52nd week of 2013 patent applcation highlights part 38 |
Patent application number | Title | Published |
20130343842 | SYSTEM FOR AUTO-EXCHANGING OF ELECTRIC VEHICLE BATTERY - A system for automatically exchanging a battery of an electric vehicle, including a horizontal frame of a predetermined area formed at a location higher than the electric vehicle; a plurality of battery stands formed on a bottom surface of the horizontal frame at a predetermined interval; a pair of fixed guide rails arranged and installed on front and rear sides or left and right sides of the horizontal frame, respectively; a variable guide rail adapted to move horizontally along X-axis or Y-axis along the fixed guide rails; a movable rail adapted to move horizontally along Y-axis or X-axis along the variable guide rail and ascend/descend vertically; and a grasping part installed on a lower end of the movable rail and adapted to pick up a battery of the electric vehicle or a battery seated on the battery stand and exchange each other. | 2013-12-26 |
20130343843 | AUTOMATED STORAGE AND HANDLING SYSTEMS - Automated handling systems move container through storage facilities with transfer elements that move to storage spaces, to an elevator, a margin space, and/or to a loading/unloading point. Different assemblies, arms, and structures are useable in these areas, including multiple arms and assemblies to uniformly and automatically move containers through the several different system parts. Containers may be fully-supported while stationary or moving by the handling systems, and securing structures, drives, and/or sensors are useable with each of the arms, assemblies, and spaces. A universal controller can communicate with and control every element of the systems, permitting coordinated and automated handling of many containers throughout the system. Storage and/or retrieval algorithms for containers may be programmed into the controller to automatically move containers from/to a loading/unloading point to/from a storage space. | 2013-12-26 |
20130343844 | OVERHEAD SUBSTRATE HANDLING AND STORAGE SYSTEM - A material handling system includes an overhead rack defining a plurality of storage positions. The overhead rack defines at least one interior window devoid of storage locations. First and second side rails are disposed above the overhead rack. A first cross rail is movably coupled to the first and second side rails. A first transport vehicle movably is coupled to the first cross rail and operable to descend below the overhead rack through the at least one interior window. | 2013-12-26 |
20130343845 | VERSATILE COLLECTION APPARATUS FOR FRONT LOADING REFUSE VEHICLE - A refuse collection assembly for a refuse collection vehicle mounts to a intermediate container on the refuse collection vehicle. The refuse receptacle collection assembly can grasp a refuse receptacle at curbside, at street side, or forward of the intermediate container in any location over a one hundred eighty degree arc. The collection assembly grasps the receptacle and locates it above the intermediate container and tilts it sufficiently to empty the contents of the receptacle in the intermediate container. The collection assembly then returns the receptacle upright to its previous location or to any location to the right, left or forward of the refuse collection assembly. The refuse receptacle collection assembly includes a rail extending along a wall of the intermediate container, a carriage selectively movable along the rail, and a receptacle engaging assembly supported by the carriage for grasping the refuse receptacle. | 2013-12-26 |
20130343846 | MOTOR VEHICLE WITH AN ADJUSTABLE LOADING PANEL IN A CARGO SPACE - A motor vehicle includes a seat arrangement, a cargo space situated behind the seat arrangement, an adjustable loading panel arranged inside the cargo space, guide rails located in the cargo space for the adjustable, laterally guided accommodation of the adjustable loading panel, and slide or roller bearings for mounting the adjustable loading panel in the guide rails. An actuating handle is mounted in the adjustable loading panel and movable through exposure to a spring action for swiveling an eccentric mounted in the adjustable loading panel out of a position that fixes the adjustable loading panel in place and into a position that releases the adjustable loading panel for adjustment purposes, and for adjusting the adjustable loading panel. | 2013-12-26 |
20130343847 | LOADING APPARATUS AND METHOD OF USING SAME - A loading apparatus for installation on a vehicle receiving hitch can include a hitch attachment and a loading ramp. The loading apparatus can be used to transport vehicles such as all terrain vehicles and riding lawn mowers on the beds of pick-up trucks. The horizontal length and vertical height of the hitch attachment can be adjusted to conform to varying sizes and designs of pick-up trucks and tailgates. | 2013-12-26 |
20130343848 | Self-Contained Truck Bed Conveyor - The invention is directed to a self-contained conveyor belt apparatus that may be removably installed in the bed of a truck or cargo container. A frame is provided containing a belt rotatably wrapped around a plurality of drums, some freely spinning and at least one of which is powered by one or more electric motors. Electric power may be supplied by the truck's electrical systems or by a battery. The frame features a plurality of lockable tension members affixed to its outside edges such that the conveyor may be firmly retained between the walls of the truck's cargo area. A wired or wireless control unit is provided to assist users in moving cargo between the front and rear of the cargo area. | 2013-12-26 |
20130343849 | Method and Apparatus for Lifting and Transporting Exercise Equipment - An apparatus and method for lifting and transporting exercise equipment features use of a winch movably supported on a header spanning between a pair of wheeled side frames for adjustment of the winch position in two dimensions to account for varying center of gravity locations on different pieces of equipment to be lifted. The apparatus is rolled into a position straddling the equipment for lifting of same, at which time supports are laid across the space between the side frames for lowering of the equipment onto the supports for stable seated transport of the equipment on the supports by rolling of the wheeled apparatus. A single service technician can easily and safely remove a piece of equipment from the exercise floor to avoid disruption or hazard to gym members. | 2013-12-26 |
20130343850 | UNLOADING AND LOADING CRANE ARRANGEMENT, CONTAINER TERMINAL AND METHOD FOR UNLOADING AND LOADING A SHIP - The invention provides an unloading and loading crane arrangement comprising:
| 2013-12-26 |
20130343851 | FLUID DELIVERY SYSTEM AND LIFT FOR USE IN CONJUNCTION THEREWITH - A fluid delivery system includes a laboratory instrument that operates using fluid retained in one or more containers. The containers are supported on a motor-driven lift that is configured to transport the containers between a lowered position suitable for handling and an elevated position suitable for the delivery of fluid to the instrument by gravity. The lift includes a bench-mountable base, a tubular column extending upward from the base, an elongated lead screw extending longitudinally through the column, a drive mechanism for rotatably driving the lead screw, a carriage slidably mounted over the tubular column and mechanically coupled to the lead screw, a platform removably coupled to the carriage for supporting the containers, and a control system for regulating operation of the drive mechanism. During operation, a slot provided in the column restricts travel of the platform along a predefined path that is linear in part and helical in part. | 2013-12-26 |
20130343852 | Trash Rake Attachment for Front End Loaders - A tractor having a front end loader has a bucket with tines attached to the underside of the bucket. The front end loader is used to raise/lower and tilt the bucket in a conventional fashion in order to position the tines where they can gather trash by driving the tractor forwardly towards the trash. The trash can be picked up by first tipping the front end of the bucket up, which tips the bottom of the tines up as well. Secondly, the bucket, tines and trash can then be lifted using the front end loader. Thirdly, the tractor can then be driven to a place where the trash is to be dumped and fourthly, the bucket can be tipped so the front end of the bucket and thereby the bottom of the tines are tipped backwardly and upwardly to cause the trash to fall out of the tines. | 2013-12-26 |
