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Pumps February patent applications/inventions, industry category 02/10

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.
02/25/2010 > patent applications in patent subcategories.

20100047079 - Method for the predictive closed-loop control of a linear drive or of a linear compressor and linear drive or linear compressor subject to predictive closed-loop control: A method for closed-loop control of a linear drive including a stator, a rotor configured for reciprocating movement along a drive axis therein, and a drive coil through which coil current flows, in particular for a linear compressor including a piston housing and a compressor piston configured for reciprocating movement... Agent: Bsh Home Appliances Corporation Intellectual Property Department

20100047080 - Method of operating a pumping system: A pumping system for evacuating an enclosure comprises a pumping mechanism (30), a motor (32) for driving the pumping mechanism, and a controller (36) for controlling the motor. The controller sets a maximum value for a rotational frequency of the motor and a maximum value for a current in the... Agent: Edwards Vacuum, Inc.

20100047081 - Control apparatus and control method for negative pressure generating apparatus: A control apparatus for a negative pressure generating apparatus that includes an ejector that generates a negative pressure whose magnitude is larger than that of a negative pressure to be taken from an intake passage in an intake system for an internal combustion engine provided in a vehicle; and state... Agent: Oliff & Berridge, PLC

20100047082 - Fan system and detector thereof: A fan system including a motor, a driving unit, and a detector is disclosed. The driving unit is electrically connected to the motor and generates a driving signal to drive the motor and a detection signal. The detector is electrically connected to an output terminal of the driving unit and... Agent: Birch Stewart Kolasch & Birch

20100047083 - High pressure pump of variable displacement: A variable-volume pump comprises one or more reciprocating pistons within respective reciprocating cylinders. The phase relationship between the reciprocating piston(s) and the reciprocating cylinder(s) determines the volumetric output of the pump.... Agent: Seldon & Scillieri

20100047084 - Fuel pump device: A fuel pump device includes a fuel pump in which pressure-generating components in the form of a movable piston movable through a cylinder in the fuel pump together are operable to pressurize the fuel in a chamber exposed to the components to high pressure. To prevent the clearance between the... Agent: Ostrolenk Faber Gerb & Soffen

20100047085 - Portable air compressor: A wheelbarrow compressor is disclosed that includes first and second reservoirs having first and second portions, a handle assembly attached with the first portion and a wheel assembly attached with the second portion, and at least one first secondary handle and at least one second secondary handle. The at least... Agent: Michael, Best & Friedrich LLP

20100047086 - Fuel pump: A housing has a compression chamber and a first passage, through which the compression chamber communicates with an accumulation chamber. A discharge valve is provided in the first passage and configured to open to supply fuel from the compression chamber to the accumulation chamber in response to increase in pressure... Agent: Nixon & Vanderhye, PC

20100047087 - Rotary compressor: A rotary compressor includes a rotation compression element, a discharge port and a muffler. The rotation compression element is configured to compress gas as a result of rotation of a crankshaft about a rotation axis. The discharge port is configured to discharge the gas compressed by the rotation compression element.... Agent: GlobalIPCounselors, LLP

20100047090 - Fuel delivery module: A fuel delivery module comprising a substantially fuel tight housing having a fuel inlet and at least one fuel outlet, a fuel pump located in a first chamber defined within the housing, said fuel pump comprising an electric motor and a positive displacement pump assembly drivingly connected to the motor... Agent: Delphi Technologies, Inc.

20100047089 - High temperature monitoring system for esp: An electric submersible pump device, comprising an electric motor having stators and coils; a pump coupled with the electric motor; a thermocouple or RTD for measuring temperature of the motor windings.... Agent: Patent Counsel Schlumberger Reservoir Completions

20100047091 - Motor-pump unit: The invention relates to a motor-pump unit having an electric motor and a pump, the pump having a suction inlet and a pressure outlet, and the electric motor comprising a motor housing which is enclosed by a cooling housing, whereby a cavity is formed, it being possible for cooling liquid... Agent: Lipsitz & Mcallister, LLC

