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Pumps November recently filed with US Patent Office 11/09Below 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. 11/26/2009 > 19 patent applications in 15 patent subcategories. recently filed with US Patent Office
20090290989 - Controller for a motor and a method of controlling the motor: A method of controlling a motor operating a pumping apparatus of a fluid-pumping application. The pumping apparatus includes a pump having an inlet to receive a fluid and an outlet to exhaust the fluid, and the motor coupled to the pump to operate the pump. The method includes the acts... Agent: Michael Best & Friedrich LLP
20090290990 - Controller for a motor and a method of controlling the motor: A pumping apparatus for a jetted-fluid system includes a pump having an inlet connectable to the drain, and an outlet connectable to the return. The pump is adapted to receive the fluid from the drain and jet fluid through the return. The apparatus includes a motor coupled to the pump... Agent: Michael Best & Friedrich LLP
20090290991 - Controller for a motor and a method of controlling the motor: A method of controlling a motor operating a pumping apparatus of a fluid-pumping application. The pumping apparatus includes a pump having an inlet to receive a fluid and an outlet to exhaust the fluid, and the motor coupled to the pump to operate the pump. The method includes the acts... Agent: Michael Best & Friedrich LLP
20090290992 - Water jet mechanism for whirlpool effect in pedicures or other applications: A whirlpool foot bath for a pedicure chair having a housing with a removable cap and a motor within the housing. Water in the bath is circulated through an inlet in the cap and out through at least one outlet in the cap. The cap has a central integral sleeve.... Agent: Hodes, Pessin & Katz , P.a
20090290993 - Liquid ring compressor: A liquid ring rotating casing compressor (LRRCC), including a shaft, an impeller having a core and a plurality of radially extending vanes rotatably coupled to the shaft, a tubular casing having an inner surface and an outer surface eccentrically rotatably disposed with the impeller and disc-shaped portions laterally coupled to... Agent: Bachman & Lapointe, P.C.
20090290994 - Suction jet pump: The invention relates to a suction jet pump (12), composed of a housing (18) having a connection (24), a propellant line (14), a propulsion jet nozzle (19), a mixing tube (15) which adjoins said propulsion jet nozzle (19), and a suction point (13) arranged upstream of the mixing tube (15).... Agent: Cohen, Pontani, Lieberman & Pavane LLP
20090290995 - Kinetic energy impact pump (keip): Dropping weights in series, keeping constant spin on shaft transferring mechanical energy to electrical energy or impacting objects to store energy into pressure system is important in the field of energy. A matter exchange must happen to implement the Double Gravity Energy Process of draining water into open environment. By... Agent: Troy Mcdermott
20090290996 - Bent axis type variable displacement pump/motor: The present invention relates to an improvement of an bent axis type variable displacement pump/motor in which a piston moves reciprocatingly inside a cylinder and a state in which three parties of a cylinder block, a valve plate member, and a case are always in close contact with each other... Agent: Edwards Angell Palmer & Dodge LLP
20090290997 - Reduced flow pulsations in a tandem floating cup pump with an odd number of pistons: A method for reducing the flow pulsations in a tandem floating cup pump having an odd number of pistons includes determining a low noise net index angle that produces reduced flow pulsations relative to those produced when the net index angle is either zero or half the separation angle and... Agent: Caterpillar C/o Liell, Mcneil & Harper Intellectual Property Department
20090290998 - Rotor yoke and balance adjusting method thereof: A rotor yoke includes a substantially flat or annular flat cover portion coaxial or substantially coaxial with a rotational axis and a substantially cylindrical side wall portion extending from an outer circumference of the cover portion in a parallel or substantially parallel relationship with the rotational axis. The rotor yoke... Agent: Nidec Corporation C/o Keating & Bennett, LLP
20090290999 - Engine blower: An engine blower includes a centrifugal blower having a volute case in which a fan is accommodated; an engine attached to the centrifugal blower for driving the fan; a carburetor mounted to the engine via an insulator; and a lead wire that establishes conduction between the engine and the carburetor.... Agent: Frishauf, Holtz, Goodman & Chick, PC
20090291000 - Variable displacement vane pump: In a variable displacement vane pump employing a cam ring, a pump rotor, and a plurality of vanes, each slidably fitted into the rotor, a biasing member is provided to force the cam ring in a direction that a geometric center of an inner peripheral surface of the cam ring... Agent: Foley And Lardner LLP Suite 500
20090291001 - Centering coupling for electrical submersible pump splined shafts: An electrical submersible well pump assembly having a pump, a pump motor, and a seal section. The motor drives the pump via shafts rotatingly coupled with a coupling assembly. The coupling assembly includes an alignment device that maintains the shaft ends in coaxial alignment. The alignment device compressibly engages one... Agent: Bracewell & Giuliani LLP
20090291002 - Integrated electric compressor: There is provided an integrated electric compressor that can be made small in size while reducing radio noise effectively. In an inverter of the electric compressor, a snubber circuit 21 comprising a resistor R and a capacitor C is provided between input/output terminals 20 of a power source and a... Agent: Westerman, Hattori, Daniels & Adrian, LLP
20090291003 - Centering coupling for electrical submersible pump splined shafts: An electrical submersible well pump assembly having a pump, a pump motor, and a seal section. The motor drives the pump via shafts rotatingly coupled with a coupling assembly. The coupling assembly maintains the shaft ends in coaxial alignment with an alignment device. The alignment device is profiled on opposite... Agent: Bracewell & Giuliani LLP
