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Pumps

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
  
09/18/2014 > 65 patent applications in 30 patent subcategories.

20140271230 - Back pressure relief motor control for a non-bleeder turbine style hvlp spray gun: A high volume low pressure (HVLP) turbine assembly includes a housing having a turbine which includes a turbine fan rotatable within a turbine casing. A microcontroller is disposed within the housing, where the microcontroller controls a speed of an electric motor powering the turbine fan. A pressure sensor and an... Agent:

20140271231 - Apparatus and method for processing coating compositions: h

20140271232 - System and method for controlling compressor motor voltage: A variable speed drive (VSD) can be used to vary the voltage-to-frequency ratio (V/f) supplied to a compressor motor of a heating, ventilation, air conditioning or refrigeration (HVAC&R) system to compensate for varying conditions in the HVAC&R system.... Agent: Johnson Controls Technology Company

20140271233 - Modular pump platform: A modular pump platform includes a pump head module, a pump motor module, an electronics module and a separable tray. The pump motor module includes a pump motor having a rotary output removably coupled to a crank shaft of the pump head, the pump motor being one of multiple types... Agent: Agilent Technologies, Inc.

20140271235 - Dynamic speed control for pump motor: Systems and methods of controlling the speed of a pump configured to move liquid through a pump system are described. The actual motor speed of the pump motor is controlled by adjusting a current applied to the motor based on the difference between the actual motor speed and the target... Agent:

20140271236 - Fan driving circuit: A fan driving circuit drives a first fan and a second fan which are connected in parallel and connected to an anode of a direct current power. The fan driving circuit includes a pulse width modulation signal generation module, a phase lock and delay module, a first pulse output comparator... Agent:

20140271234 - Turbocharger with magnetic brake: Turbochargers are disclosed that have a braking system to brake the rotation of an electrically conductive compressor wheel within the turbocharger. The brake system includes the electrically conductive compressor wheel, which is connected to a turbine by a common shaft, one or more electromagnets positioned proximate to the compressor wheel,... Agent: DaycoIPHoldings, LLC

20140271237 - Vacuum pump: An estimating section detects a signal including counter electromotive voltage information of the motor, and estimating a magnetic pole electric angle and a rotational speed of the motor. A driving current controller repeats generation and cut-off of the driving current supplied from a power supply to the motor via the... Agent: Shimadzu Corporation

20140271238 - Graphene-trough pump systems: The present invention relates to pump systems having graphene or other atomically thin electrically conductive materials supported by trough-shaped cavities.... Agent: Clean Energy Labs, LLC

20140271239 - Spark suppression ballast closely coupled to emitter electrode of ion generator: By directly connecting, ballast to an emitter electrode of an ion generator (e.g., a corona-discharge device), a rapid and self-corrective reduction in emitter-to-collector voltage may be provided responsive to an increase in current characteristic of incipient sparking discharge. Voltage levels in the emitter-to-collector gap can be rapidly reduced based on... Agent:

20140271249 - Acoustic pumps and systems: A microfluidics acoustic pump system includes a flow passage configured to carry a fluid from one location to another, a selectively vibrating flow generator having a sharp edge, and a driving device configured to vibrate one of the flow generator and the flow passage to create a streaming fluid flow... Agent: Alcon Research, Ltd.

20140271245 - Biflex film valves: Disclosed is a one-way valve wherein an affixed flexible film device, a downstream edge control means, a channel surface and the motive force of a controlled directional pressurized fluid flow automatically permit forward fluid flow yet check reverse fluid backflow.... Agent:

20140271250 - Compression system and method having co-axial flow device: A system, including a compressor including a cylinder with a chamber, a first axial end portion, and a second axial end portion, and a piston in the chamber of the cylinder, the piston is configured to reciprocate along a cylinder axis between the first and second axial end portions, and... Agent: Cameron International Corporation

20140271248 - Compressor device and method: A compressor includes a first piston, a second piston, and a crank. A first case chamber is defined by a lower surface of a first piston head, a portion of a first cylinder surface disposed below the lower surface of the first piston head, and a first case surface. A... Agent: Service Solutions U.s. LLC

20140271246 - Cooperation of platen and pump cassette for pump device: A pumping mechanism includes a housing containing the pumping mechanism, the housing defining a seat configured to receive a pump cassette having a fluid lumen that can be acted upon by the pumping mechanism so as to pump fluid through the fluid lumen of the pump cassette. A platen pad... Agent: Carefusion 303, Inc.

20140271253 - Fire pump controller configured to control pressure maintenance in sprinkler systems: Example devices, systems, and methods disclosed herein relate to a controller configured to control pressure maintenance in a fire protection system. A controller may be configured to control a fire pump to provide a first level of water pressure and to control operation of a jockey pump that is coupled... Agent: Asco Power Technologies, L.p.

20140271247 - Infusion pump configured to engage a sensor with tubing: A pump device includes a pumping mechanism and a housing containing the pumping mechanism. A structure on a door of the housing is configured to urge the tube of a pump set toward engagement with a sensor as the door is closed with the pump set is mounted housing.... Agent: Carefusion 303, Inc.

