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Pumps April category listing, related patent applications 04/10

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.
04/29/2010 > patent applications in patent subcategories.

20100104450 - Air-stable alkali or alkaline-earth metal dispensers: There are described dispensers (10; 20; 30; 40; 50; 60) of alkali or alkaline-earth metals, comprising deposits of getter materials (13; 23; 33; 43; 53; 63) and alkali or alkaline-earth metal sources (12, 22; 32; 42; 53; 63), in which the sources of alkali or alkaline-earth metal are protected from... Agent: Panitch Schwarze Belisario & Nadel LLP

20100104451 - Drip pump system and method: A system and method for pumping an underground drip includes a pump barrel housing with a plunger and an elongated stroke actuator cylinder sealed to the pump barrel that vertically reciprocates the plunger. The pump barrel and plunger are preferably vented to avoid vacuum lock during pumping. The plunger pumps... Agent: Gable & Gotwals

20100104452 - Pump assembly: The present embodiments relate to a pump assembly comprising a pump which in turn comprises a low side and a high side. The pump assembly comprises a first inlet conduit in fluid communication with the low side and the pump assembly is adapted to provide a first operation condition in... Agent: Kellogg Brown & Root LLC Attn: Christian Heausler

20100104453 - Pump with automatic return-to-zero pressure gauge: A pump includes a cylinder means, a handle and a hose. The cylinder means includes a base member, an outer cylinder, a linkage and an interior tube. A transverse air channel is disposed in the base member. A valve is installed in the outer cylinder and has a through-hole and... Agent: Kamrath & Associates P.A.

20100104454 - Variable displacement type compressor with displacement control mechanism: A variable displacement type compressor has a supply passage for supplying refrigerant gas to a pressure control chamber, a release passage for releasing the refrigerant gas from the pressure control chamber, a first control valve for controlling the amount of the refrigerant gas flowing through the supply passage, a check... Agent: Locke Lord Bissell & Liddell LLP Attn:IPDocketing

20100104455 - Stator and cooling fan having the same: A cooling fan includes a fan housing, a stator mounted in the fan housing and a rotor rotatablely supported by the stator. The stator includes a stator core, an insulating frame attached to the stator core and stator coils wound on the insulating frame and around the stator core. The... Agent: PCe Industry, Inc. Att. Steven Reiss

20100104456 - Hydro-pneumatic system with pressure limiting valve: A hydro-pneumatic system has an air powered motor driving a hydraulic pump with a pressure limiting valve that turns off air flow to the air motor when a hydraulic pressure output by the pump at a sense port of the valve reaches a certain limit. A valve element of the... Agent: Quarles & Brady LLP

20100104457 - Turbocharger: The turbocharger according to the invention has a rotor with a compressor wheel as well as a turbine wheel that is connected in a rotationally-fixed manner to the compressor wheel by means of a common shaft. The compressor wheel and the shaft are form-fittingly tensioned with one another, wherein respectively... Agent: Rader, Fishman & Grauer PLLC

20100104458 - pump: A pump that has a cavity (13) in which is located a non-elastomeric membrane (14). An inlet (24) opens into the cavity (13) and is associated with a valve (27). A valve (28) is likewise provided in an outlet (25). Also opening into cavity (13) is a port (22) to... Agent: Blakely Sokoloff Taylor & Zafman LLP

20100104459 - Micropump actuated by droplets: The invention relates to a micropump for which the pressure force is not limited by the electrowetting saturation angle, while being simple to manufacture. According to the invention, the microchannel (10) comprises an inlet orifice (11) and has a hydrophilic wall (12) extending from said inlet orifice (11). Displacement means... Agent: Pearne & Gordon LLP

20100104460 - Method of assembling a refrigerating compressor: A compressor comprising a sealed chamber delimited laterally by a shell, a drive shaft housed in the shell and guided relative to the other parts of the compressor via at least one bearing provided in a bearing support fixed to the internal wall of the shell. The method comprises steps... Agent: Oliff & Berridge, PLC

20100104461 - Multi-part modular airfoil section and method of attachment between parts: A fan system includes a motor, a rotatable hub, and a plurality of fan blades. Each of the fan blades includes a substantially rigid spine member, a resilient leading edge member, and a resilient trailing edge member. The leading edge member and trailing edge members are removably coupled with the... Agent: Frost Brown Todd, LLC

04/22/2010 > patent applications in patent subcategories.