20100047088 - Roller vane pump with integrated motor: A pump includes a housing with an inlet and an outlet, and a stator that generates a rotating magnetic field and defines a pumping chamber. A rotor mounted for axial rotation within the pumping chamber has salient poles to interact with the field. The rotor mounts eccentrically such that a... Agent: Edwards Angell Palmer & Dodge LLP

20100047092 - Piezoelectric fan, method of cooling a microelectronic device using same, and system containing same: A piezoelectric fan comprises a blade (110, 210, 310, 410, 510, 610), a piezoelectric actuator patch (120, 220, 320, 420, 520 ,620, 811) adjacent to the blade, and a piezoelectric sensor patch (130, 230, 330, 430, 530, 630, 812) adjacent to one of the piezoelectric actuator patch and the blade.... Agent: Intel Corporation C/o Cpa Global

20100047093 - Compressor: A compressor has a hermetic container filled with a lubricant and accommodates an electric element provided with a stator and a rotor and a compressing element, wherein the compressing element includes a shaft, a cylinder block, a piston, a connection mechanism, a bearing, and a thrust ball bearing provided between... Agent: Brinks Hofer Gilson & Lione/panasonic

20100047094 - Amphibious modular pumps: “Modular Amphibious Pumps.” The objective of this invention is to provide a modular pump (1) that can be installed in a series, that has a special volute (11) and impeller (12), and that can allow the entry of larger particles without damaging the system.... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20100047096 - Turbo vacuum pump and semiconductor manufacturing apparatus having the same: A turbo vacuum pump is suitable for evacuating a corrosive process gas or evacuating a gas containing reaction products. The turbo vacuum pump includes a casing having an intake port, a pump section comprising rotor blades and stator blades housed in the casing, bearings for supporting the rotor blades, a... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100047095 - Vacuum pump: A vacuum pump (10) has a vacuum-tight housing (12) and having a gas-tight electrical leadthrough assembly (20) for producing an electrical connection between an electrical component (14,16,18) within the housing (12) and the exterior of the housing. The leadthrough assembly (20) is formed by a housing opening (22), by a... Agent: Fay Sharpe LLP

20100047097 - Roller vane pump with integrated motor: A pump includes a housing with an inlet and an outlet, and a stator that generates a rotating magnetic field. A pressure boundary assembly defines a pumping chamber. A rotor mounted for axial rotation within the pumping chamber has salient poles to interact with the field. The rotor mounts eccentrically... Agent: Edwards Angell Palmer & Dodge LLP

20100047098 - Peristaltic pump: A peristaltic pump, for propelling liquid through a flexible pump tube, includes an outer casing having a guiding channel wherein an operating portion of the pump tube extends along the guiding channel. The peristaltic pump further includes at least two pressuring rollers supported at the outer casing in a radially... Agent: David And Raymond Patent Firm

20100047099 - Micropump: A micropump includes: a tube unit which includes a tube having elasticity and a circular-arc-shaped part and a tube guide frame for holding the tube; a control unit which has a plurality of fingers extending from the center of the circular-arc shape of the tube in the radial directions, a... Agent: Harness, Dickey & Pierce, P.L.C

20100047100 - Tube pump and rotor for tube pump: A tube pump rotor including a rotor element, a plurality of first swing portions supported pivotally at their base end portions by the rotor element, second arm-shaped swing portions supported pivotally at their base end portions individually by the first swing portions, rollers supported rotatably by the individual free ends... Agent: Patterson, Thuente, Skaar & Christensen, P.A.

02/18/2010 > patent applications in patent subcategories.

20100040481 - Device for controlling the opening and closing of a clamp in a positive displacement pump: A device for controlling the opening and closing of a clamp intended to seal a flexible tube, for example in a positive displacement pump, includes: a housing that can be closed with a door; a tube placed inside the housing; a clamp also placed in the housing, which cooperates with... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100040482 - Ejectors with separably secured nozzles, adjustable size nozzles, or adjustable size mixing tubes: An ejector comprising a motive inlet, a motive nozzle separably secured to the motive inlet, a suction chamber about the motive nozzle, a suction fluid inlet to the suction chamber, a mixing tube in fluid communication with the suction chamber and the motive nozzle, a diffuser in fluid communication with... Agent: Sutherland Asbill & Brennan LLP