20140271254 - Labor saving device for use with \"t\" handled air pumps: A leverage device includes elongated body connected to a pivoting base, and a means for attaching the elongated body to the “T” handle of a pump used in filling air tanks. In use one securely connects the pivoting base to a stationary vertical surface, connects the attachment assembly to a... Agent:

20140271259 - Method of coordinating operation of compressors: A method for coordinating operation between at least two groups of compressors in a cooling circuit is disclosed. A first group of compressors forms part of a low temperature (LT) part of the cooling circuit and a second group of compressors forms part of a high temperature (MT) part of... Agent:

20140271240 - Multipurpose gravity air compressor: A multipurpose gravity air compressor employs a piston (40) traveling down a cylinder (129) by the force of gravity compressing compressible fluid (140) in one or more compressible fluid chambers (137). Compressed fluid is emptied out of compressible fluid chambers (137) through compressible fluid exit (118) for use locally or... Agent:

20140271257 - Natural gas compressing and refueling system and method: A refueling system for natural gas users (e.g., natural gas vehicles) includes a two-stage compression system that compresses low-pressure gas in a natural gas supply line to compressed natural gas (CNG) pressure for use by a user. A single motor drives both a first stage rotary compressor and a rotary... Agent:

20140271255 - Pressure adjustment apparatus and method: A pressure adjustment apparatus including a pump, a selector valve coupled to the pump, and a chamber in selective fluid communication with the pump through the selector valve is disclosed. The pump includes a pump body that defines a variable volume therein, the pump body further defining a first aperture... Agent:

20140271252 - Pump having an automated gas removal and fluid recovery system and method: A precision pump system having a motor driver for accurately and repeatedly delivering process fluid, (e.g., photo chemicals) using a pumping fluid with minimal process fluid loss to a fabrication process and whereby the motor driver can be easily and quickly replaced without interrupting the fluid flow path. This is... Agent: Integrated Designs, L.p.

20140271243 - Pump stand with improved pump control: Integrated, stand-alone, multiple-purpose pump stands are provided for controlled pumping of different liquids from a stand-mounted tank to a downstream use location, e.g., a seed treating device. The pump stands are equipped with an operating assembly including a liquid tank, a powered pump, a liquid flow line equipped with a... Agent: Usc, L.L.C.

20140271244 - Radial hydraulic motor for a hydraulic hybrid vehicle: A radial hydraulic pump/motor for use in place of a mechanical transmission for a hydraulic hybrid vehicle is described. Means for disengaging and reengaging individual working pistons are provided, allowing partial or zero effective displacement. Methods for using the radial pump/motor to supplement power from other pump/motors for the vehicle... Agent:

20140271256 - Roving submersible pump: A roving submersible pump arrangement for movement in a body of fluid is presented. The pump arrangement includes a submersible pump having an inlet and a discharge outlet and a buoyant transport device connected to the submersible pump. The buoyant transport device is operable to position the inlet of the... Agent: Weir Minerals Australia, Ltd.

20140271241 - Single-cylinder treadle pump: A human-powered positive-displacement single dual-action cylinder treadle pump for use in pumping and distributing water from wells and other water sources, as well as methods of manufacturing and operating such a pump. The pump offers rural farmers a portable device for pumping water for use in irrigating fields and crops... Agent: Brooklyn Bridge To Cambodia, Inc.

20140271251 - Systems and methods for ocular surgery: Ocular surgery may be performed by a variety of systems, processes, and techniques. In certain implementations, a system and a process for ocular surgery may include the ability to draw ocular fluid into a channel of a hand-held pump system and separate the fluid into multiple compressible channels to create... Agent: Alco Research, Ltd.

20140271258 - Temperature control for compressor: According to at least one aspect of the present disclosure, an apparatus for cooling a coolant for a gas compressor includes a compressor to generate a flow of compressed gas, a dryer in fluid communication with the compressor, and a coolant circuit. The coolant circuit includes a accumulator to accumulate... Agent:

20140271242 - Vibration/noise management in a scroll compressor: A scroll pump isolates vibrations of a pump head/motor assembly of the pump from the exterior of the pump and thus, suppresses the production of airborne noise. The pump includes a sound-muffling enclosure surrounding the pump head/motor assembly, feet supporting the enclosure, and elastic vibration isolators. The pump head/motor assembly... Agent: Agilent Technologies, Inc.

20140271260 - Winched rod pump apparatus and method: An apparatus and method for pumping fluids with a winched rod pumping apparatus for imparting reciprocating substantially vertical motion to a rod of a sucker-rod pump. A winched rod pumping apparatus, includes a motor driven winch drum and cable mechanical actuator arrangement. The winch drum and cable mechanical actuator arrangement... Agent: Unico, Inc.

