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Pumps August inventions list 08/10

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.
08/26/2010 > patent applications in patent subcategories.

20100215509 - Systems and methods for programming of a cooling fan via a serial port communication mode: Embodiments of the present disclosure provide a method that comprises, based upon receipt of a mode command, changing an operating mode of a fan motor controller of a fan to a serial port communication protocol, programming a memory of the fan motor controller with an operating parameter of the fan,... Agent: Schwabe, Williamson & Wyatt, P.C.

20100215510 - Rpm controller using drive profiles: A control circuit for controlling the rotational speed of a fan may include a memory element to store operating data corresponding to an operational profile of the fan defined by RPM (revolutions per minute) versus temperature, with the operating data comprising a respective temperature value and a respective RPM value... Agent: Meyertons, Hood, Kivlin, Kowert & Goetzel, P.C.

20100215511 - Level sensor system: A system and method for turning on and off a bilge pump whereby bilge water level is detected using level sensors and bilge pumps are turned on and off based on the detected water level. The system further incorporates an automatic transmission outside the watercraft to alert of the water... Agent: Robert M. Schwartz, P.A.

20100215512 - Method for operating a compressor arrangement, and a compressor arrangement: A method is provided for operating a compressor arrangement, particularly a pipeline compressor station, wherein the compressor arrangement has a turbine and a compressor in a torque-transferring connection. Previous systems work over long periods with poor efficiency when the turbine is working under a partial load. A solution is provided... Agent: Siemens Corporation Intellectual Property Department

20100215513 - Vacuum pumping system, driving method thereof, apparatus having the same, and method of transferring substrate using the same: An apparatus includes a transfer unit under an atmospheric condition and having a robot therein; and at least one process chamber connected to one side of the transfer unit with a slot valve there between, and being alternately under a vacuum condition and under an atmospheric condition.... Agent: Hosoon Lee

20100215514 - Variable displacement compressor: A displacement control valve for a variable displacement compressor includes a valve element. The valve element has a discharge pressure receiving surface which receives pressure in a discharge chamber and a suction pressure receiving surface which receives pressure in a suction pressure section acting in a direction opposite to the... Agent: Cohen, Pontani, Lieberman & Pavane LLP

20100215516 - Pulsation attenuation in systems with multiple compression elements: In compression systems having multiple sources of pulsation induced noise, provisions are made to reduce the noise by selectively varying the length of adjacent refrigerant lines leading to a common refrigerant manifold. Each of the refrigerant lines is associated with a particular noise source. The feature can be incorporated into... Agent: Marjama Muldoon Blasiak & Sullivan LLP

20100215515 - Pump unit as well as a pump and a discharge connection: In a first aspect the invention relates to a pump unit comprising a discharge connection (3) and a pump, the pump comprising a pump housing (7), and a claw (6) connectable to the pump housing (7), the pump unit having at least two contact interfaces, a first contact interface between... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20100215517 - Hydraulic pump unit, hydraulic pump set, and working vehicle: There is provided a working vehicle having first and second hydraulic pump units operatively driven by a driving source and arranged away to each other in a width direction of the vehicle. In the working vehicle, each of the first and second hydraulic pump units includes a pump body; a... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20100215518 - Buoyancy pump power system: A system for generating electricity includes a pump operable to convert wave motion from a body of water into mechanical energy. The pump includes an input port through which an operating fluid can enter the pump and an output port through which the operating fluid can exit the pump. A... Agent: Sonnenschein Nath & Rosenthal LLP

20100215519 - Air operated double diaphragm over center valve pump: An air operated double diaphragm pump comprising an air valve mechanism. The air valve mechanism may comprise a single valve system that replaces the two valve system found in conventional air operated double diaphragm pumps. The position of the valve may be determined by the diaphragm motion of the pump... Agent: Brouse Mcdowell Lpa

20100215521 - Air driven hydraulic pump: A rotary air motor driven hydraulic pump has separate pressure and return actuators and first and second stage eccentric driven pistons 180 degrees out of phase and driven by the motor through a gear reduction unit. The pressure and return actuators are on/off/proportional valves and the pump has two pressure... Agent: Quarles & Brady LLP

20100215520 - Electric power free auxiliary cooling device: An electric power free fan can not only reduce electricity consumption can also increase the cooling effects, it guides the air flow which comes from the DC cooling fan to impel one or more electric power free fans, it can use electric power free fans to blow and exhaust the... Agent: Jackson Intellectual Property Group PLLC

20100215522 - Check valve, fluid device, and pump: A check valve is housed in a valve chamber and includes a support portion and a flexible portion. The support portion extends along a principal axis thereof. The flexible portion is supported by the support portion in a manner extending from the principal axis. A diaphragm defines a lower wall... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20100215523 - Fuel supply device: Male terminals 83 are respectively provided in terminal attachment portions 82 formed on a flange unit 7. Female terminals 84 and grommets 85 are provided for a harness 17. A seal lip portion 86 to be fitted into each of the terminal attachment portions 82 is formed on each of... Agent: Wenderoth, Lind & Ponack, L.L.P.