20100040483 - Compressible fluid pumping system: An invention is claimed that enables the pumping of compressible fluids at high pressures when an accurate flow is desired. Two pressure sources, for example pumps plumbed in series, separate thermodynamic work, such as pressurization, at the first pressure source from a volumetric or matter metering function in the second... Agent: Kendal M. Sheets

20100040484 - Variable volume clearance pocket for a reciprocating compressor cylinder: A controllable variable volume clearance pocket for reciprocating compressor cylinders is disclosed. The invention includes a device for varying the clearance volume of a variable volume clearance pocket in a controlled manner. The device can be used repeatedly to change the compressor cylinder clearance volume as required to control compressor... Agent: Hasse & Nesbitt LLC

20100040485 - High pressure dual-action hydraulic pump: A high pressure pump includes a pump housing. A piston rod located within the pump housing defines a plurality of pump cavities and a plurality of piston cavities. Movement of the piston within the piston cylinder pumps the fluid from the piston cavities out of the high pressure pump. The... Agent: Quinn Law Group, PLLC

20100040486 - High pressure pump: An ultrahigh pressure pump includes a frame; a crankshaft having a journal; and at least one telescoping pump subassembly having inner and outer ends. The outer end is carried by the frame pivot so as to allow pivotal swinging movement of the pump subassembly, and the inner end is attached... Agent: Trego, Hines & Ladenheim, PLLC

20100040487 - Device for adjusting the flow rate of a mobile oil-injected screw-type compressor: Improved device (7) for adjusting the flow rate of a screw-type compressor (1) supplying compressed gas, consisting of a control valve (14) which supplies a control pressure (Pn) which is in proportion to the gas pressure (Pw) as of a gas pressure (A); an electronic speed controller (20) which sets... Agent: Bacon & Thomas, PLLC

20100040488 - Motor and electric pump: In a motor comprising a stator and a rotor disposed in an inner circumference of the stator, the stator comprises a substantially cylindrical stator core and coils made up of wound conductors, and the stator core comprises an outer circumferential portion which constitutes an outer circumferential wall of the stator... Agent: Mcginn Intellectual Property Law Group, PLLC

20100040489 - Tubular pump: A tubular fluid pump is provided. The pump includes a chamber for receiving and discharging fluid, and a squeezing mechanism for pumping fluid through the chamber. The chamber has a first end with a first opening, a second end with a second opening, and a length of resilient tubular material... Agent: Mccarter & English, LLP Stamford

20100040490 - Volumetric infusion pump and method: In a first embodiment, an electromagnetic pump has a housing including first and second spaced apart electromagnets. A controller for controlling the magnets and a power source for powering the electromagnets within the housing. A removable cassette is in engagement with the housing between the first and second electromagnets and... Agent: Jansson Shupe & Munger Ltd.

20100040491 - Disposable centrifugal blood pump with magnetic coupling: A disposable centrifugal blood pump with magnetic coupling provides a centrifugal blood pump with magnetic coupling which is simple in structure of disposable parts with low cost. Therefore, a housing as the disposable part includes a rotor having pole faces extending on the outer-peripheral surface and projecting inward from the... Agent: Schwegman, Lundberg & Woessner, P.A.

20100040492 - System and method for reducing thrust acting on submersible pumping components: A technique is provided to facilitate pumping of fluids in a well environment. A submersible pumping system having a submersible pump incorporates features that manage thrust loads resulting from rotating impellers. The thrust reducing features cooperate with the action of the impellers in one or more pump stages to reduce... Agent: Schlumberger Reservoir Completions

20100040494 - Ceiling fan: A ceiling fan includes a motor for rotating multiple blades. This motor includes a hollow shaft that is disposed upright on the center of a disc-like stator, and a rotor around an outer periphery of the stator. The rotor integrally rotates with the blades. This motor further includes a cylindrical... Agent: Wenderoth, Lind & Ponack L.L.P.