20140271261 - Automatic tire inflator system: A tire inflation system is provided for maintaining a predetermined inflation pressure of a tire mounted on a wheel of a vehicle. The system includes a base having a mounting structure for engaging a complementary mounting structure of the wheel, such as lug nuts. A compressor assembly is mounted to... Agent:

20140271262 - Seal-less piston pump for liquefied gas: A fuel supply system for a vehicle uses a seal-less piston LPG injunction pump which pumps fluid from a storage tank to an engine. The pump uses the vehicle's pneumatic air system, wherein the pressurized air of this system alternatingly drives an actuator magnetically coupled to a piston.... Agent:

20140271263 - Air pump: An air pump has a main frame, at least one pressure cylinder, a footboard, a torsion spring, a holding device, an outlet device, and an inflating tube. The main frame has a first connecting shaft, a pivot shaft, and a second connecting shaft. The at least one pressure cylinder is... Agent:

20140271264 - Piston pump drive train anti-backlash: An anti-backlash nut assembly for a positive displacement pump assembly includes a two part nut assembly and a backing plate. A spring is disposed between the backing plate and the nut assembly so that the two nut components are pushed together thus biasing the threads together and educing or eliminating... Agent:

20140271265 - Pump system and method having a quick change motor drive: A precision pump system having a motor driver for accurately and repeatedly delivering process fluid, (e.g., photo chemicals) using a pumping fluid with minimal process fluid loss to a fabrication process and whereby the motor driver can be easily and quickly replaced without interrupting the fluid flow path. This is... Agent: Integrated Designs, L.p.

20140271266 - Fluid end with protected flow passages and kit for same: This application describes systems for protecting steel fluid end body flow passages from direct impingement by high pressure fracking fluid. This fluid end body flow passages are protected by components in the form of cartridges and sleeves in one embodiment, a sleeve in another embodiment and a sleeve with dual... Agent: Acme Industries, Inc.

20140271267 - Controllable coolant pump having a fluidic actuator: A controllable coolant pump for a cooling circuit of an internal combustion engine having a pump housing with an inner bore, a shaft drivable via a pulley mounted rotatably via a first bearing and a second bearing, wherein the shaft is configured at least partially as a hollow shaft and... Agent: Schaeffler Technologies Ag & Co. Kg

20140271268 - Fan shroud and motor assembly comprised thereof: This disclosure proposes designs for a fan shroud that dissipates thermal energy from a motor using a single, externally-powered fan design. Examples of the proposed fan shroud allow the cooling fluid to achieve maximum velocity at a position at which the fan shroud exposes the flow to cooler ambient air... Agent: General Electric Company

20140271269 - Fan shroud and motor assembly comprised thereof: This disclosure proposes designs for a fan shroud that dissipates thermal energy from a motor using a single, externally-powered fan design. Examples of the proposed fan shroud allow the cooling fluid to achieve maximum velocity at a position at which the fan shroud exposes the flow to cooler ambient air... Agent: General Electric Company

20140271270 - Magnetically coupled expander pump with axial flow path: A magnetically coupled expander-pump assembly includes an outer expansion turbine that rotates around an inner fluid pump. A coaxial-type magnetic coupling couples the expansion turbine to the fluid pump. An inner portion of the magnetic coupling is coupled to a shaft that drives the fluid pump. An outer portion of... Agent: Geotek Energy, LLC

20140271272 - Power converter and air conditioner having the same: A power converter and an air conditioner having the same, in which the power converter includes a rectifying unit configured to rectify an input AC current and an interleave converter that has a plurality of converters and that is configured to convert rectified output from the rectifying unit to DC... Agent: Lg Electronics Inc.

20140271271 - Submersible pump: A replaceable motor module for a groundwater sampling device including an inner housing defined by a cylindrical shape and having a first alignment pin. A DC-operated electric motor is positionable within the inner housing, and includes a first set of electrical input terminals, an output shaft capable of downwardly extending... Agent: Summit Holding Company, LLC

20140271273 - Handheld ocular aspiration tool: A variety of systems, processes, and techniques may provide ocular aspiration. In certain implementations, a handheld ocular aspiration tool may include an electrical motor, a peristaltic pump assembly, a fluid input port, and a fluid output port. The peristaltic pump assembly may include a helically wound compressible conduit and a... Agent: Novartis Ag

20140271274 - Electromagnetic vibrating diaphragm pump: An electromagnetic vibrating diaphragm pump enabling improvement of working efficiency in fitting center plates to a diaphragm, reduction of production cost and stabilization of performance between products. The disk-like second plate includes the cruciform rising portion having the concave portions, and the second ring rib. The first ring rib is... Agent: Techno Takatsuki Co., Ltd.

