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Pumps December patent applications/inventions, industry category 12/09Below 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. 12/31/2009 > patent applications in patent subcategories.
20090324426 - Compressor speed control system for bearing reliability: A system and method is provided for controlling the speed of the compressor to ensure adequate lubrication oil is provided to the components of the compressor. During operation of a capacity control program for the compressor, a preselected operating parameter of the compressor or motor drive is measured. The measured... Agent: Mcnees Wallace & Nurick LLC
20090324427 - System and method for starting a compressor: A system and method for starting a compressor is provided. An amount of liquid refrigerant that is located in an oil sump of the compressor is determined. Using the determined amount of liquid refrigerant, a starting algorithm for the compressor is selected. The selected starting algorithm is configured to remove... Agent: Mcnees Wallace & Nurick LLC
20090324428 - System and method for detecting a fault condition in a compressor: A system and method for determining a fault condition in a compressor is provided. The current of a motor drive powering the compressor and the outdoor ambient temperature are measured and used to determine if a fault condition or a potential fault condition is present in the compressor. If a... Agent: Mcnees Wallace & Nurick LLC
20090324429 - Static fluid mixing pump device: A static fluid mixing pump device comprises a flow tube encasing a liner perforated with fluid jets for the introduction of a transport fluid at or in the vicinity of a transition section within the device.... Agent: Franz Bonsang
20090324430 - Compressors units: The invention relates to improvements in compressor units, and in particular to a modular compressor unit which has separate sections for the compressor, the controls and the air intake. The modular compressor unit comprises three separate adjoining sections, being an intake section, a compression section and a control section. The... Agent: Westman Champlin & Kelly, P.A.
20090324431 - Apparatus for pumping a fluid: An electrochemically actuated pump and an electrochemical actuator for use with a pump. The pump includes one of various stroke volume multiplier configuration with the pressure of a pumping fluid assisting actuation of a driving fluid bellows. The electrochemical actuator has at least one electrode fluidically coupled to the driving... Agent: Streets & Steele
20090324432 - Gerotor apparatus for a quasi-isothermal brayton cycle engine: According to one embodiment of the invention, an engine system comprises a housing, an outer gerotor, an inner gerotor, a tip inlet port, a face inlet port, and a tip outlet port. The housing has a first sidewall, a second sidewall, a first endwall, and a second endwall. The outer... Agent: Baker Botts L.L.P.
20090324433 - Rotating-slide vacuum pump or compressor of block design having a disc-rotor synchronous motor which is mounted on flying bearings: In a rotating-slide vacuum pump or compressor having a rotor (6) which can rotate in a housing (2) and is driven by a drive shaft, and having slides (8) which can be moved outwards in the circumferential direction herein in slots (7) in the rotor (6) and separate individual feed... Agent: Law Office Of Delio & Peterson, LLC.
20090324434 - Washer pump: An enhanced pump assembly includes an impeller and volute casing designed to provide high operating pressures (“P”) and flow rates (“Q”) with low energy usage. The impeller has a central shaft carrying radially projecting curved primary vanes, and each primary vane also has a twist in the radial direction. Secondary... Agent: J. Andrew Mckinney & Associates, LLC
20090324435 - Insulator for stator assembly of brushless dc motor: An insulator for a stator assembly includes at least a first insulator adapted to be mounted to the stator core and structured to insulate the stator core from the coils. The at least one insulator includes structure to perform at least one additional function. For example, the structure may include... Agent: Nixon & Vanderhye, PC
20090324436 - Motor centrifugal pump having coolant pump: The invention relates to a motor centrifugal pump, particularly as an immersion pump, having a coolant pump that is driven by the electric motor, the pump circulating the coolant of the electric motor and the impeller thereof being driven by the electric motor, wherein the impeller shaft of the coolant... Agent: K.f. Ross P.C.
20090324437 - Pump: The invention concerns a pump comprising a housing; a working chamber located in the housing for delivery of a fluid; a suction channel which is in flow connection with the working chamber for guiding the fluid into the working chamber; a valve unit disposed in the suction channel, the valve... Agent: Husch Blackwell Sanders, LLP Husch Blackwell Sanders LLP Welsh & Katz12/24/2009 > patent applications in patent subcategories.