20100040493 - Centrifugal turbine blower with gas foil bearings: Disclosed is a centrifugal turbine gas blower with foil bearings for use with a fast axial flow laser. The blower utilizes variable components in order to operate at different speeds for multiple applications. In addition, a bypass load has been incorporated to avoid a surge condition. The blower utilizes foil... Agent: Ward & Olivo

20100040496 - Device for driving a piston pump: In a device for driving a piston pump, including at least one cam (10) mounted on a camshaft (4) and cooperating with the pump piston (3), or a component arranged between the cam (10) and the pump piston (3), to generate a reciprocating movement of the pump piston (3), wherein... Agent: Fitch, Even, Tabin & Flannery

20100040495 - Piston-driving rod arrangement for reciprocating compressor: The arrangement is applied to a reciprocating compressor comprising a reciprocating piston and a driving rod having one end coupled to a driving means and an opposite end cooperating with a joint pin mounted to the piston, and carrying one coupling longitudinal extension fitted in the joint pin and there... Agent: Darby & Darby P.C.

20100040497 - Poppet valve assembly: A novel valve assembly is provided. In one embodiment, the valve assembly includes a seat plate having a plurality of fluid conduits. The valve assembly may also include a plurality of poppet assemblies. In some embodiments, a poppet assembly of such a plurality includes at least one fluid port and... Agent: Fletcher Yoder (cameron International Corporation)

02/11/2010 > patent applications in patent subcategories.

20100034664 - Sprinkler-compatible ceiling fans: In the event of a fire, in some examples, a ceiling fan stops its fan blades at a predetermined position so as to avoid obstructing the spray from an overhead sprinkler head. The fan can be stopped by various means including, but not limited to, a spring loaded roller engaging... Agent: Hanley, Flight & Zimmerman, LLC

20100034665 - Control system for a pump: The present invention relates to pumps comprising variable frequency drive means and methods for operating such pumps. The inventive method for operating a pump (1) comprises the steps of obtaining values of operating parameters of the pump (1) indicating pump conditions, communicating said values of operating parameters from variable frequency... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20100034666 - Electronic camshaft motor control for piston pump: A two (or more) piston pump system (10) is provided with both pumps (12) being crank (14) driven. The system does not have a mechanical camshaft, but a software algorithm, which acts like one in controller (20). The algorithm will LEARN and create a unique speed profile, which will mimic... Agent: Graco Minnesota Inc

20100034667 - Electrokinetic micropump: For this purpose, the electrokinetic micropump comprises a multichannel structure 810 made of non-conducting material, for example, a piece of a polycapillary column. The inlet and outlet end of this structure are adjacent to electrode sections 803, 804 having openings 821, 822 for inlet and outlet of the pumped liquid.... Agent: Mcdermott Will & Emery LLP

20100034668 - Vacuum pumping system with a plurality of sputter ion pumps: In a vacuum pumping system with a plurality of sputter ion pumps the considerable reduction in its overall axial size and weight is achieved by utilizing a plurality of axially superimposed sputter ion pumps and a common magnetic circuit, which comprises a pair of external magnets located at opposite axial... Agent: Varian Inc. Legal Department

20100034669 - Reusable vacuum pumping apparatus with nanostructure material: According to one embodiment, a vacuum system comprises a vacuum chamber, a construct of nanotubes, and a heat source. The vacuum chamber contains one or more gases. The construct of nanotubes is located proximate to the vacuum chamber and is operable to absorb or adsorb gases from the vacuum chamber.... Agent: Baker Botts LLP

20100034670 - Hydro column: A Self Priming Gravity Wave Water Pump, Double Acting, vertically Self Adjusting incorporating a Submerged Column Platform as shown in FIG. 4A, the submerged column platform (22) can be tethered (28) or secured by a pivot to a weight (29) or fixed into the water bed (31). The column (22)... Agent: Dinsmore & Shohl LLP

20100034671 - Pistonless compressor: The invention relates to a compressor (1) for the compressing of gaseous medium with at least one compressor cylinder (4a; 4b; 4c; 4d; 4e) which is connected with an inlet duct (6) and with an outlet duct (7) for the medium, an operating fluid (5), in particular an ionic operating... Agent: The Boc Group, Inc.