20140271275 - Variable stroke length electrically operated diaphragm pump: A variable stroke length EOD pump system is provided that includes a diaphragm pump and an electromagnetic linear actuator that operates the diaphragm pump. The linear actuator includes two stator halves, and an armature. The armature is supported for linear motion along an axis of and between field poles of... Agent:

20140271276 - Variable stroke length electrically operated diaphragm pump: A variable stroke length EOD pump system is provided that includes a diaphragm pump and an electromagnetic linear actuator that operates the diaphragm pump. The linear actuator includes two stator halves, and an armature. The armature is supported for linear motion along an axis of and between field poles of... Agent:

20140271277 - Synthetic jet with non-metallic blade structure: A system and method for lowering resonant frequency in a synthetic jet device for less noise, as well as lowering vibration, is disclosed. A synthetic jet device includes a first plate, a second plate spaced apart from the first plate, a spacing component coupled to and positioned between the first... Agent: General Electric Company

20140271281 - Bracketless magnetic pump: A fluid pump kit is provided. The kit includes a magnetic driven member for coupling with and rotating a propeller, and a magnetic driver for magnetically coupling to and driving the magnetic driven member by a magnetic attraction force establishable between the magnetic driver and the magnetic driven member. A... Agent: Ecotech, Inc.

20140271279 - Electric fluid pump: An electric fluid pump includes a rotor including a permanent magnet, and including a radially outer peripheral surface covered by resin. An impeller faces a first axial end side of the rotor. A support shaft is disposed in a hole, wherein the hole extends axially of the rotor and the... Agent: Hitachi Automotive Systems, Ltd.

20140271278 - Levitating ceiling fan: An elevating ceiling fan including a downrod assembly having a base and a plurality of first magnetic devices, a rotor having a plurality of second magnetic devices, and a plurality of fan blades attached to the rotor. The plurality of first magnetic devices are capable of alternating polarity in order... Agent:

20140271283 - Method for manufacturing stator for electric water pump: A method for manufacturing a stator for an electric water pump may be used for manufacturing the stator used in the electric water pump. In the electric water pump which includes stator assembly for an electric water pump, wherein the stator assembly including a plurality of core-insulator assemblies generates a... Agent: Kia Motors Corporation

20140271280 - Pump motor: An electric pump motor is provided. The motor includes a stator assembly including a magnetic stator component and an overmolded stator casing sealingly encapsulating the magnetic stator component. A rotor assembly that is rotatable about an axis includes a rotor shaft extending along the axis, a magnetic rotor component, and... Agent: Merkle-korff Industries, Inc.

20140271282 - Rotary pump with rotor and stator arrangement: A rotary pump intended to pump a fluid in a system on board a vehicle, such pump comprising a stator, a rotation axle attached both to a mechanical pumping element and a magnetic rotor, and electrical connections. The rotor, the stator and the electrical connections are overmolded in a leaktight... Agent: Inergy Automotive Systems Research (societe Anonyme)

20140271285 - Low energy magnetic spa circulation system: A powered pipeless circulation system for a container holding a fluid includes first and second motor assemblies. The first motor assembly has multiple coil members. Each coil member is electrically charged for generating a magnetic field. A first housing is configured for accommodating the first motor assembly, and fixedly attached... Agent:

20140271286 - Noise producing fan: A noise producing fan with low air movement or variable air movement is provided. The device comprises a conventional mechanical fan that is adapted to provide a soothing and steady volume of ambient noise for a user to block out background noise and sleep comfortably. The mechanical fan includes several... Agent:

20140271284 - Self-cooled and-or self lubricated electric motor bearing systems: The preferred embodiments of the present invention provide two advantageous features, which are especially beneficial in combination, but which can be advantageously and beneficially employed independently of one another: (1) firstly, a self-cooling motor bearing system; and (2) secondly, a self-lubricating motor bearing system. In the preferred embodiments, one or... Agent: Toshiba International Corporation

20140271288 - Pump seal with thermal retracting actuator: A thermal actuator for a rotating shaft shutdown seal that has a piston with a portion of its axial length enclosed within a chamber shell with a material that expands upon a rise in temperature. The portion of the actual length of the piston within the chamber has at least... Agent: Westinghouse Electric Company LLC

20140271289 - Reconfigurable grille and fan assembly including reconfigurable grille: A reconfigurable grille for use in association with an axial fan, and a fan assembly including the reconfigurable grille. The reconfigurable grille includes a central hub, an outer rim, and a plurality of vanes each extending from the central hub to the outer rim. The plurality of vanes are configured... Agent: Kaz Usa, Inc.

20140271287 - Motor: There is provided a motor including: an upper housing; a lower housing coupled to the upper housing to provide an internal space; a shaft disposed within the internal space and coupled to a hydrodynamic bearing assembly; a rotor core coupled to the shaft and rotated together with the shaft; and... Agent:

20140271290 - Quick lock and release device preventing unwanted loosening of a packing nut of a plunger pump during operation of the pump: A pump has a packing nut extending into an open end of the plunger bore and a device coupled to the packing nut. The device includes first body coupled to a second body to form a body of the device. A first post connected to the body and a second... Agent: Tcm Investments, Inc.