20100215524 - Sealed type rotary compressor: An object of the present invention is to promote oil separation in a sealed container, thereby decreasing the amount of oil discharged to the outside of a compressor. The compressor comprises discharge hole provided at positions facing the end surface of a rotor and through which a compressed refrigerant from... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100215525 - Sealed type rotary compressor: An object of the present invention is to promote oil separation in a sealed container, thereby decreasing the amount of oil discharged to the outside of a compressor. The compressor comprises discharge hole provided at position facing the end surface of a rotor and through which a compressed refrigerant from... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100215527 - Fan apparatus: A fan apparatus is provided and includes: a housing having a hollow cylindrical shape; a circuit board holding structure which is disposed in the housing so as to be located at the radially central part of the housing and which includes a plurality of slits extending axially; a circuit board... Agent: Fay Sharpe LLP

20100215526 - Electric machine with air cooling system: An electric machine comprising a stator having a stator winding, a housing accommodating the stator, a rotor, and an air gap having a generally cylindrical configuration. A plurality of circumferentially distributed, radial, first cooling gas ducts are provided in a stator core. Jets of cooling gas are directed to regions... Agent: O''shea Getz P.C.

20100215528 - Double standing valve sucker rod pump: A sucker rod pump with no travelling valve consisting of, from the bottom: hold down with pump inlet, lower standing valve, hollow coupling, upper standing valve suspended within the coupling, relief valve, hollow pump housing, solid piston within the housing, and barrel to clean and retain the piston in the... Agent: Molly D Mckay, P.C.

20100215529 - Damper device, high pressure pump having the same and manufacturing method of the same: Gas of a predetermined pressure, which is equal to or higher than the atmospheric pressure, is filled in a damper chamber of a damper member that includes first and second-side diaphragms. A first-side limiting portion of a first-side cover member and a second-side limiting portion of a second-side cover member... Agent: Nixon & Vanderhye, PC

20100215530 - Piston pump for a vehicle brake system, having a piston rod: The invention relates to a piston pump for a vehicle braking system, having a housing section and a piston that is displacably guided into the housing section. A receiving cap is provided for receiving an inlet valve. A sealing element is connected to the receiving cap for sealing the piston... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

08/19/2010 > patent applications in patent subcategories.

20100209259 - Evacuation apparatus: The present invention relates to an evacuation apparatus for evacuating a vacuum chamber of a substrate processing apparatus for processing a substrate such as a semiconductor wafer or liquid crystal panel. An evacuation apparatus according to the present invention includes a first vacuum pump connected to a vacuum chamber, and... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100209260 - Device for adjusting the stroke volume of hydraulic piston machines: A device for adjusting the swept volume of a first piston machine (1), of transverse axis design, and a second piston machine (2), of transverse axis design. The device including a common component (4), via which the swept volumes can be adjusted, and a valve (12) which, when a maximum... Agent: Davis & Bujold, P.l.l.c.

20100209261 - Variable displacement swash plate type compressor: Provided is a variable displacement swash plate type compressor including a cylinder block having a plurality of cylinder bores, a drive shaft rotatably supported by the cylinder block, a lug plate fixedly installed at the drive shaft, a swash plate rotated by the lug plate to vary its inclination angle,... Agent: Ballard Spahr LLP

20100209262 - Piston compressor: A piston compressor includes first and second cylinder blocks having an inlet port and a swash plate chamber, a drive shaft having first and second guide holes, and a swash plate having first and second supply ports. The swash plate chamber communicates with the inlet port and also with the... Agent: Knoble, Yoshida & Dunleavy

20100209263 - Modular fluid pump with cartridge: A modular fluid pump including: a pump motor that provides a motor force, a sealed housing cartridge removably coupled to the pump motor, wherein the housing cartridge is interchangeable with a replacement housing cartridge, a frame enclosed in the housing cartridge and having a plurality of rollers arranged on the... Agent: Schox PLC

