientated storage tube on one side of the opening and a retainer on the other side thereof, and a counterweighted chain extending from inside the storage tube to a retainer on the other side of the opening, with the chain being comprised, at least partially, of successively lighter weight sections toward the retainer end such that the combined weight of the counterweight and suspended chain within the storage tube will cause the chain to be automatically retrieved into the storage tube when released from the retainer. | 2009-12-03 |
20090297289 | FASTENING COMPONENT, FASTENING UNIT, AND DEVICE HAVING THE FASTENING UNIT - A fastening unit includes a fastening component and a hole-defining unit. The fastening component is adapted to be fixed to a first body, and includes a cylindrical post body and at least one surrounding member. The post body extends along a post axis. The surrounding member surrounds and is fixed to an outer post surface of the post body, and a portion of lines tangent to points on an outermost perimeter of the surrounding member are at non-90° angles with respect to the post axis. The hole-defining unit is adapted to be provided in a surface of a second body, and defines a fastener hole that fittingly receives the fastening component for interconnecting the first and second bodies. | 2009-12-03 |
20090297290 | NUT LOCKING SYSTEM - A nut locking system made from non-metallic components, so as to be suitable for use in a high voltage generator that can easily be fitted and changed, includes a threaded shaft ( | 2009-12-03 |
20090297291 | Process for Attaching a Functional Element to a Flat Material and a Connection Between a Functional Element and a Flat Material - Process for attaching a functional element to a plastically deformable flat material or workpiece, the functional element on a contact surface having a rivet collar which is formed by a hollow or tubular section and which stands away over this surface, in the joining area in the flat material by plastic deformation a dome-like section being formed which with its base projects over the plane of the flat material surrounding this section and on the base has a joining opening, and the attachment of the functional element to the flat material in a joining and riveting process taking place by insertion of the rivet collar into the joining opening and by plastic deformation of the rivet collar such that the base is held in a region of the base which surrounds the joining opening between the deformed rivet collar and the contact surface or end side of the functional element, the functional element being anchored on the edge region which surrounds the joining opening without reducing the diameter of the joining opening. | 2009-12-03 |
20090297292 | SCREW FASTENER - This invention provides a bolt having threads that performs anti-loosening function and that maintains a specified thread strength, a bolt that also enables manufacturing costs to be reduced. The thread of the step lock bolt is constructed so to include a play side flank formed having a specified lead angle and a pressure side flank formed into a step like configuration, in which a flat portion whose lead angle is 0 (zero) and an inclined portion whose lead angle is steep alternate continuously. | 2009-12-03 |
20090297293 | VEHICLE NUT HOLDING APPARATUS - A vehicle nut holding apparatus aims to improve the disadvantages of conventional holding apparatus that are difficult to fabricate and assemble, and cannot hold vehicle nuts securely and differentiate usage of the nuts. The holding apparatus of the invention has a plurality of housing troughs to hold a plurality of vehicle nuts. Each vehicle nut has at least one protrusive portion and one indented portion adjacent to each other. Each housing trough has a bottom and a side wall abutting the bottom. The side wall has a retaining recess corresponding to the protrusive portion and a retaining boss corresponding to the indented portion. The retaining recess is located between the retaining boss and the bottom. The retaining recess and retaining boss can retain the vehicle nut and allow the vehicle nut to be held in a displaying manner to indicate its usage. | 2009-12-03 |
20090297294 | QUICK FASTENING NUT - A quick fastening nut includes a first ring member and a second ring member. The first ring member has a bore at a center thereof and fastening portions around the bore. Each of the fastening portions has a threaded section at an inner side thereof. The second ring member has a bore at a center thereof and a plurality of stop portions, each of which has a stop face on a distal end thereof. The fastening portions of the first ring member is inserted into the bore of the second ring member that the second ring member may be moved along the fastening portions of the first ring member, and the second ring member will bend the fastening portions inwards when the second ring member is moved toward distal ends of the fastening portions. | 2009-12-03 |
20090297295 | FASTENING COMPONENT, FASTENING UNIT, AND DEVICE HAVING THE FASTENING UNIT - A fastening unit includes a hole-defining unit and a fastening component. The hole-defining unit is adapted to be provided in a surface of a first body, and includes a non-circular fastener hole and at least one first engaging part. The fastening component is adapted to be fixed to a second body, is extendible in an axial direction into the fastener hole, and includes a post body and at least one surrounding member. The post body has a non-circular cross-section along a plane transverse to the axial direction, and is provided with at least one second engaging part equal in number to and having a structure complementing the first engaging part. When the fastening component is pushed into the fastener hole to interconnect the first and second bodies, the first and second engaging parts cooperate so that the fastening component is prevented from rotating in the fastener hole. | 2009-12-03 |
20090297296 | Fastening Component, Fastening Unit, and Device Having the Fastening Unit - A fastening unit includes a hole-defining unit and a fastening component. The hole-defining unit comprises a first body, defines a fastener hole, and at least one first engaging part. The fastening component is adapted to be fixed to a second body, has a post body provided with a second engaging part equal in number to and having a structure complementing the first engaging part, and at least one surrounding member. When the fastening component is extended in an axial direction into the fastener hole to interconnect the first and second bodies, the first engaging part and the second engaging part cooperate so that the fastening component is prevented from rotating in the fastener hole. | 2009-12-03 |
20090297297 | BOOK BINDING APPARATUS FOR PERFECT BOOK BINDING - While a book block (P) is nipped between a pair of clamping plates ( | 2009-12-03 |