20090317259 - System and method for explosion-proof pump: A System and Method for Explosion-Proof Pump is provided comprising a component being mated to an adjacent component by sealing means. An embodiment provides that the component is a switch housing having a cavity formed therein. A switch is secured in the cavity and the adjacent component is selected from... Agent: Stoll Keenon Ogden PLLC
20090317260 - Compressor-driver power limiting in consideration of antisurge control: A control method and apparatus for simultaneously protecting a compression system from driver overpowering and turbocompressor surge. When overpowering is detected, flow rate through the each compressor in the turbocompressor train is reduced by closing an inlet throttling valve at the inlet of each respective compressor stage unless a compressor... Agent: Sturm & Fix LLP
20090317261 - Pumping system and method of operation: A pumping system comprises a pumping mechanism, a motor for driving the pumping mechanism, means for supplying power of a variable frequency to the motor, control means for setting a maximum value for a current in the motor, and means for supplying to the control means data indicative of the... Agent: Edwards Vacuum, Inc.
20090317262 - Engine speed control for pressure washer: A pressure washer includes a water pump and a pressure-sensitive member attached to the water pump. The pressure washer also includes a wire having a first end attached to the pressure-sensitive member. The pressure-sensitive member relays a change in water pressure within the pump through the wire. Additionally the pressure... Agent: Foley & Lardner LLP
20090317266 - Digital hydraulic pump/motor torque modulation system and apparatus: The present invention provides a hydraulic pump for use in driving a load with a control modulation system which modulates a primary control signal in order to accommodate variations in secondary changeable parameters which require control at a higher frequency or have a lower latency.... Agent: Nixon & Vanderhye, PC
20090317264 - Esp motor windings for high temperature environments: An electric submersible pump device, comprising: an electric motor having motor windings; a pump coupled with the motor; and high temperature polymeric insulation surrounding at least a portion of the motor windings, the high temperature polymeric insulation comprising HN polyimide film and a high temperature fluoropolymer adhesive coating at least... Agent: Schlumberger Reservoir Completions
20090317268 - Finger-type peristaltic pump comprising a ribbed anvil: The present invention discloses a finer-type peristaltic infusion pump comprising a ribbed anvil. More specifically, a finger-type peristaltic pump, comprising a plurality of pressing-fingers, infusion-tube, and a passive interfacing mechanism is disclosed. The passive interfacing mechanism comprises of means for accommodating said flexible infusion tube and mounting the tube in... Agent: D. Kligler I.p. Services Ltd
20090317267 - Hydraulic intensifiers: A hydraulic intensifier with a piston and cylinder assembly (1) having a first piston (3) in a chamber (4) of low pressure cylinder and a second piston (7) in a chamber (8) of a high pressure cylinder. The first and second pistons are coupled together and the first piston has... Agent: Bracewell & Giuliani LLP
20090317265 - Method and apparatus for protection of compressor modules against influx of contaminated gas: A method for protection of compressor modules against undesirable influx of contaminated gas, comprising a pressure housing (3) which by means of one of more sealing elements (4) is generally divided into a first compartment (8) equipped with a compressor (2) and a second compartment (7) equipped with a gas-filled... Agent: Young & Thompson
20090317263 - Oil pump used in a linear compressor: The present invention discloses an oil supply apparatus of a linear compressor. In the linear compressor including a main body frame, a cylinder installed on the main body frame, and a piston installed inside the cylinder, for performing linear reciprocation, the oil supply apparatus circulates the oil between the cylinder... Agent: Mckenna Long & Aldridge LLP
20090317270 - Diaphragm foam pump: A diaphragm foam pump including a diaphragm made of a flexible material defining a mixing chamber and having an inlet opening and an outlet opening. An inlet passageway is in fluid communication with a reservoir containing a foamable liquid and the inlet opening, with the inlet passageway having a one-way... Agent: Renner Kenner Greive Bobak Taylor & Weber