20130343853 | CONSTRUCTION MACHINE - On a rear part side of a revolving frame ( | 2013-12-26 |
20130343854 | ARM FOR CONSTRUCTION MACHINE | 2013-12-26 |
20130343855 | DISC DEVICE - The disc device includes a picker which conveys, in a horizontal direction, a magazine tray in which a plurality of discs are stored, a lifter which pushes out the plurality of discs from the magazine tray, and a carrier which shifts in a vertical direction, which retains in a stacked manner the plurality of discs pushed out by the lifter, and which supplies the discs to a plurality of disc drives, respectively. The lifter is flexibly mounted such that the lifter shifts relative to the picker in the horizontal direction. | 2013-12-26 |
20130343856 | CARD ELEVATING/LOWERING DEVICE, CARD CARRYING-OUT/CARRYING-IN DEVICE AND CARD ISSUING/COLLECTING APPARATUS - Provided is a card raising/lowering device capable of appropriately raising and lowering cards by a simple configuration. In concrete, a card raising/lowering device ( | 2013-12-26 |
20130343857 | Conveyer Magazine-type Empty Bag Supplying Apparatus - A conveyer magazine-type empty bag supplying apparatus including an empty bag separator for separating the topmost empty bag from a set of empty bags and feeding it forward, a positioning stopper for the front end of the fed-out empty bag coming into touch therewith, ratchet wheels coming into contact with the empty bag fed by the empty bag separator and feeding the bag forward, causing the bag to come into touch with the positioning stopper, and an empty bag suction members for adhering to and picking up the bag positioned by the positioning stopper. The ratchet wheels are provided on pivoting arms so as to be oscillatingly moved between its delivery position and its retracted position. The delivery position is between the positioning stopper and the empty bag suction members and the retracted position is on the front side which is beyond the stop surface of the positioning stopper. | 2013-12-26 |
20130343858 | Method of deploying a mobile rig system - A method for deploying a mobile rig system to a well site. A control van is transported to the well site for controlling drilling operations. A rig carrier is utilized to transport the mast assembly and position the mast adjacent a wellhead. The mast assembly is raised to an upright position and is remotely operable from the control van. A skid mounted pipe moving member is transported to the well site and positioned on an opposite end of the wellhead from the mast assembly. The pipe moving member is remotely operable from the control van. The skid is interconnected to the rig carrier for maintaining a fixed distance between the mast assembly and the pipe moving member. A carrier support member is fastened at the interconnection point and extended outwards to stabilize the mast assembly. Hydraulic actuators are utilized to level the mast assembly with a ground surface. In one embodiment, a pipe tub stores pipe and a pipe tub transfer system is operable for moving pipe from the pipe tub to the pipe moving member and for moving pipe from the pipe moving member to the pipe tub. | 2013-12-26 |
20130343859 | METHOD, TRAY AND APPARATUS FOR HANDLING SYRINGES - A tray is provided for receiving a plurality of pre-filled syringes each having a tubular body defining an outer surface and a chamber having an open first end sealed with a plug and an open opposite second end configured to establish fluid communication with a hypodermic needle, wherein a flange extends from the tubular body at the first end. The tray includes a plate defining a plurality of through-going ridges and a plurality of through-going grooves parallel to the ridges, wherein the ridges are interconnected with the grooves. A multitude of open apertures is defined at the ridges, wherein the apertures are configured for (a) receiving the flange of a syringe received between two adjacent ridges, and (b) permitting the passage of a gas through the plate to contact the outer surface of the syringe. | 2013-12-26 |
20130343860 | Container Auto-Lock System - A container according the present application includes a container auto-lock system. The container auto-lock system is integrated into the outboard apertures of the lower castings of a domestic sized container. The container auto-lock system includes a locking mechanism which is configured to recess when the container is lowered onto a surface lacking an acceptable receiving aperture. The locking mechanism is also configured to automatically lock when placed on top of a domestic sized container. The container auto-lock system is configured to be compatible with international sized container by allowing the inboard apertures on each lower casting to be available for attaching the domestic container on top of an international container with a conventional locking device. | 2013-12-26 |
20130343861 | Collapsible dolly for use with a truss - A foldable dolly for use with a truss. The dolly is also extendable. | 2013-12-26 |
20130343862 | SYSTEM AND METHOD FOR EXTRICATING A VICTIM - A system is provided for extricating a patient from a position from which extrication is desired. The system includes a first hoist unit, a second hoist unit, a patient lifting pad and a portable lift stand. | 2013-12-26 |
20130343863 | MULTIFUNCTIONAL TRUCK TAILGATE LADDER - An automotive ladder and mounting assembly for use to access automotive compartments such as a truck bed or a horizontal deck is disclosed. The ladder can have a variety of features including extendable legs or wheels and a dolly platform for transporting items and may be detachable from the automobiles for use as a ladder or hand truck. | 2013-12-26 |
20130343864 | TURBOMACHINE FLOW STABILITY ENHANCEMENT DEVICE CONTROL - An example method of controlling a flow enhancement device includes providing a flow enhancement device that is configured stabilize a flow of air near a nacelle. The flow enhancement device has a first setting and a second setting that provides more stabilization than the first setting. The method includes monitoring parameters of a turbomachine to determine the stability of the flow of air near the nacelle. The method also adjusts the flow enhancement device between the first setting and the second setting based on the monitoring. | 2013-12-26 |
20130343865 | Blower Housing - A blower housing has a discharge direction, an axis of rotation, a polar axis that intersects the axis of rotation and is substantially perpendicular to the discharge direction, and an angular sweep of increasing fluid flow area. The fluid flow area, A, increases with increasing angular magnitude, Φ, as a function comprising at least a functional component that is at least one of (1) equal to, (2) substantially mathematically reducible to, and (3) substantially mathematically analogous to the equation, | 2013-12-26 |
20130343866 | PRE-TURBINE ENGINE CASE VARIABLE AREA MIXING PLANE - A device for use with a gas turbine engine having an augmentor downstream includes a variable area mixing plane upstream of the turbine exhaust case for receiving core stream flow and fan stream flow. A swirl vane induces swirl in the fan stream flow and directs that stream flow to a mixing cavity to mix with the core stream and flow to the turbine exhaust case. A splitter proximate the swirl inducing vane diverts fan stream flow to an exhaust line to cool the fan case during operation of the augmentor. | 2013-12-26 |
20130343867 | GAS TURBINE ENGINE WITH REVERSE-FLOW CORE HAVING A BYPASS FLOW SPLITTER - A gas turbine engine includes a bypass flow path. A core flow path has a reverse duct configured to reverse a direction of core flow. The core flow path includes an exhaust duct in fluid communication with the bypass flow path and is configured to introduce core exhaust flow in the core flow path back into the bypass flow path. A splitter is arranged in the bypass flow path and adjoins the exhaust duct. | 2013-12-26 |