20100209264 - Axial fan and method of manufacturing the same: A fan includes sloping surfaces arranged at an inner peripheral surface of an air channel portion that are shaped such that an air passage is enlarged in a cross sectional area in a direction normal or substantially normal to a central axis. The inner peripheral surface of the air channel... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20100209265 - Gas well dewatering system: Power and control logic configurations for gas well dewatering systems are provided. In one example, a reservoir is configured to contain hydraulic, lubricating fluid. An electric motor is configured to receive fluid from the reservoir for lubrication and a hydraulic pump powered by the electric motor is configured to receive... Agent: Schlumberger Reservoir Completions

20100209266 - Electric compressor integral with drive circuit: An electric compressor integral with a drive circuit incorporates a compression mechanism section, a motor for driving the compression mechanism section, and a motor drive circuit. A refrigerant gas chamber having a refrigerant gas expansion space, into which refrigerant gas is introduced, is formed between a drive circuit installation section... Agent: Baker Botts LLP C/o Intellectual Property Department

20100209267 - Infusion pump with integrated permanent magnet: Described herein is an infusion pump with an integrated permanent magnet. The permanent magnet is positioned to provide an attractive force that moves an armature to compress a fluid-filled infusion tube. An electromagnet can be activated to overcome the attractive force of the permanent magnet and move the armature away... Agent: Knobbe Martens Olson & Bear LLP

20100209268 - Low cost disposable infusion pump: Disclosed is a low cost, disposable, infusion pump. The infusion pump can include an integrated occlusion detector that detects both upstream and downstream occlusions in an infusion tube. In addition, the infusion pump can easily monitor flow rates through the infusion tube, and be quickly set to infuse at a... Agent: Knobbe Martens Olson & Bear LLP

20100209269 - Alternative piston pump for machines dispensing dyes, paints or similar products: An alternative piston pump, able to take in and dispense a determinate quantity of a dye, paint or similar product, comprising a container having a cylindrical cavity inside which a piston is able to slide axially, and a sleeve extendible axially and rigid radially, inserted into said cylindrical cavity and... Agent: Hamre, Schumann, Mueller & Larson, P.C.

20100209270 - Centrifugal fan: An impeller comprises an impeller body, a plurality of stems, a blade mounting member, and a plurality of blades. The stems radially extend with one end of each stem fixed to a portion of a circumferential wall of the impeller body in the vicinity of a suction port, and are... Agent: Rankin, Hill & Clark LLP

20100209271 - Fan motor apparatus having diffuser unit for vacuum cleaner: A fan motor apparatus of a vacuum cleaner having a diffuser unit is provided. The fan motor apparatus of a vacuum cleaner includes a fan motor unit into and from which an air stream is introduced and discharged in the same direction, and a diffuser unit having an air suction... Agent: North Star Intellectual Property Law, PC

20100209273 - Piston pump: A piston pump includes a pump mechanism configured to compress fluid sucked from an inlet port by increasing or decreasing a volume of a pump chamber which faces a front end of a piston by reciprocating the piston housed in a housing, a feed mechanism including a feed ring mounted... Agent: Buchanan, Ingersoll & Rooney PC

20100209272 - Variable displacement compressor: A variable displacement compressor comprises an opening-degree adjustment valve which is disposed in a flow passage between a suction port and a suction hole communicating with a cylinder bore and variably controls the opening area of the flow passage. The variable displacement compressor is characterized in that the resistance against... Agent: Baker Botts LLP C/o Intellectual Property Department

20100209274 - Damper device and high pressure pump having the same: In a housing, a damper member is placed in a fluid chamber communicated with a pressurizing chamber, at which a plunger is reciprocated to pressurize fuel, and an opening of the fluid chamber is covered with a cover member. The damper member includes first and second-side diaphragms. A first-side support... Agent: Nixon & Vanderhye, PC

20100209275 - Hydraulic cylinder having piston-mounted bypass valve: A hydraulic cylinder is disclosed. The hydraulic cylinder may have a tube, and a piston disposed within the tube and having a bore passing through the piston. The hydraulic cylinder may also have a valve element disposed within the bore and having a length shorter than a length of the... Agent: Caterpillar/finnegan, Henderson, L.L.P.

08/12/2010 > patent applications in patent subcategories.