20090317269 - Power controller: Power controller comprising a pump (2), communicating with a reservoir (4) of oil hydraulic fluid, and provided with drive means (3) which in turn have supply means (5), characterized in that the said pump (2) is fitted inside the said reservoir (4), and is coupled to the said drive means... Agent: Stites & Harbison PLLC
20090317271 - Centrifugal pump: The invention is directed to a multi-disk centrifugal pump suitable for pumping fluids, including biocompatible fluids, such as blood. The design of the pump components is optimized to reduce or eliminate the probability of clotting and hemolysis when pumping blood, and to be energy efficient and resistant to physical shock... Agent: Duane Morris LLP - Houston
20090317272 - Mems integrated circuit comprising peristaltic microfluidic pump: A MEMS integrated circuit comprising a peristaltic microfluidic pump and control circuitry for the pump. The pump comprises a pumping chamber positioned between an inlet and an outlet; a plurality of moveable fingers positioned in a wall of the pumping chamber, the fingers being arranged in a row along the... Agent: Silverbrook Research Pty Ltd
20090317273 - Thermal bend actuated microfluidic peristaltic pump: A peristaltic microfluidic pump. The pump comprises a pumping chamber positioned between an inlet and an outlet; a plurality of moveable fingers positioned in a wall of the pumping chamber, the fingers being arranged in a row along the wall; and a plurality of thermal bend actuators. Each actuator is... Agent: Silverbrook Research Pty Ltd
20090317274 - Hydraulic pump: Axial piston hydraulic pump, comprising at least one piston (2), coupled by suitable transmission means (103, 113) to drive means (3) and slidable with a reciprocating motion inside a cylinder (101), the said cylinder (101) communicating with a fluid intake passage (151) and a fluid delivery passage (161, 301), one-way... Agent: Stites & Harbison PLLC12/17/2009 > patent applications in patent subcategories.
20090311107 - Method, system, and apparatus for operating a sucker rod pump: Apparatus, methods, and system for wireless remote monitoring and controlling a sucker rod pump for producing hydrocarbons, providing self-adjusting methods for operation over a wide-range of operating conditions according to algorithms that automatically compensate for offset and amplitude drift in sensor data, automatically identify pump off conditions, and automatically optimize... Agent: Defillo & Associates, Inc.
20090311108 - Method for operation of a compressor unit, and associated compressor unit: The invention relates to a method for operating a compressor unit, in particular for underwater operation. The aim of the invention is to minimize the risk of gas hydrate formation during the compression process. To reduce said risk, according to the method components of the compressor unit are supplied with... Agent: Siemens Corporation Intellectual Property Department
20090311109 - Variable displacement compressor with a discharge pressure compensated suction shutoff valve: A variable displacement compressor with a discharge pressure compensated suction shutoff valve (SSV). The SSV prevents noise generated at low refrigerant flow rates by a suction valve from propagating out of the compressor and to an air conditioner evaporator by variably restricting a fluid communication with the suction valve. The... Agent: Delphi Technologies, Inc.
20090311110 - Driving agent vacuum pump: A driving agent vacuum pump configured as a micropump is presented. The vacuum pump includes an evaporation chamber and a pumping chamber, which are separated by a jet arrangement. The jet arrangement includes a planar arrangement of at least one jet running vertically in depth between two plates. The two... Agent: Michaud-duffy Group LLP
20090311111 - Ejector: An ejector includes a nozzle, a body portion and a pressurizing portion. The body portion has a fluid suction port from which a fluid is drawn by a jet flow of a fluid jetted from the nozzle, and a fluid suction passage through which the fluid drawn from the fluid... Agent: Harness, Dickey & Pierce, P.L.C
20090311112 - Air supply apparatus: An air supply apparatus A includes an air pump 20 capable of supplying compressed air to an air chamber (a tire air chamber Ra of a wheel B) on the basis of rotation of the wheel B; a change valve 30 provided outside a pump chamber Ro of the air... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.