20090297298 | CONTAINED OBJECT TRANSFER SYSTEM - A transfer chamber is partitioned into a second chamber in which a transfer robot moving through an opening portion which can be opened/closed by a door is arranged, and a minute first chamber which serves as a FIMS system and includes a door capable of retaining a lid of a pod. The second chamber maintains a state in which an inert gas constantly circulates owing to minute nitrogen while having a pressure higher than that inside the first chamber. The first chamber is normally sealed while an oxide gas is suppressed in advance. In addition, at a time of transferring wafers, a partial pressure of the oxide gas is lowered with use of a downflow which is caused by the inert gas. Further, the first chamber and the second chamber are communicated with each other after a level of the partial pressure is confirmed with use of an oxygen level meter. As described above, an existing amount of the oxide gas is reduced in the so-called transfer chamber in semiconductor processing equipment in which the FIMS system is secured. | 2009-12-03 |
20090297299 | RETICLE STORAGE POD (RSP) TRANSPORT SYSTEM UTILIZING FOUP ADAPTER PLATE - A combination of a FOUP (front opening unified pod) system and a reticle system utilized for the transport of wafers and a reticle system, the latter of which are used for transporting reticles from a first fabrication site to a further site at another location, and which provides for a unified system enabling the automated and trackable delivery of the reticles between these sites. Provided is a modified FOUP base structure, which is adapted to retain a reticle and to be able to employ existing equipment in a fabrication site which only necessitates a minimal modification of the equipment in order to render the latter universally adaptable to the combination of the systems. | 2009-12-03 |
20090297300 | APPARATUS AND METHOD FOR TRANSFERRING A PLURALITY OF CHIPS FROM A WAFER TO A SUB STRATE - An apparatus and a method for transferring a plurality of chips from a wafer onto a substrate, in particular a web, wherein at least one first disc or at least on first roll is disposed for successively picking up the chips on the outer perimeter thereof by means of a rotational movement of the first disc or the first roll. | 2009-12-03 |
20090297301 | PICK-AND-PLACE-APPRATUS - A pick-and-place apparatus is disclosed, which transfers and loads semiconductor devices between first and second loading elements. The semiconductor devices are loadable and arrangeable at a first row interval in the first loading element, and alternatively arrangeable at second and third row intervals in the second loading element. The pick-and-place apparatus includes a multiplicity of picking unit modules, each of which has at least one or more picking units; and an interval regulation apparatus for regulating intervals between the picking unit modules at the first to third modes. The first to third row interval values are different from each other. The intervals between the picking unit modules are all regulated to be identical to the first row interval at the first mode. The intervals between the picking unit modules are alternately regulated to the second row interval and the third row interval in turn at the second mode. The intervals between the picking unit modules are alternately regulated to the third row interval and the second row interval in turn at the third mode. Therefore, the pick-and-place apparatus can stably transfer semiconductor devices from an element on which semiconductor devices are loaded at the same or different intervals therebetween to another element on which semiconductor devices are loadable or arrangeable at the different or same intervals therebetween. | 2009-12-03 |
20090297302 | WAFER CONVEYANCE METHOD AND WAFER CONVEYANCE DEVICE - In order to make it possible to reduce the occurrence of physical damage to wafers during conveyance, a state is established in which wafers W are contained in a wafer cassette | 2009-12-03 |
20090297303 | Thin Plate Container and Processing Apparatus for Thin Plate Container - Arbitrary pieces of semiconductor wafers are supported flexibly on either the upper side or the lower side. The present invention is a thin plate container for supporting plural semiconductor wafers for use in carriage, storage, processing, etc. It comprises processing trays plurally stacked in a state of each supporting at least one semiconductor wafer individually and a coupling mechanism for integrally coupling the processing trays in a state where the processing trays are plurally stacked and separating the processing trays at an arbitrary location. Each processing tray has a one-side support for supporting at least one semiconductor wafer on its one side and the other-side support mutually fitted to the one-side support of the other processing tray on the other side to form a housing space sealed off from the external environment for constraining and supporting the thin plate. Accordingly, as many processing trays as the number of the semiconductor wafers are stacked to constitute the thin plate container. | 2009-12-03 |
20090297304 | Cargo transfer system using a palletized rack - A system, method, and apparatus for palletizing cargo on a rack for shipment are provided. The system generally includes a tiered rack having a base tier, a support framework extending from the base tier, and a second tier adjustably attached to the support framework. The system may further include a plurality of lower frame support members positioned longitudinally across the bottom of the base tier, and a plurality of pneumatically actuated rollers spaced to cooperatively engage the plurality of lower frame support members, the rollers being selectively extendable from a plurality of raised tracks positioned longitudinally along a floor of the railcar, where the rollers are configured to pneumatically extend past an upper surface of the track when actuated and allow for linear motion there over. | 2009-12-03 |
20090297305 | MATERIAL HANDLING DEVICE - A material handling device may be configured to move and deliver a variety of materials throughout a worksite. The material handling device may be configured to be supported on a variety of vehicle platforms. Once the material handling device has been transported, the materials may be dumped from the material handling device. The dumping process may be initiated through the use of an actuator. The material handling device may comprise a dump body and a base frame. The dump body may be configured to be hingedly attached to the base frame. The base frame may comprise at least one first tube and at least one second tube. Both the first tube and the second tube may be configured to receive a fork and/or any other suitable support structure from a vehicle. The material handling device may comprise an actuator, a pump, and a reservoir which may be positioned within an actuator system area. | 2009-12-03 |
20090297306 | Transport Trailer and Method | 2009-12-03 |
20090297307 | Machine to secure wheels to vehicles - Machine intended to hold the wheels of vehicles.