20100202893 - Motor/pump assembly: A motor/pump assembly for a motor vehicle brake system including a pump and a motor driving the pump, the pump having opposite working diaphragms which are, in each case, mounted between a pump casing and a cover and thereby delimit a space and which can be moved by a crank... Agent: Ratnerprestia

20100202894 - System and method for re-building a pump: In accordance with one embodiment of the present disclosure, a method may include installing a first seal around a motor shaft. The method may also include installing a second seal around the motor shaft, wherein the second seal and the first seal may form a hydrodynamic seal when the motor... Agent: Baker Botts LLP

20100202897 - High pressure pump control: A feedback control loop for a high pressure pump modifies the accumulator velocity and pressure during solvent transfer. The accumulator velocity is adjusted to maintain the system pressure equal to the expected pressure to thereby eliminate the effect of the flow deficit created by a thermal effect.... Agent: Edwards Angell Palmer & Dodge LLP

20100202895 - Multi-chambered pump: A multi-chambered pumping system is provided comprising an input cylinder configured to pump a source substance into a vessel and an effluent cylinder configured to receive an effluent from the vessel. The cylinders regulate the pressure of the source substance input into the vessel and recover the pressure of an... Agent: Patent Docket Department Armstrong Teasdale LLP

20100202896 - Pump motor protector with redundant shaft seal: An electric submersible pump device having a motor part, a pump part, and a protector part. The protector part includes redundant shaft seal parts.... Agent: Schlumberger Reservoir Completions

20100202898 - Jet pump assembly: A jet pump assembly includes a fuel supply conduit, a first jet pump integrally formed as a single piece with the fuel supply conduit and in fluid communication with the fuel supply conduit, a second jet pump integrally formed as a single piece with the fuel supply conduit and in... Agent: Michael Best & Friedrich LLP

20100202899 - Aspirators: Aspirators for inflating devices such as (but not limited to) aircraft evacuation slides and rafts are detailed. Housings of the aspirators may be made of wound filaments of composite materials, reducing their weight as compared to conventional metal structures. Such actions as reconfiguring and repositioning jet nozzles within the housings... Agent: John S. Pratt, Esq Kilpatrick Stockton, LLP

20100202900 - Hydrostatic machine having a control device having a return element for controlling a regulating valve: The invention relates to a hydrostatic machine having an actuating device for adjusting a displacement volume of the hydrostatic machine, wherein the actuating device has a return element (3) for actuating a control valve (15) as a function of a position of the actuating device, wherein a valve unit (6)... Agent: Scully Scott Murphy & Presser, PC

20100202901 - Self lubricating pump: A self-lubricating water-cooled piston-style water pump has a unitary pump housing with a crankcase in direct water communication with the water pump inlet. A low pressure chamber is in direct water communication with the crankcase. A compression chamber is in direct pressurized water communication with a high pressure water manifold... Agent: Briggs And Morgan P.A.

20100202902 - Hydraulic apparatus: In a hydraulic apparatus, a first rotating member and a second rotating member are provided so as to be relatively rotatable with a same central axis, a cam is provided on the first rotating member, pistons are arranged on the second rotating member so as to be opposed to the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100202903 - Piston pump and operating method therefor: A piston pump for a hydraulic pressure generator in a vehicle brake system is described. The piston pump comprises a housing, in which a bore for receiving an eccentric shaft is formed. In the housing at least six cylinders for receiving one pump piston each are further provided. The cylinders... Agent: Macmillan, Sobanski & Todd, LLC

20100202904 - Screw compressor pulsation damper: A slide valve for use in a screw compressor comprises a main body portion configured for sliding in a pressure pocket of a screw compressor to regulate output of a working matter through screw rotors of the compressor. The main body of the slide valve includes a plurality of walls... Agent: Kinney & Lange, P.A.

20100202905 - Multi-functional bottom plate for centrifugal pumps, in particular for boiler circulation pumps: A closure bottom plate 1 for electric pump 100, in particular for a boiler circulation centrifugal pump, having an integrated system for removing the internal condensate, such plate being extremely easy to manufacture and assemble, comprises: a motor cover 2 cup-shaped and provided with coupling opening 21, arranged to be... Agent: Akerman Senterfitt

20100202906 - Safety clamp for walking beam compressor: Various methods and devices are provided for securing a walking beam compressor to a walking beam. In general, the walking beam compressor is a gas compressor unit that can be disposed around a piston rod extending from a walking beam of an oil well. The piston rod can be coupled... Agent: Nutter Mcclennen & Fish LLP

20100202907 - Peristaltic pump tubing with stopper and cooperative roller assembly housing having no moving parts: A peristaltic pump system includes elastomeric pump tubing and a roller pump. The pump tubing has a pumping segment and an inlet segment. The inlet segment has an inlet segment outer diameter. The pumping segment has a pumping segment outer diameter less than the inlet segment outer diameter. The roller... Agent: Stetina Brunda Garred & Brucker

20100202908 - Supply device: A supply device for the supply of pressure fluid into at least one vehicle brake or into a pressure fluid accumulator, wherein a piston is movably arranged in an accommodating member, a carrier bears a non-return valve arranged coaxially to the piston for the purpose of ventilating a working chamber... Agent: Ratnerprestia

08/05/2010 > patent applications in patent subcategories.

