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Pumps January recently filed with US Patent Office 01/10

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.
01/28/2010 > patent applications in patent subcategories.

20100021311 - Mri compatible programmable valve pump: An implantable drug delivery system utilizing a non-magnetic valve/accumulator metering assembly is disclosed. The solenoids of the prior art, which respond to magnetic fields, are replaced by Shape Memory Alloy (SMA) wires and associated control electronics. By exploiting the inherent characteristics of SMA wires, which can expand and contract based... Agent: Nields, Lemack & Frame, LLC

20100021312 - Pump apparatus and method: Pump apparatus and method. The pump can include a valve assembly and a diaphragm. In some embodiments, the diaphragm can include a convolute that can deform in order to increase a volume of a pumping chamber to provide an internal fluid bypass when a pressure in the pumping chamber exceeds... Agent: Greenberg Traurig (phx)

20100021313 - Electronic control for a rotary fluid device: A fluid device system includes a fluid pump, an electric motor in engagement with the fluid pump, and a controller. The electric motor is adapted for rotation in response to an electric signal. The controller is adapted to communicate the electric signal to the electric motor. The controller includes a... Agent: Merchant & Gould PC

20100021314 - Method and apparatus for monitoring the performance of a compressor: A method of monitoring the operation of a compressor includes sensing a parameter on a housing of the compressor from a device placed on the housing, generating a representative sensor signal in response to the sensed parameter, transmitting from the device a data signal related to the representative sensor signal,... Agent: Lando & Anastasi, LLP

20100021315 - Method for controlling the capacity of a peristaltic pump and peristaltic pump: A method for controlling the flow rate of a peristaltic pump includes compressing a flexible tube, forming at least one occlusion region that moves cyclically downstream from the upstream end of the pump, and compressing the tube in the direction of a counter surface to form an occlusion. A peristaltic... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100021316 - Pump device: Pump device, particularly a dosing pump, which is intended for dosing at least one liquid substance by sucking the liquid along a suction hose/pipe (6) from one point to the pump (10) and feeding the liquid along an outlet pipe/hose (13) to another point. The pump device is located in... Agent: Joel D. Skinner, Jr. Skinner And Associates

20100021317 - Serial axial fan: A serial axial fan includes first and second axial fans. Each of the first and second axial fans includes a base portion and a plurality of support ribs arranged to connect the base portions to housings. The first and second axial fans are coupled together with the base portions thereof... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20100021318 - Compressor: A rotary valve (71) of a compressor is formed with a release path (71e) configured to release a high pressure residual refrigerant which have not been discharged in a compression and discharge stroke from one cylinder bores (B1) which is in an initial stage of its suction stroke to other... Agent: Foley And Lardner LLP Suite 500

20100021319 - Pump: A pump includes: a pump chamber for which a capacity is changeable; an inlet channel which allows a working fluid to flow into the pump chamber; an inlet side fluid resistance element disposed between the pump chamber and the inlet channel; an outlet channel which allows the working fluid to... Agent: Oliff & Berridge, PLC

20100021321 - Compressor: A compressor includes a compression mechanism, a motor coupled to the compression mechanism via a driving shaft, and a casing to accommodate the compression mechanism and the motor. The motor includes a stator, and a rotor disposed inside the stator and coupled to the driving shaft. The stator is spot-joined... Agent: GlobalIPCounselors, LLP

20100021320 - Electric compressor: The present invention relates to an electric compressor integrally including a compression mechanism and an electric motor, and an object thereof is to prevent the housing from being elongated in the axial direction and improve the sealability and the mountability of the compression mechanism. According to the present invention, a... Agent: Foley And Lardner LLP Suite 500

20100021322 - Diaphragm pump: In a diaphragm pump performing electrostatic atomization, occurrence of defects such as electrolysis of liquid is restricted and enables to electrostatic atomization smoothly. The diaphragm pump 10 comprises a pump chamber unit 1 and a diaphragm unit 2, and the diaphragm unit 2 has a diaphragm driving portion 2a by... Agent: Greenblum & Bernstein, P.L.C

20100021323 - Compressor comprising a compressed gas-assisted piston: A compressor includes a cylinder and a piston moveable in an oscillating manner in the cylinder and having transverse play in relation to a movement direction. An end face of the piston delimits a compression chamber in the cylinder. A diameter of the piston reduces toward the end face.... Agent: Bsh Home Appliances Corporation Intellectual Property Department