20130343868 | Systems and Methods to Control Flow in a Rotor Wheel - Embodiments of the present application include a gas turbine system. The system may include a rotor wheel and one or more impeller vanes radially disposed on the rotor wheel. The system may also include one or more fluid passages defined by adjacent impeller vanes. The one or more fluid passages may be radially disposed across the rotor wheel. Moreover, the system may include one or more shape memory alloy valves disposed within each of the fluid passages. The one or more shape memory alloy valves may be configured to change shape to control a flow of fluid through the fluid passages. | 2013-12-26 |
20130343869 | HYDROELECTRIC TURBINE RECOVERY SYSTEM AND A METHOD THEREFOR - The present invention relates to a hydroelectric turbine recovery system, and in particular a system which significantly reduces the complexity of recovering a base mounted hydroelectric turbine from a deployment site on the seabed by providing a frame having an open mouth which can be advanced around the turbine before the frame is fully lowered into locking engagement with the base, thereby allowing the base, with the turbine thereon, to be recovered from the seabed. | 2013-12-26 |
20130343870 | WASTE WATER ELECTRICAL POWER GENERATING SYSTEM - An electrical power generating system is connected to a sewer for conveying waste water to a sanitary treatment station. Waste water is propelled through the sewer line by pumping equipment which simultaneously pulverizes most large objects carried by the waste water. The waste water drives one or more water-operated turbines. The turbines are operatively connected to electrical power generators for producing electrical power and dispersing the power through an electrical power transmission system. | 2013-12-26 |
20130343871 | SERIES FAN ASSEMBLY STRUCTURE - A series fan assembly structure includes a first fan frame and a second fan frame. The first fan frame has a first latch section, a second latch section, a first engagement recess, a second engagement recess, a first retainer section and a second retainer section. The second fan frame has a third latch section, a fourth latch section, a third engagement recess, a fourth engagement recess, a third retainer section and a fourth retainer section. The first and second engagement recesses are respectively connected with the third and fourth latch sections, the first and second latch sections are respectively connected with the third and fourth engagement recesses and the first and second retainer sections are respectively connected with the third and fourth retainer sections. Accordingly, the first and second fan frames can be quickly assembled and securely connected in both axial direction and radial direction. | 2013-12-26 |
20130343872 | COOLED COMPONENT FOR THE TURBINE OF A GAS TURBINE ENGINE - A component for the turbine of a gas turbine engine is provided. The component two facing walls interconnected by one or more generally elongate divider members to partially define side-by-side, generally elongate, cooling fluid passage portions which form a multi-pass cooling passage within the component. The passage portions are connected in series fluid flow relationship by respective bends formed by joined ends of neighbouring of the passage portions. The component further includes one or more core tie linking passages formed in the divider members. One or more differential pressure reducing arrangements are formed in the multi-pass cooling passage adjacent respective of the core tie linking passages. | 2013-12-26 |
20130343873 | TURBINE ENGINE VARIABLE AREA VANE - A turbine engine stator vane is provided that rotates about an axis, and includes an airfoil, a flange and a shaft. The airfoil extends axially between a first airfoil end and a second airfoil end. The airfoil includes a concave side surface, a convex side surface and a cavity. The concave and the convex side surfaces extend between an airfoil leading edge and an airfoil trailing edge. The cavity extends axially into the airfoil from a cavity inlet in an end surface at the second airfoil end. The flange is connected to the second airfoil end. The flange extends circumferentially around at least a portion of the cavity inlet, and radially away from the concave and the convex side surfaces to a distal flange edge. The shaft extends along the axis, and is connected to the second airfoil end. | 2013-12-26 |
20130343874 | Advection Fan and A Fan Frame Thereof - An advection fan includes a fan frame, an impeller and a cover plate. The fan frame has a bottom plate and a lateral wall. A shaft seat is arranged on the bottom plate. The lateral wall surrounds the shaft seat and has an inner peripheral face. The lateral wall includes first and second air-guiding portions. An air inlet and an air outlet are formed between the first and second air-guiding portions. The first air-guiding portion includes a first guiding face intersecting the inner peripheral face by a first included angle, which is smaller than 180 degrees. The second air-guiding portion includes a second guiding face. A distance between the first and second guiding faces is gradually reduced from the air inlet towards the center of the fan frame. The impeller is rotatably coupled with the shaft seat. The cover plate is coupled with the lateral wall. | 2013-12-26 |
20130343875 | System for Cooling a Hyperbaric Chamber - A system for cooling a hyperbaric chamber includes a compressor, a first hose, a cooling unit, a second hose, and a hyperbaric chamber. The first hose fluidly connects the compressor to the cooling unit, and the second hose fluidly connects the cooling units to the hyperbaric chamber. Compressed air from the compressor travels through a first pressure relief fitting and a second pressure relief fitting, where the compressed air is depressurized according to the system requirements. During the depressurization, the compressed air cools down because of the depressurization and creates a comfortable environment within the hyperbaric chamber. | 2013-12-26 |
20130343876 | SPHERICAL-LINK END DAMPER SYSTEM WITH NEAR CONSTANT ENGAGEMENT - A link includes a link body with two ends, a ring bore with a ring bore axis and a bearing, a mount bore with a mount bore axis and a bearing. The link also has an end curvature at the end having the ring bore wherein the curvature axis is substantially perpendicular to the ring bore axis. | 2013-12-26 |
20130343877 | REGULATABLE COOLANT PUMP - The invention relates to a regulatable coolant pump for a cooling circuit of an internal combustion engine, comprising a hollow bearing shaft ( | 2013-12-26 |
20130343878 | TURBINE ENGINE VARIABLE AREA VANE WITH FEATHER SEAL - An apparatus for sealing a gap between a stator vane platform including a seal slot, and a rotatable stator vane including a shaft connected to a vane end. The apparatus includes a substantially flat, semi-annular seal body, a first tab and a second tab. The seal body extends circumferentially between a first body end and a second body end, and radially between a radial inner body side and a radial outer body side. The inner body side wraps partially around the shaft, and the outer body side mates with the seal slot. The first tab extends axially from the first body end, and the second tab extends axially from the second body end. The first tab and the second tab engage the vane end and cause the seal body to move within the seal slot during rotation of the stator vane. | 2013-12-26 |
20130343879 | TURBINE COMPRISING A SEALING DEVICE BETWEEN THE STATOR BLADE CARRIER AND THE HOUSING - The invention relates to a turbine of a power plant, having a stator, which has a housing and in the housing at least one stator blade carrier comprising stator blades. A rotor is provided which has a rotor shaft having rotor blades. At least one sealing device is provided which axially seals the respective stator blade carrier with respect to the housing and separates two regions having different pressures from one another. Improved sealing action is achieved in that the sealing device includes an axially acting primary sealing ring extending in the circumferential direction, and an axially acting additional sealing ring extending in the circumferential direction. The primary sealing ring facing the region has the lower pressure. The additional sealing ring facing the region has the higher pressure. The primary sealing ring is attached axially rigidly on the stator blade carrier. The additional sealing ring is attached axially movably, wherein the additional sealing ring is tensioned axially in the direction of the region having the higher pressure by means of at least one spring element. | 2013-12-26 |