20090311113 - Rotor assembly: A rotor assembly for a multi-stage pump is provided. The assembly comprises a drive shaft, a rotor component and a drive component. The rotor component is located on the drive shaft and comprises a rotor element for displacing fluid through the pump when the drive shaft is rotated. The drive... Agent: Edwards Vacuum, Inc.
20090311114 - Multi-stage piston compressor: A multi-stage piston compressor is provided with at least two piston-cylinder units, which respectively comprise a separate linear drive for moving the piston. A control device is also provided, which is designed in a manner such that the linear drives may be controlled individually with regard to speed and stroke.... Agent: Panitch Schwarze Belisario & Nadel LLP
20090311115 - Oil supplying apparatus for vehicle: An oil supplying apparatus for a vehicle, includes an engine driven mechanical oil pump, a hydraulic actuator operated by pressure of oil supplied from the engine driven mechanical oil pump to the hydraulic actuator, an engine lubrication device lubricating each member of the engine with the oil supplied from the... Agent: Buchanan, Ingersoll & Rooney PC
20090311116 - High flow piezoelectric pump: A piezoelectric pump for pumping a fluid at a high flow rate includes a housing and an actuator located within the housing. An electric voltage applied to the actuator causes the actuator to apply a force to a first diaphragm that is proximate to the actuator. A piston assembly is... Agent: Vivacqua Law, PLLC
20090311117 - Pump device, for instance for front and rear wheel driven motorcycle: A pump arrangement is arranged to be driven by a rotating shaft and comprises a piston arrangement that generates a flow pulse. The piston arrangement has pistons that move axially forward and backward. An actuating device is connected to the rotating shaft and drives the piston arrangement. The actuating device... Agent: Knobbe Martens Olson & Bear LLP
20090311118 - Holder device and high-pressure pump having the same: A holder device has an elastic member and contact members. The elastic member is curved to extend approximately along a major arc of curvature and is elastically deformable to change a radius of curvature thereof. The contact members are circularly arranged along an inner circumferential side or an outer circumferential... Agent: Nixon & Vanderhye, PC12/10/2009 > patent applications in patent subcategories.
20090304521 - Synchronous torque balance in multiple pump systems: The present invention provides a new and unique method and apparatus for operating and running multiple pumps in a system together at a substantially synchronous torque to achieve a desired setpoint. Each of the multiple pumps may be operated with a variable speed drive. The present invention may also take... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP
20090304522 - Installation for high pressure compression with several stages: The invention concerns an installation for high pressure compression with several stages, normally used for producing PET bottles. The inventive installation comprises a main pipe (2) emerging in a baffle plate (3), wherein at least two compressors (4, 5) are mounted in series each having its own drive member (9,... Agent: Bacon & Thomas, PLLC
20090304523 - Regulator device and method for operating a regulator device: The invention relates to a regulator device, preferably as a component of a hydraulic circuit, in particular for regulating fluid-bearing units or units that are driven using a fluid, such as adjustable fluid pumps, which respectively co-operate with at least one actuator, which can be controlled by means of at... Agent: Roylance, Abrams, Berdo & Goodman, L.L.P.
20090304524 - Method of operating a pumping system: A pumping system has a motor (32) for driving a pumping mechanism (30). A variable frequency drive unit (36) has an input for receiving electrical energy of relatively high power and first, fixed frequency from a power supply, and an output coupled to an input (46) of the motor for... Agent: Edwards Vacuum, Inc.