20140271291 - Air pump: An air pump has a main frame, a first pressure cylinder, a second pressure cylinder, an outlet device, a footboard, and a pressure relief device. The outlet device is connected to and communicates with the pressure cylinders. The footboard is pivotally connected to the main frame, is securely connected to... Agent:

20140271292 - Rotary needle and expanding bellows pressure indicator: A fluid pressure indicating device is disclosed. The fluid pressure indicating device includes a base defining an aperture therethrough, a plate separated from the base by a variable distance, the plate defining a hole therethrough, a shaft including a helical surface disposed within the hole of the plate, a first... Agent:

20140271293 - High pressure, high flow rate tubing assembly and adapter for a positive displacement pump: A tubing assembly is provided that can comprise a plurality of tubes or lumens that can be disposed within a head of a peristaltic pump. The tubing assembly can provide a flow rate or volume capacity that is generally equal to or greater than that achieved with a comparable prior... Agent: Blue-white Industries, Ltd.

20140271294 - Pump seal with thermal retracting actuator: A thermal actuator for a rotating shaft shutdown seal that has a piston with a portion of its axial length enclosed within a chamber shell with a material that expands upon a rise in temperature. The portion of the actual length of the piston within the chamber has at least... Agent: Westinghouse Electric Company LLC

  
09/11/2014 > 44 patent applications in 19 patent subcategories.

20140255209 - Crankcase heater systems and methods for variable speed compressors: A system includes a compressor having a shell housing a compression mechanism driven by an electric motor in an on state and not driven by the electric motor in an off state. The system also includes a variable frequency drive that drives the electric motor in the on state by... Agent: Emerson Climate Technologies, Inc.

20140255210 - Vehicle having variable oil pump: A vehicle having a variable hydraulic pump may include a sun gear that receives a torque from a power source through an input shaft, a ring gear of which an interior circumference is with a distance from an exterior circumference of the sun gear, a planetary gear that is disposed... Agent: Hyundai Motor Company

20140255212 - Construction machine including hydraulic pump: Provided is a construction machine including an engine, a hydraulic pump with a supercharger, and a hydraulic actuator, being capable of attaining both of a quick rise of engine speed and an operation of the hydraulic actuator during the rise of the engine speed. The construction machine further includes a... Agent: Kobelco Construction Machinery Co., Ltd.

20140255211 - Motor drive device and motor drive method for vehicle electric pump: A motor drive device and a motor drive method for a vehicle electric pump. The device and the method set a target value according to an instruction value of a motor control amount and control the motor of the vehicle electric pump based on the target value. When the instruction... Agent: Hitachi Automotive Systems, Ltd.

20140255213 - Power supply circuit: A power supply circuit includes a connector for a fan, a speed adjusting circuit, a speed feedback circuit, a control module, first and second power sources, and a switching module. The speed adjusting circuit is connected to a modulation pin of the connector. The speed feedback circuit is connected to... Agent: Hong Fu Jin Precision Industry (shenzhen) Co., Ltd

20140255214 - Fracturing pump assembly and method thereof: A fracturing pump assembly includes an intensifier including a hydraulic cylinder, a compression member arranged within the hydraulic cylinder and a rotatable member, wherein the compression member is linearly actuated within the hydraulic cylinder by rotation of the rotatable member.... Agent: Baker Hughes Incorporated

20140255215 - Intelligent pump monitoring and control system: A system and method for monitoring and controlling a pump are disclosed. The method defines processing targets, derive a first actuator control signal Yc from the processing targets, and derive actual operating parameters. The method may further include the steps of comparing the actual operating parameters to predefined system and... Agent: Imo Industries, Inc.

20140255216 - Pump system: A pump system for a water supply mains has at least one pump device, a pressure detecting sensor at the pressure side of the pump device, a flow detecting sensor of the pump device, several pressure sensor units (D) remote arranged remotely from the pump device in different part regions... Agent: Grundfos Holding A/s

20140255217 - Device for blowing air by means of narrow slit nozzle assembly: A device for blowing air by a nozzle assembly includes a base seat for generating an air stream to supply air flow and a nozzle assembly supported by the base seat and comprising a slot-shaped opening for blowing air. An airflow passage is connected between the base seat and the... Agent: Dyson Technology Limited

20140255218 - Pump assembly comprising a plurality of jet pumps: A pump assembly includes a housing (50) and a plurality of jet pumps (52) arranged within the housing. The housing (50) includes a HP inlet (54), a LP inlet (58) and an outlet (56) and is divided internally into a HP zone (62), a LP zone (64) and an outlet... Agent: Caltec Limited

20140255219 - Valve configuration for single piston fuel pump: A single piston fuel pump comprising a pump housing a pump inlet and an outlet. The pump housing mounts a proportional solenoid operated inlet metering valve with variable orifice, an inlet check valve, a pumping chamber, a pumping piston, an outlet check valve, and a pressure relief valve, wherein the... Agent:

20140255220 - Pump and check ring thereof: The present invention relates to a pump, which comprises a pump body, a pair of check rings and a pneumatic control valve. When the pneumatic control valve is operated, a main shaft in the pump body is enabled to reciprocally move in a shaft hole, thereby enabling two diaphragms to... Agent: Dino Technology Co., Ltd.