20100098555 - Submersible water pump device: A submersible water pump device is provided. The submersible water pump device includes a housing that contains a stator and windings and a control circuit. A rotor with curved impeller blades, which is contained within the stator attached to the windings, is inserted into the proximal end of the housing.... Agent: Garlitz Bell, LLP

20100098556 - Vacuum conveyance system: The above-mentioned problem is solved by a vacuum carrying system comprising an ion pump (6) comprising a casing (1), a positive electrode (2) provided in the casing (1), a negative electrode (3) fixed to the inner wall of the casing (1) and located on the circumference of the positive electrode... Agent: Lawrence Y.d. Ho & Associates Pte Ltd

20100098557 - Hand operated pump: A hand operated pump for generating negative and positive air pressure. The pump includes a pump body having a pump cylinder and a piston mounted for reciprocation in the cylinder. A selector valve communicates with the cylinder and is moveable between a positive-pressure position and a negative-pressure position. The arrangement... Agent: Senniger Powers LLP

20100098558 - Vacuum pump or vacuum apparatus with vacuum pump: The invention relates to a vacuum pump or vacuum apparatus having a vacuum pump for the evacuation of one or a plurality of volumes, the vacuum pump having a plurality of pressure stages and at least two suction inlets. According to the invention, an outer suction inlet for a first... Agent: Thermo Finnigan LLC

20100098559 - Pump having a magnetically actuated control valve for suction regulation: The invention relates to a pump comprising a pump unit, an intake line, and a valve device associated with same for implementing suction regulation of the pump, and comprising an intake region downstream from the valve device as viewed in the direction of flow of the medium conveyed by the... Agent: Harness, Dickey & Pierce, P.L.C

20100098560 - Miniature heat-dissipating fan: A miniature heat-dissipating fan includes a stator and a rotor. The stator has a first leakage flux absorber, a coil layer arranged on the first leakage flux absorber, and a hole. The coil layer has a plurality of coils and the hole passes through the first leakage flux absorber and... Agent: Kamrath & Associates P.A.

20100098561 - Small sized heat dissipating fan: A small sized heat dissipating fan comprises a housing, a stator and a rotor. The housing includes a carrying base to hold the stator and rotor. The stator includes a magnetizing member having a plurality of coils, and a circuit board electrically connecting to the coils and having a driving... Agent: Kamrath & Associates P.A.

20100098562 - Pumping device: The invention relates to a pumping device comprising: a housing (1) whose front face (2) is at least partly formed by a block of transparent material (3), this block (3) containing a number of machine-drilled holes including at least one blind hole (4) forming a work chamber (17), at least... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20100098563 - Surface motor direct-drive sucker-rod screw pump device: A surface motor direct-drive sucker-rod screw pump device is driven by a vertical three-phase permanent magnet brush-less DC motor, and comprises a motor controller (6), a rectifying circuit, an inversion circuit, a CPU and a driving circuit. The motor controller (6) is used to adjust the voltage and frequency of... Agent: C. James Bushman

20100098564 - Self leveling dynamically stable radial bearing: A bearing configuration for use in electrical submersible pumps having improved stability. The bearing configuration comprised of a plurality of pads, each able to freely tilt and adjust to the surface of the shaft.... Agent: Bracewell & Giuliani LLP

20100098565 - Electric pump rotor and electric pump: An electric pump rotor is provided in which a magnet part can be easily formed, and at the same time, the weight of the magnet part can be reduced. The electric pump rotor has a ring-shaped magnet part with polar anisotropy in which north and south poles alternately appear in... Agent: Buchanan, Ingersoll & Rooney PC