20130343880 | TURBINE END INTAKE STRUCTURE FOR TURBOCHARGER, AND TURBOCHARGER COMPRISING THE SAME - A turbine end intake structure for a turbocharger includes a turbine housing, a turbine having multiple blades and located in a turbine shell, and thermal insulation located between the turbine end of the turbocharger and another part. A flow-guiding channel for engine exhaust gases is provided on the turbine housing in communication with the interior of the turbine housing. An inner surface of the turbine housing matching peripheral edges of the blades is a cylindrical surface coaxial with the turbine, while the shape of the peripheral edges of the blades follows the cylindrical surface. Angle-cut portions are provided on the blades at positions corresponding to an intake port of the flow-guiding channel. The thermal insulation has an outwardly extending flow-guiding part, and a flow-guiding path for engine exhaust gases formed by the flow-guiding channel and the flow-guiding part is perpendicular to the angle-cut portions of the blades. | 2013-12-26 |
20130343881 | TURBINE HOUSING OF AN EXHAUST TURBOCHARGER - A turbine housing of the exhaust turbocharger, having an inlet, which is adjoined by a spiral; having an outlet; and having a coolant arrangement; wherein the coolant arrangement has a plurality of coolant ducts, which branch off from an inlet duct section and open into an outlet duct section. | 2013-12-26 |
20130343882 | PUMP - An impeller radial pump includes a pump chamber with a central suction and with a pump chamber outlet, wherein an impeller is provided in the pump chamber. Radially outside of the impeller, a circular ring shaped and circumferential pump chamber ring section is provided as a part of the pump chamber, wherein the pump chamber ring section essentially has an extension along the axial direction of the pump from the impeller against the suction direction. The pump chamber ring section has a varying width and is configured to be narrower in a compression region in the circulation direction. | 2013-12-26 |
20130343883 | TWO-PIECE DUCT ASSEMBLY - A duct assembly for venting flow from an internal portion of a gas turbine engine, has a first piece having a first duct portion extending therethrough, the first piece configured to withstanding backbone loads of the engine, the first piece having a first portion of a duct passing therethrough, and a second piece, the second piece having a second portion of the duct passing therethrough, the second portion and the first portion aligning, the second piece constructed of a lighter material than the first piece. | 2013-12-26 |
20130343884 | Impeller of Cooling Fan - An impeller of a cooling fan includes a metal base, a shaft and a plurality of plastic blades. The metal base includes a shaft-coupling portion, a first assembling portion apart from the shaft-coupling portion, and a flat portion between the shaft-coupling portion and the first assembling portion, wherein the flat portion oppositely has a first flat surface and a second flat surface, and a permanent magnet is mounted on the first flat surface. The shaft has a fixing end coupled with the shaft-coupling portion of the metal base. Each of the plastic blades has a second assembling portion coupled with the first assembling portion of the metal base. | 2013-12-26 |
20130343885 | SCROLL STRUCTURE OF CENTRIFUGAL COMPRESSOR - An axial cross-sectional shape of a scroll flow path | 2013-12-26 |
20130343886 | TURBOCHARGER COMPRESSOR NOISE REDUCTION SYSTEM AND METHOD - A turbocharger and a method are disclosed. The turbocharger includes a casing having an inlet end and an outlet end. A flow passage within the casing may have a substantially continuous inner surface and may be configured to pass inlet air from the inlet end to the outlet end. A compressor wheel may be located in the casing and may have at least one main blade and may be configured to rotate within the casing to compress the inlet air. A flow disrupting feature on the casing may be configured to disrupt the continuity of the inner surface and may be located at a leading edge of the at least one main blade. The flow disrupting feature may be closed to upstream communication with the flow passage except via the flow passage. | 2013-12-26 |
20130343887 | Variable Speed Friction Wheel Drive Train for Wind Turbines - A variable speed ratio speed increaser drive train for a wind turbine is disclosed. The drive train may include at least one drive wheel adapted to receive mechanical energy from a main shaft of the wind turbine and capable of rotating at a variable input rotational speed and at least one driven wheel in at least indirect contact with the at least one drive wheel, the at least one driven wheel capable of at least indirectly translating against the at least one drive wheel to vary a speed ratio of the drive train to provide a constant output rotational speed. | 2013-12-26 |
20130343888 | WIND TURBINE AND A METHOD OF OPERATING A WIND TURBINE - The invention provides a wind turbine comprising a rotatable drive train including at least one bearing ( | 2013-12-26 |
20130343889 | Friction Wheel Drive Train for a Wind Turbine - A constant speed ratio speed increaser friction wheel drive train for a wind turbine is disclosed. The drive train may include at least one drive wheel adapted to receive mechanical energy from a main shaft of a wind turbine and capable of rotating at an input rotational speed, the at least one drive wheel constructed of a plurality of drive wheel segments and at least one driven wheel in contact with and rotating against a surface of the at least one drive wheel at an output rotational speed, the output rotational speed varying with the input rotational speed. | 2013-12-26 |
20130343890 | VERTICAL AXIS TURBINE - A vertical axis turbine and method of making same is disclosed. The device and method comprise a plurality of blades rotatably disposed around an axis of rotation at a plurality of blade locations, each blade being twisted at a first angle about its longitudinal axis, each blade having its distal ends located a predetermined distance from the axis of rotation, each blade being bent at one or more central locations along the longitudinal axis so the one or more central locations are the same predetermined distance from the axis of rotation as the distal ends, each blade having a foil cross section perpendicular to the axis of rotation for maintaining unidirectional rotation of that blade about the axis of rotation in a fluid flow, and each blade having its longitudinal axis tilted at a second angle with respect to the axis of rotation. | 2013-12-26 |
20130343891 | SPIRAL SCREW FLUID TURBINE HAVING AXIAL VOID - A spiral turbine includes an axle configured to rotate and one or more spiral blades coupled to the axle by one or more support connections. Each spiral blade is formed around and outside of a conical inner space which is coaxial with the axle. | 2013-12-26 |
20130343892 | PROPFAN ENGINE - The present disclosure relates to a propfan engine comprising: one or more rotor stages comprising a plurality of rotors; and an outer wall comprising an outer profile, at least a portion of the outer profile defining a substantially circular cross-section, wherein the diameter of the substantially circular cross-section increases in the direction of flow over the outer wall and downstream of a leading edge of the rotors, and the diameter increases at substantially all points defining the circumference of the substantially circular cross-section. | 2013-12-26 |
20130343893 | TURBINE ROTOR AND PRODUCTION METHOD THEREOF - A turbine rotor related to the present invention includes a first member, and a second member joined to the first member, wherein the first and the second members are extended in an axial direction of the turbine rotor, a groove portion for welding is formed at a border between the first and the second members and penetrates the bottom portion of the groove portion, and a gas-introducing hole for introducing inert gas inside the turbine rotor is covered by welding. | 2013-12-26 |
