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Pumps February patent applications/inventions, industry category 02/11

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.
02/24/2011 > patent applications in patent subcategories.

20110044823 - Variable speed pumping system and method: A variable speed pumping system and an associated method for moving water of an aquatic application. The variable speed pumping system includes a water pump for moving water in connection with performance of an operation upon the water. A variable speed motor is operatively connected to drive the pump. A... Agent: Greenberg Traurig (phx)

20110044824 - Induced symbiotic osmosis [iso] for salinity power generation: A method and apparatus for renewable power generation utilizes the chemical potential dissimilarity between solutions of differing ionic formulations. A train is formed by a sequentially ordered set of a plurality of cells in which each successive cell is related to the preceding cell. Each cell has pumping means and... Agent: Maher I. Kelada

20110044825 - Tube pump, liquid ejecting apparatus, and method of driving tube pump: A tube pump comprising a flexible tube, a pressing member capable of generating a negative pressure in the tube by sequentially pressing the tube from as the pressing member moves from an upstream portion of the tube to a downstream portion of the tube during a pump operating process, a... Agent: Workman Nydegger 1000 Eagle Gate Tower

20110044826 - Vacuum pump: A vacuum pump configured to exhaust gas includes an inductance gap sensor positioned oppositely near an end face of a rotational axis of a rotational body including a rotor; a plurality of individually formed recesses disposed at the end face facing the gap sensor at respectively different angular positions; and... Agent: Kanesaka Berner And Partners LLP

20110044827 - Self priming pump assembly with a direct drive vacuum pump: A self-priming pump assembly is disclosed. In an illustrative embodiment, the self-priming pump assembly includes a motor, a main pump having a main pump impeller, a vacuum pump having a vacuum pump impeller, and a drive shaft driven by the motor. The main pump impeller and the vacuum pump impeller... Agent: Seager, Tufte & Wickhem, LLC

20110044828 - Compression apparatus: A compression apparatus for compressing a fluid, the apparatus having a frame and a motor mounted to the frame, the improvement comprising a drive mechanism installed on the frame so as to be driven by the motor and at least one piston-cylinder unit operably connected to the drive mechanism, the... Agent: Jeromye V. Sartain Mind Law Firm. P.C.

20110044829 - pumping system: A pumping system comprising a membrane pump (1) for pumping a medium into or out of a vessel (6), the membrane pump comprising an actuating member (13) for moving a membrane (3) in a first direction from a first end position to a second end position against the action of... Agent: Dilworth & Barrese, LLP

20110044830 - pump assembly: A pump assembly (10) including two diesel engines (11) that are intended to operate at a relatively constant speed. The engines (11) each drive a variable displacement pump (12) that is preferably a swashplate pump. Fluid under pressure from each pump (12) drives an assembly (13) to pump a fluid... Agent: Ladas & Parry LLP

20110044831 - Motor with high pressure rated can: An apparatus includes a motor. The motor includes a rotor, a stator disposed around the rotor, and a first high pressure rated can separating the stator from the rotor. The first high pressure rated can at least partially defines a rotor cavity encompassing at least a portion of the rotor... Agent: Williams, Morgan & Amerson

20110044832 - Fluid energy machine: A fluid energy machine, in particular a compressor, is provided. The fluid energy machine includes a common rotor, which is mounted using magnetic bearings, for the flow machine and the drive. In addition to the magnetic bearings, auxiliary bearings are provided, wherein a friction bearing is provided on the bottom... Agent: Siemens Corporation Intellectual Property Department

02/17/2011 > patent applications in patent subcategories.

20110038736 - Method for controlling a filling process of a water-bearing household appliance: A method for controlling a filling process of a water-bearing household appliance. The method includes opening a locking arrangement to fill the water-bearing household appliance with water, wherein the locking arrangement is controlled by the water-bearing household appliance; monitoring a fill sensor that detects the water flowing into the water-bearing... Agent: Bsh Home Appliances Corporation Intellectual Property Department

20110038737 - Multi-stage compressor: A system and a method for adding and subtracting stages of compression to a compressor as and when the compressor requires them. If the compressor needs only a low pressure ratio, then the system and method allow the compressor to operate with only a primary pumping circuit spinning, while available... Agent: Carlson, Gaskey & Olds, P.C.

20110038738 - Compressor apparatus: A compressor apparatus of the present invention is capable of notifying definitely a user whether compressed-air reaches the specified pressure or not while eliminating a pressure gauge and reducing costs. The compressor apparatus comprises a motor M, a rotational shaft 11, a compressor main body 10 comprising a cylinder chamber... Agent: Birch Stewart Kolasch & Birch

20110038739 - Variable stroke compressor design: A pump includes a piston block defining piston bores, and pistons disposed in the piston bores. A swash device defines a swash bore about a swash central axis (CSW) and a swash rotation axis (CR). A pivotal connection pivotally connects each of the pistons to the swash device for rotation... Agent: Delphi Technologies, Inc.