20140255221 - Watercraft propulsion system and method of propelling a watercraft through water: A watercraft propulsion system includes a motor mounted in a container in a water-tight manner. A shaft extends from the motor through the bottom of the container to an impeller disposed in a housing outside the container. The impeller draws fluid into the housing through and opening on the back... Agent: Hydrojet Drive Systems, Inc.

20140255222 - Oil supply apparatus: An oil supply apparatus supplies oil from an oil pump driven by an engine preferentially to a valve timing control unit. In the oil supply apparatus, a first discharge opening and a second discharge opening having an opening area larger than that of the first discharge opening are formed such... Agent: Aisin Seiki Kabushiki Kaisha

20140255223 - Mechanical engine driven water pump: A mechanical engine driven water pump is disclosed for converting energy from an input heat source to a reciprocating mechanical output for powering the water pump. The mechanical reciprocating engine comprises an engine bore having an input port and an output port. An engine piston is disposed in the engine... Agent: Vaporgenics, Inc.

20140255224 - Motor pump assembly and a motor for a pump: An electric machine includes an end frame having a shaft bore extending therethrough. The end frame includes a first side and a second side. A shaft extends through the shaft bore. A bearing is supported by the end frame and is coupled to the shaft to support the shaft for... Agent: Regal Beloit America, Inc.

20140255225 - Flow thru mechanical blood pump bearings: A flow thru mechanical bearing system can be used in an implantable rotary blood pump that includes a pump housing. An impeller housed in the pump housing can be radially supported by a row of at least three low friction contact points located on an inside bore of the impeller.... Agent: Everheart Systems Inc.

20140255226 - Box lubrication pump: A box lubricator that includes a pump with a piston housing and piston. The piston housing extends from a first end to a second end, and includes a bore extending through the piston housing from the first end of the piston housing to the second end of the piston housing.... Agent:

20140255227 - Plunger assembly for a high-pressure fuel pump, and high-pressure fuel pump: The invention relates to a plunger assembly for a high-pressure fuel pump for supporting a reciprocating pump piston (1) of a pump element on a cam (2) of a drive shaft (3), comprising a supporting element (4) with a recess (5), in which a running roller (6) is mounted rotatably.... Agent: Robert Bosch Gmbh

20140255228 - Quick release pump clamp: A diaphragm pump includes a first plate, a second plate and a diaphragm having first and second side surfaces. A fluid chamber is defined by the first plate and the first side of the diaphragm, a fluid inlet fluidly connected to the fluid chamber and a fluid outlet fluidly connected... Agent: Ingersoll-rand Company

20140255229 - Blood-pumping device: A blood-pumping device comprises a cavity with a U-shaped wall comprising two straight regions connected by an arch-shaped region and a U-shaped tube aligned with the U-shaped wall of the cavity to provide a support for the U-shaped tube, wherein the U-shaped tube comprises two straight regions connected by a... Agent: King Saud University

20140255230 - Miniature pump device: An air pump includes a driving unit and an airflow control unit. A piston base has a first intake through hole. A piston unit has an intake valve and a bladder portion, and the intake valve is located over the first intake through hole. A first valve base is located... Agent: Xiamen Koge Micro Tech Co., Ltd.

  
09/04/2014 > 12 patent applications in 9 patent subcategories.

20140248159 - Methods and systems for dosing control in an automated fluid delivery system: Methods and systems for dispensing a fluid using an automated fluid delivery system are disclosed. A pump may be configured to force an aliquot of fluid into a fluid delivery channel. A processor may receive values of a property for the aliquot and the source of the aliquot. The processor... Agent: Medrad, Inc.

20140248160 - Positive displacement pump and operating method thereof: A positive displacement pump includes a drive unit and a pump unit. The pump unit comprises a plurality of working chambers, a plurality of displacement elements, and at least three cylinders. The pump unit is configured to be double-acting.... Agent:

20140248161 - Buoyant force pump: A buoyant force pump is disclosed. A material which is buoyant relative to a non-solid material is used to cause a movable surface to move thereby causing the non-solid material to be pumped. The device can be used to move non-solid material in hazardous conditions or materials in biological reactors.... Agent:

20140248162 - Backup pump system: A backup pump system has a frame member adapted to be securely attached to a structure. A pump member securely attached to the frame member and adapted to pump water. A water sensing device securely attached to the frame member and adapted to sense water and send electronic signals to... Agent:

20140248163 - Control valve for a variable capacity compressor and method for manufacturing same: Provided is a control valve for a variable capacity compressor, the control valve including: a valve body including a crank-chamber port, a discharge port, a suction port, a control channel formed inside the control valve such that the crank-chamber port and the discharge port communicate with each other, and a... Agent: Doowon Technical College

20140248165 - Protection structure and a fan thereof: A fan includes a fan frame, a rotor, a stator module and a protection structure. The fan frame has a base seat and the stator module is disposed on the base seat. The stator module includes a silicon steel sheet assembly having multiple splits and multiple outer faces. The rotor... Agent:

20140248164 - Stator module with protection structure and a fan thereof: A fan includes a fan frame, a rotor, a stator module and a protection structure. The fan frame has a base seat and the stator module is disposed on the base seat. The stator module includes a silicon steel sheet assembly having multiple splits and multiple outer faces. The rotor... Agent:

20140248166 - Pump: A vacuum pump has at least one side passage pump stage which comprises a side passage bounded by at least one stator element and having a coolant circuit for cooling the vacuum pump with a coolant, wherein the coolant circuit has at least one coolant passage for the side passage... Agent: Pfeiffer Vacuum Gmbh

20140248167 - Electric vacuum pump: In an electric vacuum pump, a pump housing and a lower-end cover member respectively include positioning retainers respectively formed on outer peripheries of the pump housing and the lower-end cover member. A case includes positioning retainers each protruding inward from an inner peripheral surface of the case. The positioning retainers... Agent: Aisan Kogyo Kabushiki Kaisha

20140248168 - Electromagnetic power transmission for a rotary-wing aircraft or a fixed-wing aircraft: Rotary-wing aircraft or fixed-wing aircraft consisting of one or a plurality of rotors and/or one or a plurality of airscrews being caused to rotate by means of at least one shaft, the said aircraft comprising a distributed electric motor unit configured to ensure the propulsion and/or the lifting of the... Agent:

20140248169 - Scroll compressor: A scroll compressor includes a compression mechanism, a crankshaft, and a drive motor. The compression mechanism has a fixed scroll and a movable scroll and is configured to compress a fluid. The crankshaft has a main shaft and an eccentric portion eccentrically disposed at one end of the main shaft... Agent:

20140248170 - Microdiaphragm pump: A microdiaphragm pump having a diaphragm chamber in contact with one side of an intake valve and one side of a discharge valve. The microdiaphragm includes two valve plate sheets 12, in each of which a valve plate 14 of one of an intake valve 26 and a discharge valve... Agent: Kikuchiseisakusho Co., Ltd.

  
08/28/2014 > 24 patent applications in 19 patent subcategories.

20140241902 - System and method for controlling a hydrostatic drive unit of a work vehicle using a combination of closed-loop and open-loop control: A method for controlling a hydrostatic drive unit of a work vehicle is disclosed. The method may generally include determining a reference swashplate position of a hydraulic pump of the hydrostatic drive unit, wherein the reference swashplate position is associated with an uncompensated current command, and determining an actual swashplate... Agent: Cnh America, LLC

20140241903 - Electric pump: An electric pump may comprise a pump portion including an impeller, a motor portion configured to activate the pump portion, and a housing configured to contain the pump portion and the motor portion. The motor portion may comprise a rotor configured to activate the impeller, a stator configured to rotate... Agent: Aisan Kogyo Kabushiki Kaisha

20140241906 - Auxiliary power units (apus) and methods and systems for activation and deactivation of a load compressor therein: Auxiliary power units and methods and systems for activation and deactivation of a load compressor therein are provided. Auxiliary power unit includes the load compressor having an impeller, APU engine, coupling member, pre-spinning means, and APU controller. APU engine is adapted to be mechanically engaged to load compressor to drive... Agent: Honeywell International Inc.

20140241907 - High pressure water injection pump system: The invention provides a high pressure water injection pump system, comprising at least two water injection pump units connected in series, each pump unit comprising a motor in a motor compartment operatively connected to drive a pump in a pump compartment, distinctive in that at least the pump units following... Agent:

20140241905 - Positive displacement pump with pressure compensating calibration: Illustrative embodiments of positive displacement pumps utilizing pressure compensating calibration, as well as related systems and methods, are disclosed. In one illustrative embodiment, a method of operating a positive displacement pump includes sensing, with a pressure sensor disposed at a fluid outlet of the positive displacement pump, a back pressure... Agent: Ingersoll-rand Company

20140241904 - Startup sequence for centrifugal pump with levitated impeller: A centrifugal pump system having an impeller rotating with first and second magnetic structures on opposite surfaces. A levitation magnetic structure is disposed at a first end of a pump housing having a levitating magnetic field for axially attracting the first magnetic structure. A multiphase magnetic stator at a second... Agent: Thoratec Corporation

20140241908 - Piston-driven positive displacement pump: In an embodiment of the present invention a pump (100) is disclosed which comprises a head (110), in which at least a cylinder is fashioned in which a piston (105) is slidably housed, and a casing (145) fixed to the head (110), which defines an internal volume in which a... Agent: Annovi Reverberi S.p.a.

20140241909 - System including high-side and low-side compressors: A system may be operable to circulate a working fluid between first and second heat exchangers. The system may include a suction line, a low-side compressor, a high-side compressor and a discharge line. The low-side and high-side compressors may both be in fluid communication with the suction and discharge lines.... Agent: Emerson Climate Technologies, Inc.