20100021324 - Vacuum pump: A vacuum pump includes shaft, two spaced from each other, dynamic gas bearings for supporting the shaft for rotation, and a pumping system arranged on the shaft between the two gas bearings and having two pumping sections which are so formed that compressed gas from each section is delivered in... Agent: Abelman, Frayne & Schwab

20100021325 - Two bolt adjustable centering system: A centering mechanism for a hydraulic pump, a hydraulic pump assembly and a method of assembling a hydraulic pump assembly. The pump assembly generally includes a hydraulic pump, a control arm, and a centering mechanism. The pump generally includes a pump housing, a pump mechanism operable to control a flow... Agent: Westman Champlin & Kelly, P.A.

20100021326 - Method fo pumping agglomerative liquid and method of producing recording medium: A method of pumping an agglomerative liquid includes providing a diaphragm pump defined herein and pumping the agglomerative liquid using the diaphragm pump, the diaphragm has an annular thickened portion in the peripheral portion thereof as defined herein, the pump head has at least one channel communicating the inner peripheral... Agent: Mcginn Intellectual Property Law Group, PLLC

20100021327 - Compressor: Compressor (1) having a region of pressure intermediate between discharge pressure and suction pressure (especially, crank chamber (10)), characterized in that a valve mechanism (21) is provided for introducing discharge gas into the region of intermediate pressure so as to render constant the difference between intermediate pressure and suction pressure.... Agent: Baker Botts LLP C/o Intellectual Property Department

01/21/2010 > patent applications in patent subcategories.

20100014987 - Control device for a power unit: The present invention refers to a control equipment for a pressure set, said pressure set being made up of a main pump and at least one auxiliary pump, characterised in that it comprises a housing fitted to the exit of the main pump, therewithin it is provided with: a pressure... Agent: Sturm & Fix LLP

20100014988 - Integrated electric compressor: There is provided an integrated electric compressor having a circuit configuration capable of decreasing the size thereof while restraining current ripples. In an inverter of the electric compressor, by providing a capacitor 13 and a reactor 14 between a power source and an inverter board 12, the ripples of a... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100014989 - Pump jack pump-off control method and pump jack control apparatus: It is an object of the invention to provide a pump jack pump-off control method and a pump jack control apparatus in which, even when the speed of a pump jack is reduced due to generation of a pump-off condition, the pump jack is not caused to stop due to... Agent: Sughrue-265550

20100014990 - Compressor unit: The invention relates to a compressor unit, in particular for underwater operation, wherein the stator of the motor is connected to a separate cooling means. It is an object of the invention to provide a cooling means for the stator of the electric motor, which cooling means firstly affords excellent... Agent: Siemens Corporation Intellectual Property Department

20100014991 - Engine speed dependent oil pump pressure regulation: In an exemplary embodiment, the momentum of oil-containing air rotating with a crankshaft counterweight in an engine crankcase is converted to static pressure by blocking the flow and directing the resulting static pressure through an orifice to a vent chamber wherein the pressure acts against a cam ring of a... Agent: General Motors LLC Legal Staff

20100014992 - Reciprocating positive-displacement compressors: A positive-displacement reciprocating compressor comprising a “non-conventional” crank mechanism which eliminates the amount of frictional force between the wall of the piston and the wall of the cylinder, whose characteristic feature is to have a planet (20) made of sintered material, with self-lubrication properties, allowing to eliminate bushings or similar... Agent: Young & Thompson

20100014993 - Electrical air pump assembly and inflatable product having the same: An inflatable product includes an inflatable body having an exterior wall defining at least one air chamber therein, at least one electrical air pump unit, an electrical switch connected electrically to the electrical air pump unit, and at least one controller. The controller is operable manually to activate the electrical... Agent: Dla Piper LLP (us )

20100014994 - Support of a pump drive wheel on the side of the starting component with an off-axis pump arrangement in an automatic transmission: A support for a pump drive wheel (4) on the clutch side of a pump with an off-axis pump arrangement in an automatic transmission, particularly in a dual clutch transmission, in which the pump drive wheel (4) is supported on the centering plate (7) of the pump (2).... Agent: Davis & Bujold, P.l.l.c.