20110038740 - Compressor: A compressor includes a cylinder assembly in a V4 configuration. A crankshaft of the compressor has a main shaft and first and second eccentric bodies. The two eccentric bodies drive four pistons.... Agent: Calfee Halter & Griswold, LLP

20110038741 - System, method, and pump to prevent pump contamination during negative pressure wound therapy: A pump assembly suitable for negative pressure wound therapy that includes an internal filter for preventing contamination in various components of the pump assembly, such as the pump unit. The internal filter is located in an isolated filter chamber, and inlet vacuum tubing that could contain fluids or bacteria are... Agent: James E. Bradley Bracewell & Giuliani LLP

20110038742 - Turbine, in particular for an exhaust gas turbocharger, and exhaust gas turbocharger: An exhaust gas turbocharger, comprising: a turbine rotor rotatably mounted in a housing, which is associated with at least one guide apparatus forming a radial inlet channel, wherein the guide apparatus includes at least one of a guide vane bearing ring, a plurality of guide vanes radially surrounding the turbine... Agent: Rader, Fishman & Grauer PLLC

20110038743 - Centrifugal fan: A curved portion is formed at a corner portion between a shroud and a positive pressure surface of each of a plurality of blades. The curved portion has a curvature that decreases from a suction port or the vicinity of the suction port toward a corresponding one of discharge ports.... Agent: Rankin, Hill & Clark LLP

20110038744 - System for construction of pumps, compressors and rotary engine composed of two rotors with one, two or more displacer's each, that move themselves in the same direction at speeds that are varying and alternativly opposite each other: The new system is characterized by the fact that the displaced volume and the relative position of the intake, exhaust ports (31,30), sparkplugs, etc. in relation to the displacers (1,1′ and 3,3), may be varied by modifying the angular and linear distance between the geometric axes of the double crankshaft... Agent: Arent Fox LLP

02/10/2011 > patent applications in patent subcategories.

20110033313 - Air flow control apparatus: An apparatus includes a valve housing having an inlet port, a first chamber with a first outlet port, and a second chamber with a second outlet port. A first valve opens between the inlet port and the first chamber under a first level of pneumatic pressure at the inlet port.... Agent: Patent Group 2n Jones Day

20110033314 - Systems and methods for automatic forward phasing determination in a downhole pump system: Systems and methods for controlling an electrical drive such as is used with electric submersible pumps used in downhole oil production, wherein the drive automatically determines the proper phasing to drive the pump motor in a forward direction. In one embodiment, a method includes generating a drive signal having an... Agent: Law Offices Of Mark L. Berrier

20110033315 - Microfluidic pump: A microfluidic pump comprises a plurality of metal electrodes (10) which oxidise in air, a liquid droplet (14) to be moved by the pump, which is in contact with a least one metal electrode, and means for controlling the oxidation state of the metal electrodes in order to vary the... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20110033316 - System for controlling the stroke of an air-operated double diaphragm pump: A system for controlling the stroke of an air-operated double diaphragm pump includes a first control valve and a second control valve disposed in parallel within a drive air outlet conduit. The first flow control valve has a first air flow capacity and the second flow control valve has a... Agent: Sheldon Mak & Anderson PC

20110033317 - Vacuum pump: A pump rotor (11) contains a transponder (14) that can be read out by a reader (12) of a pump stator (10). The pump rotor (11) also contains sensors (26) for determining operating data (BD), and a memory (27). The memory (27) stores either the history of the measured operating... Agent: Fay Sharpe LLP

20110033318 - Single motor multiple pumps: A motorized pump assembly including a motor having a rotatable shaft, at least a first pump having a first impeller and a second pump having a second impeller, wherein the first pump and the second pump are connected to the motor through a rotatable shaft, and wherein the first impeller... Agent: Bishop & Diehl, Ltd.

20110033319 - Wind-powered energy saving system: A wind-powered energy saving system has a power assembly, a temperature adjusting assembly and an increasing assembly. The power assembly has a fan device and an air compressor. The fan device has a rotating shaft. The air compressor is connected to the rotating shaft of the fan device. The temperature... Agent: Apex Juris, PLLC

20110033322 - Electrical motor activation method having load torque adaptation: An electrical motor activation method for an electric motor including a rotor, connected to a motor shaft, and a stator having brushes. The stator comprises multiple commutator laminations for the commutation of windings disposed on the rotor and is activated by a pulsed or linearly controllable power source. The motor... Agent: Ratnerprestia