20090304526 - Debris removal apparatus for a pump and method: A pump apparatus includes a gear pump assembly interposed between top and bottom drive gear assemblies, and coupler assemblies interposed between a bottom of the top drive gear assembly and a top of the gear pump assembly, and between a top of the bottom drive gear assembly and a bottom... Agent: Weiss & Moy PC
20090304525 - Linear drive and linear compressor with adaptive output: An apparatus having at least one of a linear drive having a stator and a rotor configured for reciprocating movement therein along a drive axis between a first and a second rotor reversal point about a rotor zero position, and a linear compressor, having a piston housing and a compressor... Agent: Bsh Home Appliances Corporation Intellectual Property Department
20090304527 - Fuel pump with inner channel priming: A pump unit (12) includes a pump housing (14), a pump cover (16), and an impeller (18) between the pump housing and pump cover. The pump housing and pump cover define a first channel (32) and a second channel (34) each having an inlet and an outlet. The impeller has... Agent: K&l Gates LLP
20090304528 - Electrical signal input type displacement control device and hydraulic equipment: An electrical signal input type displacement control device capable of reducing pipes on hydraulic equipment, and hydraulic equipment including the same. The pump equipment includes two the pump units. Electrical regulators are disposed for the pump units. In each of the electrical regulators, a solenoid proportional valve changes a supply... Agent: Marshall, Gerstein & Borun LLP
20090304529 - Attachment structure of swash plate support and hydraulic apparatus: To provide an attachment structure of a swash plate support, that is, an attachment structure which suppresses an unstably fixed state of the swash plate support and realizes easy attachment and detachment of the swash plate support to and from a casing. A casing of a piston pump and a... Agent: Alleman Hall Mccoy Russell & Tuttle LLP
20090304530 - Device for coupling a piston to an annular disk: A device for coupling a piston to an annular disc, in particular to a captive C-washer/swash plate or to a pivot ring of the working unit of a reciprocating-piston machine, preferably of a compressor of the air-conditioning system of a motor vehicle, having a piston bridge which is assigned to... Agent: Davidson, Davidson & Kappel, LLC
20090304531 - Integrated coolant pumping module: An integrated pumping module for use in a thermal management system, for example for a fuel cell. The integrated pumping module includes a diverting or mixing valve closely coupled to a pump element, such as the volute chamber of a centrifugal pump. The valve chamber and the pump chamber are... Agent: Ridout & Maybee LLP
20090304532 - Multiple membrane pump for food liquids and the like: A multiple membrane pump for food liquids, comprising at least one duct for the compensated intake of the liquid, which is closed on itself in a loop and is provided with at least one intake port, at least one duct for the compensated delivery of the liquid, which is closed... Agent: Modiano & Associati
20090304533 - Rotary reciprocating intensified hydraulic actuator: This invention relates generally to a pneumatic, hydraulic or other media driver, rotating-reciprocating cylinder apparatus to be mounted on the proximal end of CNC lathe spindles, vertical or inverted machining centers, hydraulic machining work cells or rotary transfer machines to actuate work holding chucks, work holding fixtures, clamping apparatus or... Agent: Frank D. Lachenmaier Suite 200
20090304534 - Electric oscillating drive: An electric oscillating drive with at least one oscillating system (1), which is driven in an oscillating manner by an actuator, especially a piezo actuator (2) or an oscillating armature magnet generating periodic force pulses with a small motion amplitude with adapted natural frequency in a preset plane (31). At... Agent: Mcglew & Tuttle, PC
20090304535 - Locomotive-radiator-cooling-fan tankhead assembly: Apparatus including a locomotive-radiator-cooling-fan tankhead assembly having a substantially-circular base plate and a substantially-circular outer ring. The base plate has a central longitudinal axis and a circumference. The outer ring is substantially coaxially aligned with the central longitudinal axis and is attached to the base plate proximate the circumference. The... Agent: Thompson Hine L.L.P. Intellectual Property Group
20090304536 - Motor-driven compressor: A motor-driven compressor includes a terminal housing made of an electrically insulating material and accommodating therein an electrical connecting portion which includes a connecting terminal connecting to a conductive member and an electric wire. The compressor includes a first seal member and a second seal member to seal the inside... Agent: Sughrue Mion, PLLC
20090304537 - Pneumatic chemical pump: A pneumatic chemical pump includes a pump body having a base and a cover, and a bellows-type container. The base defines an inner receiving space, and is provided with two opposite one-way valves communicating with the receiving space. The bellows-type container is located in the receiving space in the pump... Agent: Schmeiser, Olsen & Watts12/03/2009 > 14 patent applications in 14 patent subcategories.
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