| 2009-12-03 |
20090297308 | Round cotton module transport - A roller chain is modified to provide a generally round cleat extending across the top of a pin link. The cleat provides sufficient traction to transport conventional rectangular cotton modules and transport plastic wrapped round cotton modules without producing small plastic pieces that can enter a cotton gin and ruin large batches of cotton. The cleat is conveniently of round metal rod welded to the outside of pin links on the chain. Cleats may be provided on every pin link or on selected ones of pin links of the chain. | 2009-12-03 |
20090297309 | Round cotton module transport - A roller chain is modified to provide a generally round cleat extending across the top of a pin link. The cleat provides sufficient traction to transport conventional rectangular cotton modules and transport plastic wrapped round cotton modules without producing small plastic pieces that can enter a cotton gin and ruin large batches of cotton. The cleat is conveniently of round metal rod welded to the outside of pin links on the chain. Cleats may be provided on every pin link or on selected ones of pin links of the chain. | 2009-12-03 |
20090297310 | PONTOON BOAT TRAILER GUIDE - A pontoon boat trailer guide includes a structure inbetween pontoon bunks or cradles. The guide structure comprises an upper portion which is narrower than a lower portion. The upper portion provides a visual and gross centering guide. The lower structure provides a fine and automatic self-centering guide for alignment and trailering of the pontoon boat. | 2009-12-03 |
20090297311 | TRUCK ADAPTED FOR LATERAL DISTRIBUTION OF BULK MATERIALS - A material-handling vehicle includes a wheeled vehicle with front-located cabin; a compartment for holding bulk flowable material; a longitudinal conveyor with beam-style agitator for moving material from the compartment to the vehicle's front; a transverse conveyor for selectively distributing the material laterally in right or left directions and also the trajectory of the material, with lateral discharge visible from the cabin; central pivot structure on a longitudinal centerline of the wheeled vehicle for pivotally supporting the transverse conveyor for movement to different angular positions; actuators operably connected to the transverse conveyor for controlling angular movement thereof; and a control in the cabin for controlling operation of the at least on actuator. Tunnel covers focus the lateral discharge. | 2009-12-03 |
20090297312 | Unloading Auger Elbow - An unloading auger elbow for use on an agricultural harvester, comprising an unloading auger elbow assembly with a unitary cast body on which a pivot joint is mounted. | 2009-12-03 |
20090297313 | CART STOP - A cart stop suitable for use with a lift platform is described. The cart stop has a closed position which allows a cart or other wheeled device to move over it. The cart stop also has an open position which prevents the cart or other wheeled device from rolling off of the lift platform. | 2009-12-03 |
20090297314 | LOW CENTER OF GRAVITY CARRIER - A carrier having a platform or deck mounted on a subframe tiltable relative to the vehicle chassis. The platform is preferably slidable relative to the subframe. Using Super Single rear wheels and an airbag suspension, for example, sufficient clearance is provided such that the subframe is preferably located between the vehicle chassis frame and the rear wheels. The resulting carrier has a platform with a height lower than that of previous carriers, providing it with a lower center of gravity, enabling a reduction in load angle and an increase in payload height. | 2009-12-03 |
20090297315 | SELF-POWERED LIFTING AND MOVING DEVICE - An self-powered apparatus for moving objects that can be rolled or dragged across a surface, one embodiment of the apparatus operating on either of front or rear endless track pairs the apparatus center of gravity being forwardly and rearwardly shiftable to select between use of the front or rear endless tracks for movement of the vehicle across a surface. | 2009-12-03 |
20090297316 | Integrated Vacuum Gripper with Internal Releasable Magnet and Method of Using Same - An integrated vacuum and magnetic gripper includes a rigid housing defining an internal chamber, and a flexible vacuum cup operatively connected thereto. A vacuum cavity is defined by the vacuum cup and a vacuum source is configured to reduce pressure in the vacuum cavity. A permanent magnet is disposed within the rigid housing, and a magnet release mechanism is configured to selectively render the magnet incapable of exerting sufficient force to hold the work piece. A pole plate may be interposed between the internal chamber and vacuum cavity, such that the pole plate forms a portion of the internal chamber and may act to provide friction on the work piece. A method of using the gripped includes operating at high acceleration while the vacuum gripper is monitored as fully operational and operating only at lower acceleration while the vacuum gripper is not fully operational. | 2009-12-03 |
20090297317 | APPARATUS FOR LIFTING PIPELINES - Apparatus for the lifting of pipelines, includes a frame having two vertical side beams and a transverse top beam interposed between the vertical beams. Two concave and symmetrically disposed supporting members pivotally connect to the two vertical beams, respectively, and are configured to achieve a pipe supporting position without applying a radial inwardly directed force to the bottommost portion of the pipe when the frame is suitably lowered and the supporting members are suitably pivoted. A driving unit is disposed within, and fixedly attached to, each of the supporting members, for generating a linear downwardly directed force; a force transmitting element connected to a driving unit rod along which a corresponding driving unit housing is slidingly displaceable. A control unit independently controls each of the driving units; and at least one connector releasably connects the two supporting members to one another when the supporting members are in a pipe supporting position. The control unit is adapted to immobilize the force transmitting elements against a trench bed in a pre-lifting mode when a first force is generated by the driving units, and to lift each of the driving unit housings together with the corresponding supporting member with respect to the corresponding force transmitting element in a lifting mode when a suitable second force greater than the first force is generated by each of the driving units. | 2009-12-03 |
20090297318 | Glass sheet guidance system and method for guiding glass sheets - A glass sheet guidance system includes a guidance member ( | 2009-12-03 |
20090297319 | COMPOSITE FOR AUTOMATED HANDLING DEVICE - A composite support arm for an automated handling device includes an elongated tubular body having an outer metal layer and an inner fibrous reinforcement layer adjacent to the outer metal layer. | 2009-12-03 |