20110033320 - Pump rotor for a canned motor pump: The invention relates to a pump rotor (26) for a canned motor pump. The pump rotor (26) comprises a base body (32) designed in one piece, with an impeller base disk (34) and a rotor holder bushing (36) and a rotor unit (40) with rotor magnets that are arranged on... Agent: Merchant & Gould PC

20110033321 - Stator housing assembly for a canned motor: A stator housing assembly (3) for a pump (2) having a wet-running electric motor (8) includes a stator housing (4) and a can (6), wherein the stator housing (4) and the can (6) are designed as a single component (3). The stator housing assembly (3) also includes at least one... Agent: Panitch Schwarze Belisario & Nadel LLP

20110033324 - Compressor having counterweight cover: A counterweight cover for a compressor is provided and may include an annular body having a recess at least partially defined by an outer circumferential portion, an inner circumferential portion, and an upper portion connecting the outer circumferential portion and the inner circumferential portion. A suction baffle may be disposed... Agent: Harness, Dickey & Pierce, P.L.C

20110033325 - Arrangement for a quick positioning of a motor of a cross-flow fan: An arrangement for a quick positioning of a motor of a cross-flow fan including a housing, a cross-flow fan, and an automatically adjustable motor apparatus. The motor apparatus consists of a motor body and a mounting base for the motor body. The mounting base of the motor apparatus is integrally... Agent: Rosenberg, Klein & Lee

20110033323 - Fan: A fan has a housing with a wire-guiding slot is presented. One of plural connecting members is taken as a line fixed portion having a linking end facing the wire-guiding slot, with the linking end connecting to a section of a peripheral wall of the housing and the said section... Agent: Kamrath & Associates P.A.

02/03/2011 > patent applications in patent subcategories.

20110027104 - Sensor for switching a pump on and/or off: The invention relates to a sensor for switching a pump on and/or off, with at least one first and a second electrode, which form a capacitance which may be influenced by way of the fluid to be delivered, and with evaluation electronics connected to the electrodes, wherein the evaluation electronics... Agent: Panitch Schwarze Belisario & Nadel LLP

20110027105 - Oil pump for an automatic transmission and control method thereto: A transmission oil pump for an automatic transmission of a motor vehicle. The speed of the oil pump can be shifted by a transmission (2), that is arranged between the drive motor of the motor vehicle and the transmission oil pump, to a fast-running mode or a slow-running mode so... Agent: Davis & Bujold, P.l.l.c.

20110027106 - Reciprocating pump: A reciprocating pump is provided that does not leak working liquid to the exterior. A communicating tube 14 extends over both a first manifold 4 and a second manifold 5 such that a reciprocating member 1 constitutes a part of a reciprocating cylinder 2. An auxiliary O-ring 24 is disposed... Agent: Osha Liang L.L.P.

20110027107 - Power plant, method for producing power, and application of said power plant: Power plant comprising: a lower level reservoir, a feed-through (line, hose, pipe, channel) for fluid communication from the lower level reservoir to a higher level reservoir, characterised by a pump arranged in connection with the feed-through in order to pump water from the lower level reservoir to the higher level... Agent: Birch Stewart Kolasch & Birch

20110027108 - Polymer-metallic reagent head: A reagent head has a housing, an inlet and an outlet. Check valves and other details are not shown for clarity. The reagent head may have a dish where a diaphragm may seat when in a fully forward position. The reagent head may be constructed primarily from a high-strength material,... Agent: Hodgson Russ LLP The Guaranty Building

20110027109 - Air driven pump with performance control: An air driven diaphragm pump includes an performance control actuator having a housing with opposed air chambers. The pump includes pump chambers facing the air chambers and pump diaphragms extending between each air chamber and each pump chamber, respectively. The actuator further includes an air valve, an intake to the... Agent: Connolly Bove Lodge & Hutz LLP

20110027110 - Oil filter for downhole motor: A method of controlling operation of an ESP, comprising determining at least one operating speed (rpm) at which the ESP experiences unacceptable levels of lateral vibrations; and applying a periodic modulation to the operating speed when operating the pump at the determined speed to damp the lateral vibrations.... Agent: Schlumberger Reservoir Completions

20110027111 - Hermetic compressor: A hermetic compressor includes a closed vessel for storing lubricating oil, an electric-driving element, and a compressing element driven by the electric-driving element. The compressing element includes a cylinder block forming a compression chamber, a piton that reciprocates inside the compression chamber, and an oiling device for supplying the lubricating... Agent: Brinks Hofer Gilson & Lione/panasonic

20110027112 - Water pump: The present invention provides a water pump capable of minimizing the runout of a shaft of an impeller even if a bearing supporting the shaft is provided only at one location. This water pump includes a pump cover, a motor case having a partition wall part, an impeller that is... Agent: Mcginn Intellectual Property Law Group, PLLC

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


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