20100098566 - Linear compressor: The present invention provides a linear compressor having an elastic body capable of reducing vibration transferred to a shell due to a motion of a moving part. The linear compressor includes a shell defining a hermetic space, a stationary part installed in the shell and having a mass of Mb,... Agent: Mckenna Long & Aldridge LLP

20100098567 - Piston pump: The present invention relates to a piston pump. A piston with at least one transverse bore and a longitudinal blind bore, has a plate element with an opening, arranged on the piston at an opening of the longitudinal blind bore. The invention includes an inlet valve, an outlet valve, and... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20100098568 - Mud pump systems for wellbore operations: A system for pumping a drilling fluid mixture, the system, in certain aspects, having a pump apparatus, the pumping apparatus having a body with an inlet and an outlet, a suction valve and a discharge valve in the body for selectively controlling flow through the body, or each valve having... Agent: National Oilwell Varco

04/15/2010 > patent applications in patent subcategories.

20100092306 - Compressor reverse rotation of variable duration on start-up: In a method of operating a compressor at startup, the compressor is rotated in reverse for a brief period of time. The compressor is of a type that does not compress liquid when rotated in reverse. The purpose is to boil off the liquid refrigerant from the oil by heating... Agent: Marjama Muldoon Blasiak & Sullivan LLP

20100092308 - Method of operating a safety vacuum release system: Embodiments of the invention provide a method of operating a safety vacuum release system (SVRS) with a controller for a pump including a motor. The method can include measuring an actual power consumption of the motor necessary to pump water and overcome losses. The method can include triggering the SVRS... Agent: Greenberg Traurig (phx)

20100092307 - Methods and systems for determining operating states of pumps: Embodiments of methods and systems for monitoring of pumps are provided. According to one embodiment of the invention, there is disclosed a method for determining operating states of pumps. The method may include receiving, by a controller from a first sensor communicating with a first pump, a first vibration measurement.... Agent: Sutherland Asbill & Brennan LLP

20100092309 - Drinking straw pump apparatus and method for using: The invention relates to a disposable drinking straw pump apparatus and method for using the apparatus. The apparatus contains a manual pump device and two unidirectional valves, which enable the user to direct the flow of liquid through the apparatus and into the user's mouth by compressing and releasing the... Agent: Polsinelli Shughart PC

20100092310 - Vehicle transmission with jet pump: The present disclosure relates to a vehicle transmission with jet pump. The jet pump includes a hydraulic control system that has a nozzle fitted between a first and second housing. The nozzle is separable from the first and second housing. The hydraulic control system is configured to produce a jet... Agent: Kristy J. Downing, Esq.

20100092311 - Displacement control valve for variable displacement compressor: The present invention provides a displacement control valve for a variable displacement compressor, the displacement control valve including a valve housing, in which a discharge chamber passage and a crank chamber passage are provided, and a valve body for opening and closing the valve, characterized in that a motor rotates... Agent: Hamre, Schumann, Mueller & Larson, P.C.

20100092312 - Wabble plate type variable displacement compressor: A wabble plate type variable displacement compressor comprises a rotation preventing mechanism of the wabble plate which includes (a) an inner ring provided movably in the axial direction although rotation is prevented, supporting a main shaft at the inner diameter portion to rotate relatively and to move relatively in the... Agent: Baker Botts LLP C/o Intellectual Property Department

20100092313 - Refrigerant compressor: The invention concerns a refrigerant compressor (1), in particular a semi-hermetic refrigerant compressor, with a compressor block (5) comprising several cylinders arranged in a star shape, a motor, whose rotor is unrotatably connected to a crankshaft (11) that comprises a crank pin (22) and is supported in a bearing (13)... Agent: Mccormick, Paulding & Huber LLP

20100092314 - Deep force pump for oil wells: Once the production route by the tubing has been selected, the stem travels through the inside of a guide whose upper end has a diameter adjusted to that of a rod which develops, increasing until it is connected to a barrel. The upper part of a anchor is arranged in... Agent: Bachman & Lapointe, P.C.