20130343894 | Turbine wheel in a turbine engine - The invention relates to a turbine wheel in a turbine engine, the wheel comprising a disk having a plurality of blades with roots that are axially engaged and radially retained in longitudinal slots in the outer periphery of the disk, the blades having platforms that extend circumferentially end to end and that are radially facing longitudinal teeth of the disk that define the slots. Protection members for protecting the flanks of the slots and made out of sheet metal are mounted on the teeth of the disk and held thereon by co-operating shapes, the protection members including means for bearing radially against the platforms of the blades in order to oppose circumferential tilting of the blades, and they also include means for at least partially closing the radial gaps between the teeth and the platforms of the blades. | 2013-12-26 |
20130343895 | SYSTEM HAVING BLADE SEGMENT WITH CURVED MOUNTING GEOMETRY - Embodiments of the present disclosure include a system having a blade segment having a blade and a mounting segment coupled to the blade. Additionally, the mounting segment includes a first contact face and a second contact face, wherein the first and second contact face are concave with respect to a longitudinal axis of the blade segment. To reduce stresses within the mounting segment, the mounting segment further includes a lower face coupling the first contact face and the second contact face, wherein the lower face is convex across the longitudinal axis of the blade segment. | 2013-12-26 |
20130343896 | CATCHER RING ARRANGEMENT - This invention relates to a blade assembly comprising: a hub which is rotatable about an axis; at least one blade having an aerofoil portion and a root, wherein the root is coupled to the hub using a primary retention device which prevents radial separation of the root and hub in normal use; and, a secondary retention device which comprises an annular catcher having a restriction through which the root portion cannot radially pass, the restriction being located radially outwardly and radially spaced from the root part during use. | 2013-12-26 |
20130343897 | Helix Type Vertical Axis Turbine Blades and Method for Continuously Making Same - A sheet metal blank is formed into a helical turbine blade by stretching an outer portion of the blank by creating indents and detents thereon. Then the stretched side is flattened and the stretched structure is formed into a helical shape. | 2013-12-26 |
20130343898 | PROPELLER BLADE WITH CARBON FOAM SPAR CORE - According to one embodiment, a propeller blade includes a carbon foam core and a structural layer that surrounds at least a portion of the carbon foam core. | 2013-12-26 |
20130343899 | Turbine Rotor, Manufacturing Method Thereof and Steam Turbine Using Turbine Rotor - A turbine rotor includes a high- and low-temperature side rotor base materials. The high- and low-temperature materials include concavities and grooves. The turbine rotor has an enclosed space formed by the concavity of the high- and low-temperature materials being disposed opposingly, and a gap formed by the grooves of the high- and low-temperature materials being disposed opposingly. The turbine rotor contains a buildup welding section formed between the high- and low-temperature materials, which has the same composition as that of the high- or low-temperature material, and has a penetration bead on the enclosed space side, and the gap contains a weld metal filled therein. Thus, a stable penetration bead can be formed in a dissimilar material welded rotor combining two kinds of alloy materials with different thermal properties, and then generation of a non-welded portion of a butting section that becomes a start point of fracture can be suppressed. | 2013-12-26 |
20130343900 | PROCESS FOR PRODUCING A RUN-IN COATING - Disclosed is a process for producing a run-in coating ( | 2013-12-26 |
20130343901 | REPAIR METHOD AND REPAIRED ARTICLE - A repaired article includes a body extending between a first side and a second side. The body has a repair section with an associated thickness between the first side and the second side. The repair section includes regions of plastic deformation distributed through the thickness. A gas turbine engine including the body is also disclosed. | 2013-12-26 |
20130343902 | GAS TURBINE CONICAL FLANGE BOLTED JOINT - A bolted flange assembly for securing rotating components in a gas turbine. The bolted flange assembly includes two rotating wheels, each wheel having at least one arm extending towards a spacer positioned partially between the two rotating wheels, wherein each arm has a flange surface facing the spacer. Either each flange surface or a surface of the spacer is conical, i.e., non-perpendicular to a centerline of the gas turbine, such that in an unconstrained state, a heel end of each flange surface is closer to the spacer than a toe end of each flange surface; and a bolt extending through the arm of each rotating wheel and the spacer. | 2013-12-26 |
20130343903 | FAN ROTOR PROTECTION STRUCTURE - A fan rotor protection structure includes a fan wheel and an annular member. The fan wheel has a hub and a plurality of blades. The hub has a top portion and a side wall portion, which together define a receiving space in the hub. The annular member has one side aligned with and connected to an end surface of the side wall portion opposite to the top portion, and defines an opening communicable with the receiving space in the hub. With the annular member, foreign matters are stopped from entering into and accumulating in the fan rotor, enabling largely increased fan service life and more stable flow field around the fan. | 2013-12-26 |
20130343904 | ROTARY DEGASSERS AND COMPONENTS THEREFOR - Disclosed are degassers, couplings, impeller shafts and impellers for use in molten metal. One such coupling transfers gas into an impeller shaft, the coupling having a smooth, tapered internal surface to align with a corresponding surface on the impeller shaft and help prevent gas leakage and to assist in preventing damage to the impeller shaft. Improved impellers for shearing and mixing gas are also disclosed, as is a degasser including one or more of these components. | 2013-12-26 |
20130343905 | PUMP MOTOR CONTROL ASSEMBLY - A pump motor assembly operable to provide driving power to a fluid pump includes a rotor, a stator, a case housing the rotor and the stator, and a control assembly mounted to the case and operable to control motor operation. The control assembly includes an information display and a cover overlying the display, with a window section in general alignment with the display. The control assembly also includes a filler plate underlying the window section to prevent any air gap along an underside thereof, allowing the display to be visible while reducing the risk of condensation buildup. The control assembly further includes a low voltage housing with the display disposed in a first compartment defined thereby, and a high voltage housing with a high voltage component disposed in a second compartment defined thereby. The low voltage housing includes a thermal and fluid barrier that substantially fluidly separates the first and second compartments to reduce the risk of liquid electrical conduction therebetween and to reduce heat transfer into the low voltage housing. | 2013-12-26 |
20130343906 | STARTER SYSTEM FOR AN ENGINE - A pressure washer includes an engine, a water pump driven by the engine, a starter motor coupled to the engine to start the engine, an energy storage device electrically coupled to the starter motor, a spray device including an activation device for starting and stopping a flow of water from the spray device, a pressure sensor, and a flow sensor. The water pump has a low pressure side and a high pressure side. The high pressure side provides pressurized water. The pressure sensor is located at the low pressure side and is configured to indicate a water pressure relative to a threshold pressure. The flow sensor is located at the low pressure side and is configured to indicate a water flow relative to a threshold flow. With the engine off, the starter motor starts the engine when the pressure sensor indicates the water pressure is above the threshold pressure and the flow sensor indicates the water flow is above the threshold flow. | 2013-12-26 |