20100014995 - Outer rotor type fan-motor: An outer rotor type fan-motor includes: a rotational shaft; a bearing assembly that rotatably supports the rotational shaft; a stator installed at an outer side of the bearing assembly; a permanent magnet assembly that covers an outer side of the stator at a certain distance and is installed at the... Agent: Ked & Associates, LLP

20100014996 - Positive displacement pump apparatus: A positive displacement pump apparatus (10) is disclosed for displacing a pumping fluid. The apparatus comprises one or more pump chambers (22) arranged in a pipe system for receiving the pumping fluid, the pipe system having at least one inlet (21′) which can be shut off by means of a... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20100014997 - Split-chamber pressure exchangers: The invention relates to split-chamber pressure exchangers. Split-chamber pressure exchangers are characterized in that the pressure exchange chambers and the pistons thereof are split in two. Each fluid passes through the corresponding chamber thereof, such that said fluids cannot be mixed. The cross sections of the chambers can be varied... Agent: Knobbe Martens Olson & Bear LLP

20100014998 - Diaphragm pump: A diaphragm pump comprises a housing, a motor supported by the housing, a drive assembly operably connected to the motor and a wobble plate operably connected to the drive assembly. The motor includes a drive shaft defining a rotational axis. The wobble plate orbits about the rotational axis of the... Agent: Michael, Best & Friedrich LLP

01/14/2010 > patent applications in patent subcategories.

20100008793 - Safety switch on a peristaltic pump: A peristaltic pump is provided that is configured to facilitate safe maintenance of the pump. The pump can comprise a pump body having a pump head and a head cover and a safety switch mechanism. The safety switch mechanism can comprise one or more sensors that allow the pump to... Agent: Knobbe Martens Olson & Bear LLP

20100008794 - Device and method employing shape memory alloy: A system for the metering and delivery of small discrete volumes of liquid is comprised of a small or minimal number of inexpensive components. One such component is a movable member, such as a miniature precision reciprocating displacement pump head, which is driven by an actuator that comprises a shape... Agent: Fulwider Patton LLP

20100008795 - Two chamber pumps and related methods: Two chamber pumps and related methods provide a platform for measuring flow rate in about real time without contacting the material being pumped. Pressure and optional temperature sensors disposed in a pressurized chamber allow for flow material delivery calculations after being calibrated or by knowing the initial volume of the... Agent: Luce, Forward, Hamilton & Scripps LLP

20100008796 - Pump assembly as well as method for the modular construction of a pump assembly: A pump assembly is provided with a pump (6) having one or more pump stages (10), wherein at least one of the components (12, 14) of the pump assembly, whose axial length depends on the number of pump stages (10). On at least one of its axial ends, the component... Agent: Panitch Schwarze Belisario & Nadel LLP

20100008797 - Electric pump unit and electric oil pump: An electric pump unit which comprises an outer rotor having a trochoidal tooth profile and an inner rotor which meshes with the outer rotor in such a state the inner rotor and the outer rotor are placed eccentric relative to each other for rotation and also comprises a pump part... Agent: Mcginn Intellectual Property Law Group, PLLC

20100008798 - Blower noise muffler apparatus and system: A system for dampening sound produced by an air blower such as that used to inflate an inflatable movie screen or other inflatable structures. The system can include an air blower and a muffler. The muffler is configured to reduce or dampen sound output from the air blower and includes... Agent: Workman Nydegger 1000 Eagle Gate Tower

20100008799 - Bore-hole pump: A bore-hole pump formed of stainless steel comprises a head part and a foot part, between which one or more pump stages are incorporated. The foot part serves to connect the pump to a drive motor. The pump includes inlet openings for fluid to be delivered. The foot part consists... Agent: Panitch Schwarze Belisario & Nadel LLP

20100008800 - Cooling fan unit and method for drawing out lead wires thereof: A cooling fan unit includes a hook groove locking a plurality of lead wires drawn out of a circuit board and being formed in a wall of a housing in a direction of drawing out the lead wires. The hook groove has a lead wire through path which extends substantially... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20100008801 - Reciprocating piston compressor: A compressor including a cylinder, the cylinder delimiting a compressor chamber having a circular cross-section and the cylinder having a longitudinal axis and including a front wall, the front wall of the cylinder having inlet and outlet openings for passage therethrough of a medium to be compressed; and a reciprocating... Agent: Bsh Home Appliances Corporation Intellectual Property Department