20090297320 | FORK APPARATUS FOR HANDLING COTTON BALES - A fork apparatus includes a body adapted to be operatively connected to an associated loader machine. First and second forks include respective first and second fork mounting portions connected to the body and respective first and second fork working portions that project outwardly away from the body. A first powered roller device is connected to the first fork and includes a first roller that rotates about a first working portion axis. A first roller actuator selectively rotates the first roller about the first working portion axis. A second powered roller device is connected to the second fork and includes a second roller that rotates about the second working portion axis that is parallel to the first working portion axis. A second roller actuator selectively rotates the second roller about the second working portion axis. | 2009-12-03 |
20090297321 | METHOD AND DEVICE FOR HOLDING TOGETHER AN ELECTRICALLY NON-CONDUCTIVE STACK OF OBJECTS AND AN ELECTRODE UNIT THEREOF - The invention relates to a method for holding together an electrically non-conductive stack of objects, such as a stack of magazines or foil strips, comprising the steps of:
| 2009-12-03 |
20090297322 | STACKING DEVICE - A device for stacking an endless, folded web of corrugated cardboard comprises at least one guide member for supporting the folded web of corrugated cardboard and at least one stop member for depositing stacks of a folded web of corrugated cardboard, with the at least one stop member being guided for displacement along the guide member. | 2009-12-03 |
20090297323 | METHOD AND APPARATUS FOR STACKING SHEET MATERIALS - A sheet stacking and pallet loading system configured to stack sheets of material on a first pallet while holding a second pallet in a staging position above the first pallet. The system can include an elevator for supporting the first pallet in a loading position while the sheets are stacked on the first pallet. After a sufficient quantity of sheets has been stacked thereon, the elevator can lower the first pallet from its loading position. The second pallet can then be lowered from its staging position such that the sheets can be stacked thereon. The system can further include extendable pallet supports which can be extended to support the second pallet while the first pallet is being lowered by the elevator. The pallet loading system can further include a pallet-grasping assembly having, first, a frame movable along a track and, second, one or more end-effectors movable relative to the frame for engaging a pallet. | 2009-12-03 |
20090297324 | Supply Module for Pallets, Having a Transport Module Movable Together With a Lifting Device Beneath the Stacking Bays of the Pallets - The invention describes a supply module for stackable pallets, on which workpieces and/or tools can be disposed. On the supply module there are disposed several stacking bays arranged in succession in a row, at each of which a stack of pallets can be mounted in holding means, such as hooks. At least one transport module can be driven along the row beneath the stacking bays, the transport module carrying a lifting device with it. A pallet or a stack of pallets can be gripped from below by the lifting device. The supply module according to the invention can manage a large number of stacking bays, and hence pallets, in a cost-effective manner, even large stack heights being possible. | 2009-12-03 |
20090297325 | GRAPPLE APPARATUS FOR HANDLING COTTON MODULES - A grapple apparatus for handling cotton modules includes a frame comprising first and second portions. The second portion is selectively movable relative to the first portion between an opened position and a closed position. The frame defines a module-holding space when the second portion of the frame is in its closed position. At least one powered roller device is connected to the frame and is selectively active to rotate an associated cotton module located in the module-holding space relative to said frame about a module axis of rotation. A method for handling cotton modules includes positioning a frame adjacent a cotton module and moving a second portion of the frame relative to a first portion of the frame from an opened position to a closed position to define a module-holding space in which the cotton module is received and retained. The method further includes activating at least one powered roller device that is connected to the frame to rotate the cotton module in the module-holding space relative to the frame about an axis of rotation. | 2009-12-03 |
20090297326 | SPRING-LOADED ROD HANDLING DEVICE - A rod handling device includes a pivot rod, first clamp assembly pivotingly coupled to the pivot rod, a second clamp assembly pivotingly coupled to the pivot rod, and at least one locking assembly configured to move between a locked position and an unlocked position. While in the locked position the locking assembly prevents rotation between the first clamp assembly and the second clamp assembly. The rod handling device also includes a biasing member coupled to the pivot rod, the biasing member being configured to urge the locking assembly toward the locked position. | 2009-12-03 |
20090297327 | Apparatus and method for transferring samples from a source to a target - A control system for transferring a sample from a source vessel to a target vessel generally includes a vessel unit, a primary transfer unit, an x-drive, a y-drive, a z-drive and a control unit for controlling the drives. The vessel unit includes a support plate for supporting the source vessel and the target vessel thereon and the transfer unit includes at least one transfer device for transferring the sample from the source vessel to the target vessel. The x-, y- and z-drives reciprocally translate one of the support plate and the transfer device in a respective x-direction, y-direction and z-direction, wherein the x, y and z directions define a three axis Cartesian coordinate system. | 2009-12-03 |
20090297328 | Processing Storage Devices - A storage device processing system that includes at least one automated transporter, at least one rack accessible by the at least one automated transporter, and multiple test slots housed by the at least one rack. Each test slot is configured to receive a storage device for testing. The storage device processing system includes a conveyor arranged in a loop around and being accessible by the at least one automated transporter. The conveyor receives and transports the storage device thereon. The at least one automated transporter is configured to transfer the storage device between the conveyor and one of the test slots of the at least one rack. | 2009-12-03 |