20130343907 | PUMP USING MULTI VOLTAGE ELECTRONICS WITH RUN DRY AND OVER CURRENT PROTECTION - A pump has a signal processor, including one forming part of a printed circuit board assembly, that receives signaling containing information about a voltage supplied to a motor to run a particular pump model, and also containing information about whether a current draw of the pump is lower than a predetermined low current level or is higher than a predetermined high current level; and determines whether to shut off the pump after a predetermined time, based on the signaling received. The signal processor provides control signalling to shut off the pump after the predetermined time if the current draw of the pump is lower than the predetermined low current level or is higher than the predetermined high current level, where the predetermined low current level and the predetermined high current level depend on the voltage being supplied to the motor to run the particular pump model. | 2013-12-26 |
20130343908 | Clutch Compressor and Power Steering Pump Arrangement, and Method for Controlling the Same - A vehicle has a drive shaft which transmits torque onto a first drive, a clutch compressor, and a power steering pump. The power steering pump is driven by an output shaft which transmits torque from the first drive onto the power steering pump. A method is provided for controlling the power steering pump and the clutch compressor in the vehicle. An additional output shaft is provided for driving the clutch compressor. The additional output shaft is arranged on a second drive onto which torque is transmitted by the drive shaft which is driven by the engine. The additional output shaft transmits torque from the second drive onto the clutch compressor. | 2013-12-26 |
20130343909 | LIQUID FEED PUMP AND FLOW CONTROL DEVICE - A liquid feed pump includes a pump housing, a diaphragm forming a pump chamber together with the recessed portion surface and partitioning the pump chamber from the hole, a reciprocating member reciprocatably inserted into the hole and reciprocating to press the diaphragm to deform, a driving member displacing the reciprocating member periodically in a direction of reciprocation, a seal portion sandwiching the diaphragm to seal the diaphragm in a position around an outer peripheral side of the recessed portion surface, a diaphragm receiving surface provided between the seal portion and the opening portion, and its contact area contacting the diaphragm decreases in response to an increase in the displacement of the reciprocating member to the recessed portion surface side and increases in response to an increase in the internal pressure of the pump chamber. | 2013-12-26 |
20130343910 | Methods and Systems for Monitoring a Power Supply for a Fire Pump Motor - Methods and systems for operating a fire pump controller are provided. An example method includes causing a power supply coupled to a an electric motor-driven water pump through a fire pump controller in a fire protection system to provide power to the water pump, and monitoring the performance of the power supply during the motor starting period by measuring the voltage and/or current of its output under motor load conditions. The method may also include providing visual indications, such as traces or starting signatures of motor power supply voltages and/or currents during the motor starting period for the purposes of observation and troubleshooting motor power supply and power train performance problems. | 2013-12-26 |
20130343911 | Dual Redundancy in Fire Pump Controllers - Example devices, systems, and methods disclosed herein relate to controlling operation of a fire pump or jockey pump of a fire pump system. An example fire pump control system may comprise a jockey pump controller configured to control operation of a jockey pump and a fire pump controller configured to control operation of a fire pump. The jockey pump controller may be configured to determine a first pressure value based on an output of a jockey pump pressure sensor. The fire pump controller may be configured to receive the first pressure value from the jockey pump controller. The fire pump controller may also be configured to determine a second pressure value based on an output of a fire pump pressure sensor and select a predetermined action based on a comparison of the first pressure value and the second pressure value. Additional example devices, systems, and methods are described herein. | 2013-12-26 |
20130343912 | VACUUM PUMP, VACUUM EXHAUST DEVICE, AND METHOD OF OPERATING VACUUM PUMP - [Object] To provide a vacuum pump, a vacuum exhaust device, and a method of operating a vacuum pump that are capable of achieving a stable exhausting operation without causing a step-out. | 2013-12-26 |
20130343913 | DIAPHRAGM PUMP - An apparatus that includes a chamber. The chamber includes an inlet via which process fluid enters the chamber and an outlet via which the process fluid exits the chamber. A diaphragm is fixed in position in the chamber at a periphery of the diaphragm. The diaphragm includes a magnetic fluid therein. | 2013-12-26 |
20130343914 | VARIABLE RADIAL FLUID DEVICE WITH DIFFERENTIAL PISTON CONTROL - According to one embodiment, a radial fluid device comprises a cylinder block, a first plurality of pistons including a first piston, and a second plurality of pistons including a second piston. Each of the first plurality of pistons are slidably received within a different one of a first plurality of radially extending cylinders. Each of the second plurality of pistons are slidably received within a different one of a second plurality of radially extending cylinders. The second piston is configurable to begin its stroke at a different time relative to the first piston within the first cylinder pair. | 2013-12-26 |
20130343915 | VARIABLE RADIAL FLUID DEVICE WITH COUNTERACTING CAMS - According to one embodiment, a radial fluid device comprises a cylinder block, a first plurality of pistons, a second plurality of pistons, a first cam, a second cam, and a cam rotation device. Each of the first plurality of pistons are slidably received within a different one of a first plurality of radially extending cylinders. Each of the second plurality of pistons are slidably received within a different one of a second plurality of radially extending cylinders. The first cam is disposed about the first plurality of radially extending cylinders. The second cam is disposed about the second plurality of radially extending cylinders. The cam rotation device is coupled to the first cam and the second cam. The cam rotation device is operable to rotate the first cam in a first direction and the second cam in a second direction. | 2013-12-26 |
20130343916 | Systems and Methods for Speed Control of an Air Mover - In accordance with embodiments of the present disclosure, a system may include a rotational component for moving air, a speed sensor, an electrical draw sensor, and a controller. The speed sensor may configured to determine a speed of the rotational component. The electrical draw sensor may be configured to determine an electrical draw of the air mover. The controller may be communicatively coupled to the rotational component, the speed sensor, and the electrical draw sensor, and may be configured to control the speed of the rotational component based on the speed and the electrical draw. | 2013-12-26 |
20130343917 | VALVE, PUMP SYSTEM AND METHOD FOR OPERATION OF A PUMP SYSTEM - A valve for the control of a fluid flow, with a connection block ( | 2013-12-26 |
20130343918 | HYDRAULIC PUMP WITH SOLID-STATE ACTUATOR - A hydraulic pump includes a port and a piston assembly fluidically coupled to the port. The piston assembly includes a piston and a solid-state actuator, where a shape change of the solid-state actuator is induced when a field is applied to the solid-state actuator, and where alternating shape changes of the solid-state actuator provide reciprocating movement to the piston. | 2013-12-26 |
20130343919 | JET PUMP APPARATUS - A jet pump apparatus for mixing a higher pressure gas and a lower pressure gas, includes an inlet section, an outlet section, a diffuser section and a mixing section. Inlet section includes a higher pressure inlet and a lower pressure inlet. Mixing section includes a plurality of separated mixing chambers. The diffuser section includes diffusers for receiving mixed gases from the mixing chambers. The outlet section receives mixed gases from the diffuser section and conveys those gases to an outlet. The inlet section includes a higher pressure inlet which receives higher pressure gas, and a lower pressure gas inlet which receives lower pressure gas. Each of the mixing chambers has a primary nozzle for introducing primarily higher pressure gas from to a respective mixing chamber, and a secondary inlet for introducing primarily lower pressure gas to each of the mixing chambers. | 2013-12-26 |