20100196168 - Pump end of stroke sensor: A prime mover includes a shaft assembly that is supported for reciprocal movement between first and second ends of a stroke, and that includes first and second portions having a first material, and a third portion in between the first and second portions, having a second material, different from the... Agent: Michael Best & Friedrich LLP

20100196169 - Pump apparatus: Vessels (10, 11, 12 and 13) are associated with an inlet manifold (14) passing to inlets (16), each controlled by a knifegate valve (17). The lower ends of the pots (10) and (12), and pots (11) and (13), pass material through respective outlet knifegate valves (22) to respective first (23)... Agent: John W. Wustenberg

20100196170 - System and method for monitoring and controlling oil return to compressor: A system and method for monitoring and controlling oil return to a compressor, characterized by monitoring and controlling oil level, oil temperature, and compressor outlet pressure, so as to determine whether the oil level is lower than a predetermined level threshold, whether the temperature in the lubricating oil box is... Agent: Rabin & Berdo, PC

20100196171 - Air-conditioning compressor: The air-conditioning compressor is provided with a casing 3, with a shaft 4 able to rotate about an axis 5, and with a torque-transmitting device 1 comprising a pulley 7, a rolling bearing 8 positioned inside the pulley 7 and comprising an inner ring 14, an outer ring 15 and... Agent: Skf Usa Inc.

20100196172 - Fuel supply system: A fuel supply system includes a feed pump pumping up fuel in a fuel tank, a filter removing a foreign matter contained in the fuel discharged from the feed pump, and a high-pressure pump pressuring and discharging the fuel toward an internal combustion engine. A fuel pipe introducing the fuel... Agent: Nixon & Vanderhye, PC

20100196174 - Ipm motor and vacuum inhaling apparatus using the same: Provided is a high speed and high efficiency IPM (Interior Permanent Magnet) motor and a slim type vacuum inhaling apparatus using the same, which establishes a passage path of introduced air into a path of air-cooling the inside of a stator and a circuit element to thus cool heat that... Agent: Cantor Colburn, LLP

20100196173 - Linear compressor: A linear compressor having an electromagnet; an oscillating body that moves back and forth in the alternating field of the electromagnet; a piston that is connected to the oscillating body and that reciprocates in a cylinder and delineates a pump chamber; and an elastically deformable plate that forms at least... Agent: Bsh Home Appliances Corporation Intellectual Property Department

20100196175 - Compressor having terminal plug assembly: A compressor may include a shell, a compression mechanism supported within the shell, a motor drivingly engaged with the compression mechanism, and a terminal assembly. The terminal assembly may include a cover secured relative to the shell, a terminal block fixed to the shell and in electrical communication with the... Agent: Harness, Dickey & Pierce, P.L.C

20100196176 - Diaphragm pump: A diaphragm pump (1) having a diaphragm (11), a solenoid with a movable magnetic armature (8) as a drive element for the diaphragm (11), and a stop element (9) for adjusting the stroke for the drive element (8). The diaphragm pump includes at least one elastic damper (36) between the... Agent: Volpe And Koenig, P.C.

20100196177 - Vibrating device and piezoelectric pump: A piezoelectric pump includes a piezoelectric element, an intermediate plate, and a vibrating plate. The piezoelectric element has a substantially flat plate shape. The intermediate plate is bonded to a principal surface of the piezoelectric element and applies a residual stress in a compressive direction to the piezoelectric element. The... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20100196179 - Fuel supply system for engine: When a flywheel rotates and a first magnet comes close to and opposes a fuel pump, a plunger is moved toward a partition wall of a pump chamber against an urging force of a spring by a magnetic repulsive force generated between the first magnet and a second magnet in... Agent: Dickstein Shapiro LLP

20100196178 - Metering pump: The invention relates to a metering pump for feeding out viscous materials, which pump comprises a housing having an inlet, connectable to a viscous material source, and an outlet; a valve body of cylindrical basic shape, which is rotatable into at least two positions by means of a drive unit,... Agent: Schwegman, Lundberg & Woessner, P.A.

20100196180 - Vacuum pump: A vacuum pump (10) has a pump rotor (16), an active magnetic bearing (20,21), a safety bearing (22,23) associated with the magnetic bearing (20,21), an electric drive motor (18) having a motor stator having a plurality of stator coils (191,192,193) for driving the pump rotor (16), a brake relay (42)... Agent: Fay Sharpe LLP

20100196181 - Pump device: A pump that enhances the flow of liquids in a system according to the movement of one or more generally planar oscillating members within a fluid flow chamber, as directed by rotation of a simple crank member.... Agent: Woodcock Washburn LLP

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


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