20090297329 | METHOD FOR THE OPERATION OF A PACKAGE EMPTYING STATION - A method for operating a package emptying station having a work station, in which an emptying step is performed, an inlet via which the package to be emptied is inserted into the work station, an outlet via which the emptied package is ejected, and a product outlet through which the emptied contents of the package is discharged. Continuous tubular film packs are provided both at the inlet and also at the package outlet which seal off the inlet and the outlet and encase the package to be emptied or the emptied package during the insertion or corresponding ejection of the package. The film is sealed off and severed between individual packages such that the interior and the exterior do not come into contact. In this manner, both contamination of the package contents by environmental substances and also any contamination of the environment by the package contents can be avoided. | 2009-12-03 |
20090297330 | Blade clearance arrangement - Control of blade clearance gaps between rotating turbine blades and an associated casing in a gas turbine engine is important in order to maintain operational efficiency. It is desirable to achieve accurate gap control but previous passive and scheduled thermal gap adjustment systems have been relatively course. By provision of a winding through which a specific electrical current is passed in order to create electro-magnetic force for displacement of an armature associated with a seal forming part of the casing it is possible to adjust the gap between that seal and a tip part of a rotating blade assembly. Normally a blade gap monitoring technique is used in association with specific operational requirements with respect to the gap by the control in order to determine the electrical current presented to the winding. As a fail-safe measure a permanent magnet or bias or some other form can be provided to ensure displacement to a fail-safe position with an adequate blade gap clearance for continued operation should there be power failure or an excess electrical current presented to the winding. | 2009-12-03 |
20090297331 | TURBOMACHINE CASING INCLUDING A DEVICE FOR PREVENTING INSTABILITY DURING CONTACT BETWEEN THE CASING AND THE ROTOR - The invention relates to a cylindrical casing for a turbomachine that is suitable for receiving a rotor fitted with at least one bladed wheel, the casing including a device for preventing instability during contact between the casing and the bladed wheel. In characteristic manner, said device comprises a succession of elements disposed around the circumference of the casing, and presenting between two adjacent elements, different stiffnesses, the number of elements having the same stiffness not being equal to a multiple of the wave number of the vibratory mode of the bladed wheel that is to be inhibited. The invention is applicable to a compressor, a turbine, or a fan. | 2009-12-03 |
20090297332 | Wind Diverter - Apparatuses and methods are provided for a wind diverter at least partially encircling a wind turbine support column to direct the wind from an area around a wind turbine to the rotor blades of the wind turbine. The wind diverter may also reduce turbulence and increases the laminar flow of the airstream delivered to the rotor blades. Additionally, the wind diverter increases both the volume of air and the velocity of the airstream reaching the rotor so as to increase the rotor speed. Increasing the rotor speed increases the energy available to the wind turbine. Energy increases as the cube of the rotor speed and the increased energy produces an increase in the power generated by the wind turbine. The wind diverter also allows a wind turbine to begin producing energy at lower initial wind speeds due to the concentration of air. | 2009-12-03 |
20090297333 | Enhanced Turbocompressor Startup - A control method and apparatus for startup of turbocompressors to avoid overpowering a driver of the turbocompressor. In a first embodiment, the control system monitors input signals from transmitters of various control inputs. When the input signals exceed threshold values, the control system begins to close the antisurge valve. In a second embodiment, the antisurge valve begins to close after a predetermined time measured from the time startup is initiated. In both embodiments, the antisurge valve continues to ramp closed until the compressor has reached its operating zone, or until the compressor's operating point reaches a surge control line, at which point the antisurge valve is manipulated to keep the compressor from surging. | 2009-12-03 |
20090297334 | GAS TURBINE ENGINE HAVING CONTROLLABLE INLET GUIDE VANES - An inlet guide vane assembly includes an active control feedback system and a plurality of inlet guide vanes. The inlet guide vanes are variable between a plurality of positions. Each of the plurality of inlet guide vanes is positioned in response to an output of the activate control feedback system. | 2009-12-03 |
20090297335 | ASYMMETRIC FLOW EXTRACTION SYSTEM - A system for asymmetric flow extraction is described and claimed, the system comprising a flow path, a bleed slot in the flow path, a bleed cavity for receiving at least a portion of the fluid extracted from the flow path and a bleed passage in flow communication with the bleed slot and the bleed cavity wherein the bleed passage has at least one deflector having a shape such that the width of the bleed passage cross section varies in a direction normal to the direction of fluid flow in the bleed passage. In another embodiment, the deflector has an aerodynamic surface having a shape such that the flow passage between the aerodynamic surface and a surface located away from it has a cross sectional shape that is non-axisymmetric. In another embodiment, the bleed passage comprises an assembly of a plurality deflectors, arranged circumferentially. | 2009-12-03 |
20090297336 | ONLINE SYSTEMS AND METHODS FOR THERMAL INSPECTION OF PARTS - A thermal inspection method is provided. The method includes measuring a transient thermal response of a cooled part installed in a turbine engine, wherein the transient thermal response results from operation of the turbine engine. The method also includes using the transient thermal response to determine one or more of a flow rate of a fluid flowing through one or more film cooling holes in the cooled part during operation of the turbine engine, at least one heat transfer coefficient for one or more internal passages in the cooled part, and a combined thermal response for the cooled part. The method further includes comparing at least one of the flow rate, the at least one heat transfer coefficient, and the combined thermal response of at least a portion of the cooled part to at least one baseline value to determine whether a thermal performance of the cooled part is satisfactory. | 2009-12-03 |
20090297337 | Geared Turbine Machine For A Machine Train, Machine Train With And Gear For Geared Turbine Machine - A machine train includes a drive unit, preferably a steam turbine with axial exhaust flow, a geared turbine machine, and an additional compressor. The geared turbine machine has an integrated gear train with a drive pinion for driving turbine machine rotors via a large gear, and an output pinion of a rotational speed reduction power gear for driving the additional compressor. | 2009-12-03 |