20130343920 | VARIABLE DISPLACEMENT SWASH PLATE TYPE COMPRESSOR - Provided is a variable displacement swash plate type compressor including: a lug plate fixed to a driving shaft; and a swash plate combined to the lug plate and whose tilt angle is varied according to rotatory motion, wherein the lug plate includes a protruding portion protruding towards the swash plate, and a rotatory power projection transmitting power for rotating the swash plate is formed at a leading end of the protruding portion through the swash plate. Accordingly, a varying operation between a maximum tilt angle and a minimum tilt angle of the swash plate and a rotatory power transmitting operation for rotating the swash plate are performed at different locations, thereby simultaneously improving the varying operation and the rotatory power transmitting operation of the swash plate. | 2013-12-26 |
20130343921 | PRESSURE-REGULATING RECIPROCATING-PISTON PUMP HAVING A MAGNET DRIVE - The invention relates to a reciprocating piston pump having a magnet drive and a first displacement chamber and a second displacement chamber, which are separated from each other by a piston , wherein both displacement chambers are connected to each other by a fluid-conducting channel. An overflow valve is arranged in the channel and allows a preferred flow from the first displacement chamber to the second displacement chamber, wherein an additional return valve is arranged either in a transition region between an inlet and the first displacement chamber or in a transition region between the second displacement chamber and an outlet, an armature of the magnet drive being firmly connected to the piston. | 2013-12-26 |
20130343922 | SWASH-PLATE-TYPE COMPRESSOR - A swash-plate-type compressor of a double-headed-piston configuration, wherein: a front intake chamber is formed set apart from a swash plate chamber so as to be positioned in a narrow space between circumferentially arranged front cylinder bores; and an intake-chamber-communication path is formed in a cylinder block, the intake-chamber-communication path allowing the front intake chamber and a shaft hole to communicate. A front-bore-communication path is formed on the cylinder block, the communication path allowing each of the plurality of front cylinder bores to communicate with the shaft hole. A front rotary valve is provided on a rotating shaft in which a lead-in groove is formed. The lead-in groove allows the intake-chamber communication path and the front-bore communication path to communicate in the stated order, while the lead-in groove rotates integrally with the rotating shaft. In the compact swash-plate-type compressor any decrease in pulsation or intake efficiency is minimized. | 2013-12-26 |
20130343923 | VARIABLE RADIAL FLUID DEVICES IN SERIES - According to one embodiment, a radial fluid device comprises a cylinder block, a first plurality of pistons, a second plurality of pistons, a first cam, a second cam, and a coupling device. Each of the first plurality of pistons are slidably received within a different one of a first plurality of radially extending cylinders. Each of the second plurality of pistons are slidably received within a different one of a second plurality of radially extending cylinders. The first cam is disposed about the first plurality of radially extending cylinders. The second cam is disposed about the second plurality of radially extending cylinders. The coupling device is operable to couple the cylinder block to a cylinder block of a second radial fluid device. | 2013-12-26 |
20130343924 | MOBILE HIGH-PRESSURE CLEANING DEVICE - A mobile high-pressure cleaning device is provided with an underframe, on the upper side of which a storage section is arranged which forms a motor receptacle, into which a motor for driving a pump is inserted, wherein a holding section fixing the motor in the motor receptacle is placed onto the storage section and has a storage compartment for electric parts on its upper side. The holding section can be designed as a hollow body with a base member and a cover mounted on the base member, wherein the base member forms the storage compartment with a base wall engaging over the motor and side walls projecting upwards from it and wherein the cover is movable back and forth between a closed position and an open position and has at least one actuating member for an electric control element on its outer side. | 2013-12-26 |
20130343925 | COMPRESSOR AND VACUUM MACHINE - A compressor includes a motor; a piston reciprocating by the motor; a crankcase comprising a wall portion formed with a communication hole, and the crankcase housing the piston; a cylinder body secured to an internal surface of the wall portion, the cylinder body and the wall portion defining a chamber, a capacity of the chamber increasing or decreasing by reciprocating the piston; and a cylinder head secured to an outer surface of the wall portion, and the cylinder head and the wall portion defining a flow path communicated with the chamber through the communication hole. | 2013-12-26 |
20130343926 | MOTOR AND PUMP ASSEMBLY FOR MOUNTING IN A VEHICLE SEAT - The invention relates to a motor and pump assembly for mounting in a vehicle seat including a motor driven pump unit ( | 2013-12-26 |
20130343927 | ELECTRIC CENTRIFUGAL COMPRESSOR FOR VEHICLES - A compact electric centrifugal compressor particularly suitable for a heat ventilation air conditioning system for vehicles provides a motor portion ( | 2013-12-26 |
20130343928 | LIFT SYSTEM - A hydraulic lift system comprises a plurality of hydraulic cylinders with pistons therein, having piston rods that are mechanically interconnected so that the pistons and piston rods move upwards and downwards in unison. A hydraulic fluid communication sub-system is operable to deliver fluid from a source of pressurized hydraulic fluid to at least a first cylinder to drive the pistons through an upstroke, from the source of pressurized hydraulic fluid to a second cylinder to drive the pistons through a downstroke, and from the first cylinder to the second cylinder. A hydraulic fluid flow control system selectively directs fluid from the source of pressurized hydraulic fluid either to the first cylinder to drive the pistons upwardly or to the second cylinder to drive the pistons downwardly. During the downstroke, hydraulic fluid flow control system directs hydraulic fluid from the first cylinder to the second cylinder help drive the pistons downwardly. | 2013-12-26 |
20130343929 | TURBOCHARGER SUPPORT HOUSING HAVING IMPROVED DRAINAGE - A support housing is disclosed for use with a turbocharger. The support housing may have an end wall, a semi-cylindrical protrusion extending from the end wall in a first direction, and a plurality of side walls extending from the end wall in a second direction. The plurality of side walls together with the end wall may form a generally hollow enclosure. The support housing may also include a mounting flange disposed at distal edges of the plurality of side walls, and a center opening disposed in the end wall. The support housing may further include a collection cavity formed at a gravitationally lowest corner of the end wall below the center opening and substantially isolated from the enclosure formed by the plurality of side walls and the end wall, and a gutter passage formed in the end wall and extending from the center opening to the collection cavity. | 2013-12-26 |
20130343930 | COMPRESSOR AND VACUUM MACHINE - A compressor includes: a motor; a piston reciprocating by the motor; a crankcase comprising a wall portion formed with a communication hole, and the crankcase housing the piston; a cylinder body secured to an inner surface of the wall portion, the cylinder body and the wall portion defining a chamber, and reciprocation of the piston increasing or decreasing a capacity of the chamber; and a cylinder head secured to an outer surface of the wall portion, and the cylinder head and the wall portion defining space communicated with the chamber through the communication hole. | 2013-12-26 |