20100034672 - Piston compressor: The present invention provides a piston-type compressor that effectively reduces the quantity of oil flowing out of the compressor by assuring a full centrifugal separation effect to be induced as a shaft rotates without having to install a complicated oil separation mechanism. In a piston-type compressor in which a working... Agent: Rader Fishman & Grauer PLLC

20100034673 - Suction device for dental, medical and industrial purposes: A suction device for dental, medical and industrial purposes is described which includes a radial fan with a suction side and a delivery side. An air outlet of a centrifugal separator is connected to the suction side of the radial fan. At least one drive motor controlled by a control... Agent: Factor & Lake, Ltd

20100034674 - Electric fuel pump capable of supplying fuel at high flow rate: An electric fuel pump is disclosed which includes a pump portion, a motor portion, a housing, and a fuel passage. The pump portion pressurizes fuel. The motor portion drives the pump portion. The motor portion includes a rotor with a rotating shaft and a stator that surrounds an outer periphery... Agent: Nixon & Vanderhye, PC

20100034675 - Vacuum pump provided with a device for its deactivation: A vacuum pump has inside the pumping chamber valves intended to control the operation by opening and closing during the suction and delivery cycle of the pump. The valves or parts connected thereto are formed at least in part by a ferromagnetic material. A magnetic inductor is applied outside a... Agent: Young & Thompson

20100034676 - Mounting structure of linear compressor: The present invention discloses a mounting structure of a linear compressor, comprising: a shell which is a hermetic space, a connection terminal for supplying power being fixed to one side of the shell; a main body frame installed in the shell, one end of a cylinder forming a compression space... Agent: Mckenna Long & Aldridge LLP

20100034677 - Dual-powered airflow generator: A dual-powered airflow generator comprising: a primary fan motor powered from a primary power source and an auxiliary fan motor powered from a secondary power source. In one embodiment, the primary fan motor has a first drive shaft wherein operation of the primary fan motor causes a desired airflow at... Agent: Hitt Gaines P.C.

20100034679 - Refrigerant compressor, piston of a refrigerant compressor and piston arrangement: The invention concerns a refrigerant compressor with a cylinder, in which is arranged a piston (5) that is connected to a crankshaft via a connecting rod (14), the connecting rod (14) having a piston eye (18), through which a bolt (17) inserted in the piston (5) is guided. With such... Agent: Mccormick, Paulding & Huber LLP

20100034678 - Variable ratio hand pump: A hand operated hydraulic pump has a cam that is pivoted by a compensation cylinder that rotates the cam so as to move the pivot of an operating handle closer to the pump plunger as the output pressure of the pump increases.... Agent: Quarles & Brady LLP

02/04/2010 > patent applications in patent subcategories.

20100028164 - Fan filter unit: A fan filter unit includes a plurality of fan motors, a plurality of detectors, a total controller, and a filter. Each of the fan motors includes a fan and a motor. The total controller performs a feedback control to the respective fan motors so that the detected rotating speeds are... Agent: Ratnerprestia

20100028165 - Oil-flooded screw compressor, motor drive system, and motor control device: An oil-flooded screw compressor according to the invention comprises: a casing; a pair of rotors each having screw-thread-shaped groove and being housed in the casing; an electric motor for rotationally driving the pair of rotors; a control device for controlling the electric motor; an oil feeding mechanism for feeding oil... Agent: Antonelli, Terry, Stout & Kraus, LLP

20100028166 - Submersible pump with integrated liquid level sensing and control system: In accordance with one embodiment of the present invention, there is provided a submersible pump that includes a pump housing forming a main compartment for receiving a pump impeller and having liquid entrance and exit openings in said main compartment, and an impeller mounted in the main compartment. The pump... Agent: Nixon Peabody LLP

20100028167 - Internal combustion engine and method of controlling the same: Immediately after startup of the engine, secondary air is supplied by an air pump into each exhaust branch passage via a secondary-air supply passage. A pressure sensor is disposed in the secondary-air supply passage. An output voltage of the pressure sensor decreases as the battery voltage decreases. When the battery... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100028168 - Drive unit and vehicle: A drive unit that includes a solenoid device that includes: a solenoid section having a movable portion that abuts on a case to arrive at an initial state when de-energized; a pump section axially sliding in association with a movement of the movable portion by an electromagnetic force of the... Agent: Oliff & Berridge, PLC