20090297338 | VARIABLE AREA NOZZLE ASSISTED NOISE CONTROL OF A GAS TURBINE ENGINE - An example turbofan engine sound control system includes a core nacelle ( | 2009-12-03 |
20090297339 | LOW NOISE EJECTOR FOR A TURBOMACHINE - A turbomachine includes a compressor and an ejector. The ejector includes at least one nozzle having a first end portion that extends to a second end portion defining a flow region. The second end portion includes a variable outlet for controlling an airflow from the compressor. | 2009-12-03 |
20090297340 | Rotary sliding vane compressor - The invention relates to increasing the fluid capacity and the fluid discharge pressure of a rotary sliding vane fluid compressor without significantly increasing the fluid discharge temperature. According to the invention supplemental air under pressure is added to a compressor's rotating pocket to increase the fluid capacity and fluid pressure in the pocket. | 2009-12-03 |
20090297341 | FLUIDIC SEALING FOR TURBOMACHINERY - Disclosed is a seal for turbomachinery including a seal face locatable between a first turbomachinery component and a second turbomachinery component. At least one fluid channel extends through the seal. The at least one fluid channel is capable of injecting fluid flow between the first turbomachinery component and the second turbomachinery component at the seal face thereby disrupting a leakage flow between the first turbomachinery component and the second turbomachinery component. Further disclosed is a turbomachine utilizing the seal. | 2009-12-03 |
20090297342 | GAS TURBINE ENGINE HAVING A COOLING-AIR NACELLE-COWL DUCT INTEGRAL WITH A NACELLE COWL - A gas turbine engine includes an engine core extending along a core axis, a cooling-air delivery duct on the engine core, and a removable nacelle cowl overlying the engine core. A cooling-air nacelle-cowl duct delivers cooling air to the cooling-air delivery duct. At least a portion of the length of the cooling-air nacelle-cowl duct is integral with the nacelle cowl and not directly supported on the engine core. | 2009-12-03 |
20090297343 | PRECAST GROOVES FOR A STATOR BLADE ASSEMBLY - A stator, including a blade assembly with an inner circumferential surface and a plurality of pre-formed grooves in the inner circumferential surface and an outer race with an outer circumferential surface and a plurality of protrusions at least partially engaged with the plurality of pre-formed grooves. The plurality of protrusions is frictionally engaged with the plurality of pre-formed grooves. In one embodiment, the inner circumferential surface includes an area circumferentially disposed between first and second protrusions from the plurality of protrusions and a portion of the area is displaced radially inward by the engagement of the pluralities of grooves and protrusions. | 2009-12-03 |
20090297344 | Rotors and manufacturing methods for rotors - A rotor for driving, or being driven by, a fluid has rotor blades that follow a screw thread shape, all portions of all blades having the same screw pitch. This enables the rotor, or a molding pattern for use in making a mold, to be withdrawn from a mold part by a screw motion without damage to the mold part. This helps to make it economically viable to manufacture the rotor by a molding or casting process in which the mold parts are not destroyed to release the rotor, such as injection molding, for example with reinforced plastics. Additionally, in the case of manufacturing methods in which the mold is destroyed to release the rotor, the process of making or assembling the mold may be improved. In some molding processes, the ability to remove the rotor or the pattern by screw motion improves the economic viability of the process by reducing the number of mold parts required. | 2009-12-03 |
20090297345 | Ceiling fan lights - This invention provides ceiling fan lights in the form of UFO (Under Fan Optics) Lites comprising a product line of easily applied decorative lights to be secured to the blades of a ceiling fan, creating a dazzling visual effect when the fan is in motion. The lights comprise lightweight and shatterproof lights which can be affixed to an existing ceiling fan by use of adhesive strips, or clips. UFO Lites comprising lightweight and shatterproof lights which can be easily adhered to the surface of the ceiling fan blades via a sticky adhesive backing which coats the underside of the lights, or by way of heavy duty clips or similar fasteners are provided. | 2009-12-03 |
20090297346 | LOAD SENSING ON A ROTOR BLADE OF A WIND POWER PLANT - A rotor blade of a wind power plant, comprising a rotor blade connection for connection to a hub of the rotor of a wind power plant and a blade tip disposed at the opposite end of the rotor blade. In order to provide a rotor blade in which flexing can be detected with simple means, at least one electrical conductor is laid over the length of the rotor blade, wherein the electrical conductor begins at the rotor blade connection, extends in the longitudinal direction of the rotor blade and back to the rotor blade connection, and that there is provided a detector which detects the electrical resistance of the conductor and is connected to an evaluation device which evaluates the electrical resistance. | 2009-12-03 |
20090297347 | Turbine - A fluid-driven turbine for power generation is provided with a central rotatable shaft and a plurality of vanes mounted on the central shaft and configured to provide a net torque to the shaft when the turbine is disposed in a moving fluid. The vanes may be rotatable around an axis substantially transverse to the central shaft, to provide a relatively large resistive area when moving with the current, and a relatively small resistive area when moving against the current. In this manner, the vanes provide a continuous net torque to the turbine when it is placed in a moving current of fluid. | 2009-12-03 |
20090297348 | ADJUSTING APPARATUS FOR ADJUSTING THE PITCH ANGLE OF PROPELLER BLADES, VARIABLE-PITCH PROPELLER, CONTROL FUNCTION WHICH CAN BE IMPLEMENTED IN A COMPUTER, AND METHOD FOR ADJUSTING THE PITCH ANGLE OF PROPELLER BLADES - An adjusting apparatus ( | 2009-12-03 |
20090297349 | H-shaped Vertical Axis Type Windmill Structure - An H-shaped vertical axis type windmill structure comprises a mainshaft on the top end of which is disposed a rotary shaft by a bearing. On the top and lower ends of the rotary shaft are disposed a support bracket and a support base, and in the middle of the rotary shaft is a connecting member. The support bracket, support base and the connecting member are connected to the connecting arms, and the other ends of the connecting arms are fixed to vertical blades. The connecting arms enable the blades to be vertically connected with the rotary shaft, and the mainshaft is not rotatable and serves as a stator of the generator structure. The vertically arranged straight and flat blades are easy to manufacture and fabricate and can be made of composite material for purpose of lightweight. | 2009-12-03 |