20100092315 - Fuel pump assembly: A fuel pump assembly for a fuel injection system comprises a drive shaft, at least two pump heads each of which is axially displaced along the drive shaft, each pump head having a respective plunger for pressurising fuel within a respective pump chamber, and at least two cams provided on... Agent: Delphi Technologies, Inc Legal Staff - M/c 483-400-402

20100092316 - Refrigerant compressor: The invention concerns a refrigerant compressor (1), particularly a semi-hermetic refrigerant compressor, with a housing (2), having in its bottom part (3) an oil sump (4), a compressor block (5) having at least one cylinder (6), in which a piston (7) is arranged, a crankshaft (11), which is supported in... Agent: Mccormick, Paulding & Huber LLP

20100092317 - Uniaxial eccentric screw pump: A uniaxial eccentric screw pump (11) in which an external screw type rotor (12) is fittingly inserted in an inner hole (13a) of an internal screw type stator (13), the rotor (12) and the stator (13) are separately, rotatably supported, and a rotation central axis of the rotor (12) and... Agent: Alleman Hall Mccoy Russell & Tuttle LLP

04/08/2010 > patent applications in patent subcategories.

20100086412 - Blower: A blower (1) comprises a blast fan (20) provided within a casing (10), a driving unit (30) for rotationally driving the blast fan (20), a dust-proof cover (60) provided so as to cover an air intake (11) of the casing (10) and a drive stop mechanism (70) for stopping the... Agent: Merchant & Gould PC

20100086413 - Electric compressor: There is provided an electric compressor capable of being actuated rapidly. During the time when the operation of an automotive air conditioner is stopping, by heating a motor 12, a refrigerant on the outlet side 11b of a compressor body 11 is heated. Thereby, the temperature of refrigerant on the... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100086414 - Hybrid internal combustion engine and air motor system and method: A hybrid internal combustion engine and air motor system is provided and includes at least one chamber having a drivable member and at least one intake valve and at least one exhaust valve, and a reservoir connected to the chamber through at least one of the intake valve and the... Agent: Wrb-ip LLP

20100086415 - Reciprocating compressor: In a reciprocating compressor with delivery rate control the actuation device (3) for the valve unloader (2) of the suction valve (1) to be held open comprises as drive an electric motor (5), whose driven element (6) in conjunction with the non-rotating lifting element (10) of the valve unloader (2)... Agent: Dykema Gossett PLLC

20100086416 - Thermo-pneumatic peristaltic pump: A thermo-pneumatic peristaltic pump. A heating base board includes at least one heater. A membrane disposition board is disposed on the heating base board and includes at least one membrane chamber. The membrane chamber includes a first chamber body and a second chamber body. The first chamber body connects to... Agent: Quintero Law Office, PC

20100086417 - Motor pump unit, in paticular for vehicle power steering: A motor/pump unit includes a housing and at least one of: an external tank; an ECU axially disposed at the housing of the motor/pump unit; an ECU radially disposed at the housing of the motor/pump unit; electrical connector plugs of the ECU that are radially disposed; electrical connector plugs to... Agent: Macmillan, Sobanski & Todd, LLC

20100086418 - Noise-supppression pump apparatus and method: An aromatherapy air pump is damped and largely isolated against acoustic and mechanical transmission of vibrations in three dimensions by a combination of containment within multiple, nested housings and standoffs provided by elastomeric supports having anisotropic geometry. An elastomeric liner as well as unstable legs, physical separations, and hermetic seals... Agent: Earl Vaughn Sevy

20100086419 - Membrane suction pump unit: A membrane suction pump unit has a dimensionally stable membrane frame (1), a dimensionally stable monobloc membrane cover (3), which has a pump chamber (31) with a floor region and a side wall (36) encircling the floor region and widening outwards away from the floor region, and a monobloc pump... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP

20100086420 - System for impelling a fluid by recirculation from a low-pressure medium to a high-pressure medium: The system comprises a cylindrical recirculator (1), with a membrane concentrically fitted therein (6) for defining two chambers, one front chamber (8) and another outer one (9), in such a way that fluid flowing into either chamber causes expansion or constriction of the actual membrane (6) and corresponding impelling of... Agent: Wenderoth, Lind & Ponack, L.L.P.