20140241910 - Submersible pump: A submersible pump includes a fluid-end section, a power-end section, a top connection sub and an umbilical. The fluid-end section includes a tubular fluid-end barrel, an upper piston disposed within the fluid-end barrel bore, and a traveling valve disposed at the upper piston upper end. The power-end section includes a... Agent: Golden Cross Foundation Limited

20140241911 - Leaf spring and compressor with leaf spring: The present invention relates to compressor leaf springs, in particular, linear compressor leaf springs; the leaf springs comprising at least one spacer (3) disposed between at least a pair of flat springs (2), each flat spring (2) being comprised by at least one outer ring (21), at least one inner... Agent: Whirlpool S.a.

20140241912 - Cooling circuit pump for a motor vehicle: The invention relates to a cooling circuit pump for a motor vehicle, having a stator which is arranged in a motor housing (14) and in which a rotatably mounted rotor is received. It is proposed that the stator (12) is received in the motor housing (14) in a positively locking... Agent: Robert Bosch Gmbh

20140241913 - Hydraulic relief and switching logic for cryogenic pump system: A cryogenic hydraulic reciprocating piston pump includes a casing which defines a piston chamber. The sidewall of the piston chamber includes a retraction spill port as well as a pumping spill port. At the end of a retraction stroke, a retraction spill passageway that extends through the piston becomes aligned... Agent: Caterpillar Inc.

20140241915 - Electric fluid pump: An electric fluid pump includes: a case including a recess portion into which a fluid flows; a rotor arranged in the recess portion; an axial member supporting the rotor; and a flange member insert-molded with the case and the axial member, secured to an end portion of the axial member,... Agent: Shinano Kenshi Co., Ltd.

20140241916 - Linear engine for compressor and compressor provided with a linear engine: The present invention refers to a linear engine for compressor, and to a compressor provided with a linear engine. The linear engine for compressor comprises at least a stator consisting of a first core (2) and a second core (3), and at least a cursor (4), wherein said first core... Agent: Whirlpool S.a. .

20140241914 - Vacuum pump motor rotor, motor including same and vacuum pump: In order to provide a motor rotor in which a permanent magnet is prevented from corroding, wherein a motor rotor for use in a motor for driving a pump rotor rotating shaft of a vacuum pump is provided which comprises a rotor core made up of a plurality of steel... Agent:

20140241917 - Electric oil pump and hydraulic pressure supply device: An electric oil pump is coupled to a pump receptacle including an oil inflow passage and an oil outflow passage. The electric oil pump includes a motor, a pump rotor, a housing, and a check valve. The housing accommodates the motor and the pump rotor. The housing closes an opening... Agent: Asmo Co., Ltd.

20140241918 - Oil-pumping machine: Disclosed is an oil-pumping machine, which is characterized in that it is composed of a secondary sheave (5) of a wheel-cylinder type driven by an electric motor. The secondary sheave has a first hole (5a) for extending a balance weight traction rope (10) therefrom and a second hole (5b) for... Agent:

20140241919 - Motor for compressor and reciprocating compressor having the same: A motor for a compressor, and a reciprocating compressor having the same, are provided. A winding coil may be formed by removing a bobbin from the winding coil, and then coating an insulating material on an outer circumferential surface of the winding coil, to allow heat and moisture generated by... Agent:

20140241920 - Mixed flow fan assembly: Fan assemblies, and in particular fan wheels and stator assemblies for fan assemblies, are disclosed. In one embodiment, the fan wheel includes a wheel back having an outer surface forming one of a curved dome-shape and a truncated cone-shape. The fan wheel may also include a plurality of fan blades... Agent: Greenheck Fan Corporation

20140241921 - Pumping device, particularly for a domestic water supply: n

20140241922 - Structure of simplified inflation valve: A simplified inflation valve includes a base forming centrally a bore. The bore has a bottom to which a PU membrane is attached. The membrane includes at least one aperture in a location outboard the bore. An outer circumference of the membrane is fixed to the base through ultrasonic technique... Agent: Universal Trim Supply Co., Ltd.

20140241923 - Peristaltic pump: A peristaltic pump comprises a tube to transport a material in a transport direction and a conveying screw, which is configured to cause a transport of the material by causing a successive squeezing of the tube along the transport direction.... Agent: Sanofi-aventis Deutschland Gmbh

20140241924 - Electromagnetic valve and high pressure pump using the same: An electromagnetic body has a movable core reciprocatably movable within a movable core chamber. The movable core has through holes and a fitting hole that pass through the movable core in a direction of movement of the movable core. A stator core facing the movable core defines the movable core... Agent: Denso Corporation

20140241925 - Swash plate compressor: A swash plate type compressor includes a drive shaft, a swash plate, a piston, a cylinder block, a housing, a cylinder bore, a compression chamber, suction and discharge chambers and first and second thrust bearings. The cylinder bore is formed in the cylinder block and receiving therein the piston engaged... Agent: Kabushiki Kaisha Toyota Jidoshokki

Previous industry: Fluid reaction surfaces (i.e., impellers)
Next industry: Rotary expansible chamber devices


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