20100008802 - Compressor: A compressor having a shell formed by mutually coupling shell constitution members that are a closed-bottomed container-like housing and a front housing into which a drive shaft is inserted, a compression chamber forming body provided in the shell, and a coupling element for coupling and fixing the compression chamber forming... Agent: Baker Botts LLP C/o Intellectual Property Department

20100008803 - High-pressure small volume pump: c

20100008804 - Pump having improved and adjustable packing: A reciprocating type pump and method with an improved and customizable approach to varying axial pressure is provided. In one embodiment, a pump may be provided with a pump body, a piston reciprocally moveable within a bore of the pump body in response to a piston drive, and axially spaced... Agent: Graco Minnesota Inc

20100008805 - Valve assembly and system: A novel valve assembly is provided. In one embodiment, the valve assembly includes a seat plate that includes a fluid conduit and an impact bushing that is coupled to the seat plate at a position adjacent to the fluid conduit. The valve assembly also includes a sealing assembly that is... Agent: Fletcher Yoder (cameron International Corporation)

01/07/2010 > patent applications in patent subcategories.

20100003143 - Micro-fluidic system: The present invention provides a micro-fluidic system, a method of manufacturing the micro-fluidic system and a method of controlling or manipulating a fluid flow through micro-channels of such a micro-fluidic system. The inner side of the wall of the micro-channel is provided with actuator elements. The actuator elements have composite... Agent: Philips Intellectual Property & Standards

20100003145 - Compressor: A compressor (1) includes communication holes (83) penetrating through a valve plate (9) at positions opposite to regulation steps of a cylinder block (2) and communicating cylinder bores (3) and suction chamber (7), a rotary valve (71) configured to rotate with the drive shaft (10) and be in rotational slide... Agent: Foley And Lardner LLP Suite 500

20100003146 - Piston type compressor: A piston type compressor has a cylinder block, a cylinder bore formed in the cylinder block, a rotary shaft, a piston and a compression chamber formed in the cylinder bore. The piston is received in the cylinder bore and reciprocates in accordance with the rotation of the rotary shaft. The... Agent: Locke Lord Bissell & Liddell LLP Attn:IPDocketing

20100003144 - Pump apparatus: A pump apparatus which is expected to realize satisfactory work efficiency of an assembly operation, reduction of noise and suppression of rust comprises: two pump units (22 and 23); a valve unit (24) provided between the pump units (22 and 23); and a fastening means (36) for fastening the pump... Agent: Marshall, Gerstein & Borun LLP

20100003147 - Expander-integrated compressor: An expander-integrated compressor 200A includes a closed casing 1, a compression mechanism 2, an expansion mechanism 3, a shaft 5, an oil pump 6, and a heat insulating structure 30A. The oil pump 6 is disposed between the compression mechanism 1 and the expansion mechanism 3, and draws, via an... Agent: Hamre, Schumann, Mueller & Larson P.C.

20100003148 - Assistance and emergency backup for the electrical drive of a fuel pump in a turbine engine: The invention relates to a system for driving a fuel pump in a turbine engine, said system comprising an electric motor and fluid flow assistance means controlled by a control valve. In said system, the control valve is a regulator valve the opening of which is controlled as a function... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100003149 - Rear-positioned filter mount for use with a box or cage fan for reducing dust emission and improving interior air quality: A fan assembly including a pedestal supported and upwardly extending body. A control adjustable electric motor is secured to an upper end of the body. A fan subassembly includes a peripheral and depth defining shroud communicating a rear grate with a front grate. A plurality of rotatable fan blades are... Agent: Gifford, Krass, Sprinkle,anderson & Citkowski, P.c

20100003150 - Wear rings for downhole pump: A downhole pump for a well has a barrel and a plunger. The barrel has a passage extending along the length of the barrel, with the passage having an inside diameter. The plunger has an outside diameter and is received by the barrel passage for relative reciprocal movement. One of... Agent: Decker, Jones, Mcmackin, Mcclane, Hall & Bates, P.C.

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


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