20100028169 - Hydraulic device having an alignment component: The present disclosure is directed towards a hydraulic device. The hydraulic device may include a rotor, a plurality of piston members extending from the rotor, and a plurality of piston sleeves receiving the plurality of piston members. Each piston sleeve may have a piston receiving end and a piston sleeve... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20100028170 - Device for delivering a liquid, the device comprising a pump and a valve: The invention relates to a device for delivering a liquid, which device comprises a pump, and an anti-siphon valve external to the pump and having an inlet channel connected to the outlet duct of the pump, and an outlet channel, between which channels a seat and a moving member are... Agent: The Webb Law Firm, P.C.

20100028171 - Control system and method for pump output pressure control: A pump system includes pump having a control feature which, responsive to a supply of pressurized working fluid, reduces the pressure of the working fluid pressurized by the pump. The control feature is connected to the output of the pump by a regulating valve. The control feature receives pressurized working... Agent: Magna International, Inc.

20100028172 - Vehicle transmission with fluid pump having a recirculation circuit: The present disclosure relates to a vehicle transmission with fluid pump having a recirculation circuit. The recirculation circuit is configured to direct fluid from an outlet of the pump to an inlet during pump cycling. A method of manufacturing a fluid pump for use in a vehicle transmission is also... Agent: Kristy J. Downing, Esq.

20100028173 - Inverter-integrated electric compressor: It is an object to provide an inverter-integrated electric compressor capable of enhancing the cooling of high-voltage components, which generate a large amount of heat, among components of an inverter device disposed inside an inverter box integrated with a housing. An inverter-integrated electric compressor (1) for a vehicle air conditioner... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100028174 - Check valve having integrally formed seat and seal body: A valve assembly includes first and second conduits having respective first and second flanges in abutment with each other, a stopper in the second conduit, and a valve body secured between the first and second flanges. The valve body includes a body bore in communication between the first and second... Agent: Michael Best & Friedrich LLP

20100028175 - Electric compressor for vehicle air conditioner: An electric compressor for a vehicle air conditioner capable of preventing refrigerant leakage is provided. A case (77) is formed by injecting a molten metal into a mold, and a compression unit for compressing a refrigerant is accommodated inside, wherein a machined portion (123) is formed on one of an... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20100028176 - Rotary pump with coaxial magnetic coupling: The invention relates to a magnetic coupling pump, with the motor-driven part of the magnetic coupling lying radially inward and the radially outward part of the coupling, together with the pump rotor, having a floating fit in the pumped fluid such that the rotating part of the floating bearing is... Agent: Fay Sharpe LLP

20100028177 - Miniature fan: A miniature fan includes a base and a stator mounted in the base. A rotor includes a hub having a plurality of blades on an outer periphery thereof. A magnetically sealing ring includes first and second engaging faces. The first engaging face is coupled to a bottom edge of each... Agent: Kamrath & Associates P.A.

20100028178 - Rotor stability of a rotary pump: A rotary pump including an impeller rotatable within a housing. A load is imposed on the impeller as it rotates, in a direction that is substantially parallel to the axis of rotation and wherein the load stabilises the motion of the impeller. The load may be achieved by magnetically biasing... Agent: Kaplan Gilman & Pergament LLP

20100028179 - Chemical liquid supplying apparatus: In a chemical liquid supplying apparatus, discharge accuracy of chemical liquid is enhanced, and durability of a flexible tube is enhanced. By the flexible tube incorporated into a pump housing, an interior of the pump housing is partitioned into a pump chamber, which communicates with a liquid inlet and a... Agent: Mccormick, Paulding & Huber LLP

20100028180 - Bicycle air pump: A bicycle air pump is basically provided with a cylinder portion, an inner piston, a piston rod, a head portion, a handle and a magnetic mechanism. The cylinder portion includes a first end, a second end and a chamber disposed between the first and second ends. The inner piston is... Agent: GlobalIPCounselors, LLP

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


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