20100086421 - Peristaltic pump: A peristaltic pump having a plurality of pressors which compress a tube portion according to an orderly sequence. The pump is capable of determining a fluid flow inside the tube portion. The pressors are balancing or tilting pressors pivoted around a mutual axis and operated by corresponding motion means, which... Agent: The Webb Law Firm, P.C.

04/01/2010 > patent applications in patent subcategories.

20100080712 - System and method of disabling an hvac compressor based on a high pressure cut out: A system and method is provided for monitoring a system pressure to infer whether a high pressure cut out (HPCO) switch has opened disabling a heating, ventilating, and air conditioning (HVAC) compressor. A system and method are also provided for determining whether to disable the HVAC compressor based on a... Agent: Conley Rose, P.C.

20100080713 - System and method of disabling an hvac compressor based on a low pressure cut out: A system and method is provided for monitoring a system pressure to infer whether a high pressure cut out (HPCO) switch has opened disabling a heating, ventilating, and air conditioning (HVAC) compressor. A system and method are also provided for determining whether to disable the heating, ventilating, and air conditioning... Agent: Conley Rose, P.C.

20100080714 - Controller for a motor and a method of controlling the motor: A pump system. The pump system includes a pump, a motor coupled to the pump, a sensor coupled to a power source, and a controller. The motor operates the pump. The sensor detects an electrical characteristic of the power source. The controller executes a fault check, controls the motor, detects... Agent: Michael Best & Friedrich LLP

20100080715 - Portable pumping device: A portable pumping device includes a pumping operation portion that forms an inlet port and an outlet port and includes a pump encased in a casing on which a switch is mounted for controlling power supply to the pump. An accommodation case includes an upper cover and a lower base.... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20100080716 - Rotor and cooling fan having the same: A cooling fan includes a base, a stator mounted on the base and a rotor rotatablely supported by the stator. A central tube is formed at a central portion of the base for mounting the stator thereon. The rotor includes a hub, a hollow shell, a permanent magnet and a... Agent: PCe Industry, Inc. Att. Steven Reiss

20100080717 - Fan motor for combustion-powered tool: A fan motor is adapted to be mounted in a combustion-powered tool. The combustion-powered tool has a housing. The fan motor includes a fan unit, a motor for driving the fan unit, a vibration-absorbing unit, and a clamping unit. The vibration-absorbing unit includes a rigid support that is adapted to... Agent: Townsend And Townsend And Crew, LLP

20100080718 - Pressure booster with double-seat valve: The invention relates to a pressure booster (1) for fluids, in particular hydraulic fluids, having a booster piston (2) which is embodied as a differential piston and having a control piston unit (5), wherein the pressure booster (1) is embodied such that the low-pressure side (NA) of the booster piston... Agent: Pauley Petersen & Erickson

20100080719 - Peripheral discharge tube axial fan: A mixed flow fan assembly includes an electric motor, an impeller having a hub enclosing the motor, and a plurality of fan blades spaced circumferentially around the hub. The fan assembly also includes an axis of rotation extending through the hub, an annular venturi radially surrounding the impeller, and a... Agent: Renner Kenner Greive Bobak Taylor & Weber

20100080720 - Control unit, tube unit, and micropump: A micropump includes: a tube unit including an elastic tube, one portion of which is disposed in an arc shape, a plurality of fingers, which are disposed radially from the direction of the radius point of the arc shape of the tube, and a guide frame, which holds the tube... Agent: Harness, Dickey & Pierce, P.L.C

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


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