20090297350 | HOOP SNAP SPACER - A mount interface between two rotating gas turbine engine components includes a rigid ring to provide radial deflection restraint. In one example, the rigid ring is comprised of a metal matrix composite material. | 2009-12-03 |
20090297351 | COMPRESSOR ROTOR BLADE UNDERCUT - A rotor blade for an axial compressor that may include an airfoil, which includes a leading edge, and a root, which includes a platform, the platform being the outer radial face of the root from which the airfoil extends, and a dovetail, the dovetail including a dovetail leading-face, which is the face of the dovetail that generally points up-stream once the rotor blade is installed in the axial compressor. The rotor blade may include an undercut groove that is formed on the dovetail leading-face that undercuts at least partially the intersection of the leading edge of the airfoil and the platform. | 2009-12-03 |
20090297352 | DEBRIS REMOVAL SYSTEM AND METHOD FOR WIND TURBINE BLADES - A system is provided for cleaning debris from horizontal axis wind turbine blades. The system includes a wiper with arms extending partially around the blade adjacent the leading edge and a line engaging the leading edge so as to scrape debris from the blade edge as the arms move along the length of the blade. The arms are carried outwardly along the blades by aerodynamic and centripetal forces, and are retracted by cables attached to the arms. The system is activated by a PLC in response to sensors on the turbine to automatically clean the blade when wind conditions typically allow insects to fly and contaminate the blades. A grease control system is also provided on the blades to prevent grease or oil from the turbine hub from leaking onto the blade. | 2009-12-03 |
20090297353 | WIND TURBINE BLADES WITH TWISTED TIPS - A blade for a wind turbine includes a total backward twist of between approximately 6 degrees and approximately 15 degrees between an outer approximately 1 percent to approximately 10 percent of a rotor radius of the blade. | 2009-12-03 |
20090297354 | WIND TURBINE BLADES WITH TWISTED AND TAPERED TIPS - A blade for a wind turbine includes a total backward twist of between approximately 6 degrees and approximately 15 degrees between an outer approximately 1 percent to approximately 10 percent of a rotor radius of the blade; and a total normalized chord change of between approximately one percent and approximately two percent between the outer approximately 1 percent to approximately 10 percent of the rotor radius of the blade. | 2009-12-03 |
20090297355 | WIND TURBINE BLADE PLANFORMS WITH TWISTED AND TAPERED TIPS - A blade for a wind turbine includes a total backward twist of between approximately 6 degrees and approximately 15 degrees between an outer approximately 1 percent to 10 percent of a rotor radius of the blade; and an approximate planform distribution within the following ranges | 2009-12-03 |
20090297356 | METHOD OF REPLACING A COMPOSITE AIRFOIL - A method of replacing a portion of a composite airfoil in a turbine. The method comprises the steps of providing a turbine with a plurality of composite airfoils mounted on a wheel. At least one of the composite airfoils has a core made of a non-plastic material and a plastic airfoil portion to envelope at least a portion of the core. A composite airfoil having an airfoil portion in need of replacement is accessed. The plastic airfoil portion is removed to expose the core while the core is mounted on the wheel. A plastic airfoil portion is molded to envelope the core while the core is mounted on the wheel. | 2009-12-03 |
20090297357 | PROPFAN ASSEMBLY - A propfan assembly includes a plurality of blades that each include an internal cavity containing a noise attenuation structure. Acoustic energy is communicated to the internal cavity through a plurality of openings in the blade surfaces. The cavities include features for attenuating noise energy to reduce generation of noise emitted from the propfan assembly. | 2009-12-03 |
20090297358 | MODIFIED BLADE STIFFENER AND FABRICATION METHOD THEREFOR - The disclosure is generally directed to a modified blade stiffener having enhanced mechanical properties. An illustrative embodiment of the modified blade stiffener includes a stiffener-forming material shaped into a pair of coupled blades having first and second ends, a filler cavity provided at the first end of the blades, a blade filler provided in the filler cavity and a pair of blade flanges provided at the second end of the blades. | 2009-12-03 |
20090297359 | High Modulus Metallic Component For High Vibratory Operation - A high modulus component, such as an aircraft engine turbine blade, is formed from a base metal that has a high modulus crystallographic orientation that is aligned with the primary, i.e. radial, direction of the turbine blade. The base metal is Ni, Fe, Ti, Co, Al, Nb, or Mo based alloy. Alignment of a high modulus direction of the base metal with the primary direction provides enhanced high cycle fatigue life. | 2009-12-03 |
20090297360 | Breeze Enhancing Fan Blade Attachment - A ceiling fan blade attachment for enhancing the efficiency of conventional planar ceiling fan blades. A deflection element of the fan blade attachment may improve, add to, and/or replace the functional surface area of a conventional fan blade. The deflection element of the fan blade attachment comprises a positive twist spanning from the proximal end of the ceiling fan blade to either at least the approximate midpoint of the ceiling fan blade or the distal end of the ceiling fan blade. Preferably, the pitch of the fan blade attachment at its proximal end may be between 20 degrees to 35 degrees relative to a horizontal plane and the pitch of the fan blade attachment at its distal end may be between 5 degrees and 16 degrees relative to the horizontal plane. At least one fixation member may provide for securing the deflection element to the ceiling fan blade. | 2009-12-03 |
20090297361 | Minimization of fouling and fluid losses in turbine airfoils - Contaminant build-up and cooling airflow looses are reduced in a turbine airfoil by joining root and airfoil cooling air passages thereof with a transition passage. | 2009-12-03 |
20090297362 | ELECTRICAL SYSTEM FOR A PUMP - In at least some embodiments, an electrical system for a pump includes a power supply and a controller coupled to the power supply, the controller supporting a plurality of pump cycle levels. If a voltage of the power supply drops below a first threshold, the controller automatically causes the pump to operate at a lower pump cycle level | 2009-12-03 |