20130343931 | TIRE INFLATION SYSTEM WITH PARALLEL PUMP - A vehicle tire inflation system includes an air supply that is connected to a vehicle tire by a pneumatic conduit. A pump that is independent of and pneumatically parallel to the vehicle air supply includes an inlet and an outlet. The pump inlet receives air from atmosphere, the pump compresses the air, and the pump outlet is fluidly connected to the pneumatic conduit. When the air pressure in the pneumatic conduit drops below a predetermined level, compressed air from the pump is introduced into the pneumatic conduit, thus increasing the air pressure in the conduit to increase the air pressure that is available to the tire. A reservoir tank, which is also independent of the vehicle air supply, may be in fluid communication with the pump outlet and the pneumatic conduit. The invention also includes a parallel pump that captures air to increase the pressure in the vehicle air supply. | 2013-12-26 |
20130343932 | SUBSEA MOTOR-TURBOMACHINE - Subsea pressure booster comprising an electric motor ( | 2013-12-26 |
20130343933 | CENTERING COUPLING FOR SPLINED SHAFTS SUBMERSIBLE PUMPING SYSTEMS AND ELECTRICAL SUBMERSIBLE PUMPS - A submersible pumping system, electrical submersible pump, and method of providing enhanced alignment of motor and driven shafts of submersible pumping systems and electrical submersible pumps, are provided. An example of an electrical submersible pump system includes a pump, a pump motor, and a seal section. The motor drives the pump via motor and driven shafts rotatingly coupled with a coupling assembly. The coupling assembly maintains the shaft ends in coaxial alignment with an alignment device. The alignment device is profiled on opposite ends for mating engagement with the centering guides extending from the shaft ends. | 2013-12-26 |
20130343934 | DOUBLE ACTING FLUID PUMP - A double acting dual stroke fluid pump with pressure assists is disclosed. First and second pistons are mounted to a common shaft which reciprocates during compression and suction strokes. During each of the strokes, fluid is pumped out at an outlet. This is accomplished by way of a one-way valve on the second piston. The one-way valve is opened or closed depending on whether the first and second pistons are in the compression or suction strokes. Additionally, pressure from the outlet assists in traversing the first and second pistons in the compression stroke. During the suction stroke, the fluid pressure applies a force on the first piston to counteract the fluid pressure on the second piston so that a smaller spring may be used. The size requirements of the solenoid and spring are reduced. Additionally, the fluid pump provides lower pressure spikes compared to prior art fluid pumps since fluid is pumped out during both the compression and suction strokes and also provides a more even flow of fluid out of the fluid pump. | 2013-12-26 |
20130343935 | HEAT CIRCULATION PUMP - A heat circulation pump includes a pump housing ( | 2013-12-26 |
20130343936 | PUMP CHAMBER CONFIGURED TO CONTAIN A RESIDUAL FLUID VOLUME FOR INHIBITING THE PUMPING OF A GAS - The present invention involves, in some embodiments, mechanisms and methods of occluding collapsible tubing with an occluder to prevent fluid flow therethrough. In some embodiments, a tube occluding mechanism is disclosed that includes a bendable occluding member for creating a force that can be applied to a collapsible tube to occlude the tube. In some embodiments, the collapsible tube can be an inlet/outlet tube on a removable pumping cartridge that is coupled to a reusable pump drive component when the system is in operation. In such embodiments, the occluding mechanism can be attached to the reusable component and can be used to block fluid flow to and from the pumping cartridge. In some embodiments, the occluding member can comprises a spring plate which can create a force to occlude tubing when in a relaxed, unbent configuration, and which can be bent to unocclude the tubing. In some preferred embodiments, in a default configuration of the tube occluder mechanism (when no external force is applied to the occluding member) the tubes are occluded, so that the tube occluder mechanism provides a fail-safe configuration preventing fluid flow to and from a pumping cartridge to which the tubes can be connected. | 2013-12-26 |
20130343937 | OIL PUMP WITH SELECTABLE OUTLET PRESSURE - An oil pressure relief valve for use in the oil pump lubrication system of an internal combustion engine is controlled by both oil pump outlet pressure and by pilot pressure from a pilot valve which is selectively applied by a control member, preferably a two-way valve that is operated by the engine control module. The pilot valve selectively supplies one of the oil pump outlet pressure or the engine gallery pressure to the control member which selectively supplies pilot valve pressure to the oil pump pressure relief valve which has a single piston. The pilot valve includes first and second pistons for selectively controlling back pressure from the pressure relief valve and for managing changes in oil pressure due to changes in the engine gallery to maintain a virtually constant pressure even as oil pump speed increases when the control member connects the pilot valve to the pressure relief valve resulting in a fuel economy benefit and improved control of the oil pump pressure. | 2013-12-26 |
20130343938 | PERISTALTIC PUMP FOR IMAGING APPARATUS - A pump for pumping fluid using peristaltic compression. The pump includes a rotor and a roller. The rotor includes a first cam that extends along a circumferential direction relative to the rotor. The first cam has first and second dwells. The roller is movable relative to the rotor between the first dwell and the second dwell of the first cam as the rotor rotates in a first direction and a second direction. The rotor includes a second cam extending radially from its shaft for engaging the roller. Contact between the second cam and the roller increases frictional resistance between the rotor and the roller as the roller translates between the first and second dwells of the first cam such that the roller transitions between the first and second dwells without slipping. | 2013-12-26 |
20130343939 | Two-Step Hydraulic Valve - A two-step hydraulic valve is described. In an implementation, a two-step hydraulic valve with retrograde spool action has a pilot spool that controls hydraulic force applied to a main spool to switch a rod of a hydraulic actuator back-and-forth between extension and retraction. The main spool is hydraulically driven in retrograde motion to the pilot spool, providing improved reliability and switching action for the valve. The pilot spool also has an overtravel feature that can be used to hyperextend the rod for various purposes. In an example system, the two-step hydraulic valve controls a hydraulic actuator connected to drive a submersible reciprocating pump, such as a diaphragm pump. | 2013-12-26 |
20130343940 | HYDRAULIC FEED DEVICE AND HYDRAULIC SYSTEM - A hydraulic feed device may include a pendulum-slide cell pump having an internal rotor drivingly connected to an external rotor via pendulum slides. A hydraulic positioning device may have a positioning element for changing an eccentricity between the internal rotor and the external rotor. The positioning element may be preloaded by a spring device for setting a maximum eccentricity. The positioning device may have a first pressure adjusting and a second pressure adjusting chamber for adjusting the positioning element. The first pressure adjusting chamber may be permanently hydraulically connected to a pressure side of the pendulum-slide cell pump and configured to hydraulically counteract the spring device. The second pressure adjusting chamber may be controlled via a control valve and hydraulically connected to the pressure side of the pendulum-slide cell pump and configured to hydraulically counteract the spring device. | 2013-12-26 |
20130343941 | SCROLL COMPRESSOR - A scroll compressor includes an oil recollecting pump for recollecting oil discharged from a shell, thus to effectively recollect oil discharged out of the compressor. A differential pressure hole is formed at a position where it communicates with compression chambers after a suction completion timing such that oil stored in an inner space of the shell can be supplied into the compression chambers using pressure difference between the high-pressure inner space of the shell and the low-pressure compression chambers, resulting in allowing oil to be smoothly supplied to a compression unit even during low-speed driving of the compressor and preventing beforehand an occurrence of a suction loss due to oil. | 2013-12-26 |