20090297363 | VARIABLE OUTPUT FLUID PUMP SYSTEM - A variable output pump system is provided, the pump system having a first positive displacement pump; a pump drive operably coupled to the first positive displacement pump, wherein the pump drive operates the first positive displacement pump to have a first output profile during a first operating range and a second output profile during a second operating range, the pump drive having a hydraulic release being configured to decrease the second output profile as a hydraulic pressure increases. | 2009-12-03 |
20090297364 | FUEL PUMP AND METHOD OF MANUFACTURING THE SAME - A fuel pump includes a case member defining a fuel passage and a discharge-side cover connected to the case member and defining an outlet port. A pump section has an inlet port and is connected to the case member. A motor section is housed in the case member for driving the pump section. A positive electrode terminal and a negative electrode terminal are supported by an insulative terminal support member fixed to the discharge-side cover. Base portions of the positive and negative electrode terminals are covered by insulative portions. The insulative portions are fitted in fitting holes of the discharge-side cover. The discharge-side cover has guide portions on its inner surface. The terminal support member has engagement projections on opposite side walls thereof. The engagement projections are guided by the guide portions to restrict the discharge-side cover from rotating with respect to the terminal support member. | 2009-12-03 |
20090297365 | FOOT AIR-EXTRACTING AND INFLATING MACHINE - A foot air-extracting and inflating machine includes a machine body having a support frame provided with a pivot support member for pivotally assembling a pedal having its underside disposed with two push-rod pivot support members. The machine body is installed inside with two pumps respectively provided with a piston having a push rod pivotally combined with the push rod pivot support member of the pedal. Each pump has its lower side juxtaposed with two one-way valves respectively positioned in the two-way direction and having its lower side bored with air holes covered with a valve plate. An air suction tube and an exhaust tube are assembled under each pump, respectively aligned to the one-way valves. An air suction manifold communicates the two air suction tubes and connected with an air suction outer tube, and an exhaust manifold communicates the two exhaust tubes and connected with an exhaust outer tube. | 2009-12-03 |
20090297366 | JET WELL PUMP - An improved jet well pump includes a centrifugal pump assembly that is a stamping-welding one and a jet pump assembly. The centrifugal pump assembly includes a pump body and a pump cover, an impeller and a shaft that are disposed in the pump body, it also includes a motor arranged outside of the pump body. The impeller is installed on the shaft and driven by the motor. The jet pump assembly includes a jet pump body, a nozzle installed in the jet pump body and a throat member disposed on the upper end of the jet pump body. The centrifugal pump assembly and the jet pump assembly are communicated with each other by means of an inlet pipe and a return pipe. The upper ends of the inlet pipe and the return pipe are connected with an inlet and an outlet that are arranged on the axial surface of the pump body respectively, and the lower ends are connected with the throat member and the jet pump body respectively. The well pump not only improves manufactural process by simplifying and compacting structure and is convenient for transportation and use, but also reduces the intensity of labor and the cost, saves materials and has no pollution. | 2009-12-03 |
20090297367 | Ejector and manufacturing method thereof - A housing is configured into a tubular form and receives at least a portion of an ejector functional unit, which includes a nozzle and a body. A housing side opening radially penetrates through an outer peripheral wall surface and an inner peripheral wall surface of the housing and communicates with the fluid suction opening of the body. The housing side opening is adapted to join with a suction opening side external device, through which the fluid is drawn into the fluid suction opening. | 2009-12-03 |
20090297368 | Single Piece Water Over Air Intercooler for a Reciprocating Air Compressor - A water over air intercooler for use in a reciprocating air compressor includes a central core unit having an interior which contains a plurality of air passage tubes, a cooling water inlet and at least one cooling water outlet. A first manifold has at least one air inlet and is in communication with the plurality of air passage tubes so as to receive air from the at least one air inlet and direct the air to the plurality of air passage tubes. A second manifold has an air outlet and is in communication with the plurality of air passage tubes so as to receive air from the plurality of finned air passage tubes and direct the air to the at least one air outlet. The central core unit, the first manifold and the second manifold are integrally connected by welding to form a single piece. | 2009-12-03 |
20090297369 | DOUBLE-HEADED PISTON TYPE COMPRESSOR - A double-headed piston type compressor includes front and rear housings, a cylinder block defining therein a crank chamber and a plurality of cylinder bores and having a shaft hole therethrough, a double-headed piston accommodated in the cylinder bores for reciprocating therein, a rotary shaft rotatably supported by the shaft hole, compression chambers defined by the cylinder bores, a suction chamber defined by the front housing and an introduction passage having a rotary valve for introducing refrigerant from the suction chamber into the compression chambers. The introduction passage includes a communication passage formed in the cylinder block for connecting the suction chamber to the shaft hole, suction passages connecting the shaft hole and the compression chambers and a recessed passage formed in the outer circumferential surface of the rotary shaft for connecting intermittently between the communication passage and the respective suction passages in accordance with the rotation of the rotary shaft. | 2009-12-03 |
20090297370 | COMBINED POWER PACK UNIT - A power pack unit includes a first hydraulic pump including a first pump enclosure accommodating a first pump cartridge. A second hydraulic pump includes a second pump enclosure accommodating a second pump cartridge. A hydraulic fluid reservoir is positioned between the first and second hydraulic pumps. A first end of the reservoir is secured to the first pump enclosure and a second end of the reservoir is secured to the second pump enclosure. The first and second hydraulic pumps and the reservoir can extend along a common axis. First and second motors can be connected to the first and second pumps. The entire structure can extend along a common axis. | 2009-12-03 |