20090291004 - Fan for an apparatus for the regulated delivery of a gas, in particular oxygen: This fan (1) includes a volute (2) whose inlet opening (3) is in communication with the oxygen feed line, an impeller (4) situated immediately downstream of the inlet opening of the volute and including an inlet opening connected to this inlet opening (3) of the volute and outlet orifices (4a)... Agent: Young & Thompson
20090291005 - Manual pump for dispensing lubricants: A manual pump for lubricant fluids having a body capable of mounting a removable color scheme to identify a particular fluid within the drum for managing customized fluid identification labels and attendant documents for accurately and uniquely identifying fluids for an advanced fluid management system in which the pump attaches... Agent: Mcdonald Hopkins LLC
20090291006 - Fuel pump having plunger and fuel supply system using the same: A delivery valve is connected to a discharge passage, through which fuel in a compression chamber is discharged. The delivery valve is screwed to a mount hole formed in the cylinder. A communication passage is formed in a body to extend through the sidewall between a screwed part in which... Agent: Nixon & Vanderhye, PC
20090291007 - Hermetic compressor: In a stopper, by providing, in a position corresponding to a movable end vicinity of a discharge reed, a first regulation part having a predetermined clearance from the movable end vicinity of the discharge reed, since a hermetic compressor has such a two-stage spring characteristic that, until the movable end... Agent: Ratnerprestia11/19/2009 > 19 patent applications in 15 patent subcategories. recently filed with US Patent Office
20090285694 - Manual liquid pump: A manual liquid pump has a drawing device, a connecting tube, an outlet gun and a detecting device. The drawing device is inserted into a container to draw liquids and has a caution shaft. The connecting tube has an inner and outer pipe. The inner pipe is mounted in the... Agent: Cooper & Dunham, LLP
20090285695 - Magnetic induction pump: A magnetic induction pump for pumping molten metal. The pump includes a motor and a shaft operatively connected to the motor. The pump further includes at least one bipolar permanent magnet operatively connected to the shaft and a conduit for the passage of molten metal. The motor rotates the shaft... Agent: Mccormick, Paulding & Huber LLP
20090285696 - Compressed air supply system for a utility vehicle: A compressed air supply system for a utility vehicle includes a compressor that can be driven by a drive by a pneumatic clutch, and a valve having a magnetic coil for selectively supplying compressed air to a coupling inlet of the clutch. When the valve is opened or maintained open,... Agent: Crowell & Moring LLP Intellectual Property Group
20090285697 - High pressure air pump: A multiple-chamber, multiple-stage reciprocal pump for compressing air through a series of up-strokes and down-strokes. The pump includes an upper reciprocal portion and a fixed portion. The fixed portion further includes a base housing with an ambient air inlet cavity and a compressed air outlet cavity formed therein. It further... Agent: Daniel R. Brown
20090285698 - Diaphragm pump: A pump is provided including a housing and a plurality of diaphragm assemblies radially disposed within the housing, each diaphragm assembly of the plurality of diaphragm assemblies including a diaphragm. A drive element is configured to be eccentrically coupled to a rotating shaft motor to actuate the diaphragm for each... Agent: Mcnees Wallace & Nurick LLC
20090285699 - Motor and fan apparatus having the motor: An electric motor includes a stator portion, a rotor portion, and a bearing mechanism, wherein the rotor portion includes a rotor holder having a substantially cylindrical shape with a closed end, and a field magnet fixed to an inner circumference of the rotor holder; the stator portion includes a stator,... Agent: Nidec Corporation C/o Keating & Bennett, LLP
20090285700 - Low rate hydraulic artificial lift: In an embodiment of the invention, a down-hole pump comprises a hydraulic chamber having a passage for fluid communications with a hydraulic conduit, a produced fluid chamber having an inlet and an outlet, a first check valve associated with the inlet, a second check valve associated with the outlet, a... Agent: Sander R. Geising
20090285702 - Compressor: A discharge port of a compression element is positioned inside an outer circumferential surface of a stator, as seen looking in a direction of a rotation axis of a shaft, and overlaps the stator, as seen looking in a direction orthogonal to the rotation axis of the shaft. Accordingly, refrigerant... Agent: GlobalIPCounselors, LLP
20090285701 - Hermetic type compressor: A hermetic type compressor is provided in which suction port is offset arranged in the rotating direction side of rotor from the upstream of suction port with respect to the flow of the cooling medium at the front of suction port with respect to opening of suction tube, so that... Agent: Ratnerprestia
20090285703 - Motor-driven compressor: An energization bolt (102), which includes an input portion (102a) to be connected to a motor (40), an intermediate portion (102b) contiguous to the input portion and positioned in an insertion hole (23d) formed in a housing (20), and an output portion (102c) contiguous to the intermediate portion and to... Agent: Cohen, Pontani, Lieberman & Pavane LLP
20090285704 - Oil-less air compressor: The present invention provides an air compressor, characterized in that the piston head has a concave portion having a plurality of through holes therein and a reed piece having a smaller area than that of said concave portion is disposed in said concave portion, said reed piece having an opening... Agent: Sinorica, LLC
20090285705 - Tube pump and liquid ejection apparatus: A flexible tube has a first portion and a second portion located close to each other in the vicinity of an opening of an accommodating case. A pressing member moves from the first portion to the second portion along the tube while pressing a portion of the tube. An assistant... Agent: Sughrue Mion, PLLC
20090285706 - Peristaltic pump with removable tube: A peristaltic pump comprising a casing defining a tube race, a flexible tube disposed in said tube race, and a rotor with one or more rollers adapted to act against the flexible tube, in which the casing comprises a first section comprising said tube race and a first part of... Agent: Mr. Paul Grandinetti Levy & Grandinetti11/12/2009 > 19 patent applications in 15 patent subcategories. recently filed with US Patent Office
20090280014 - Controller for a motor and a method of controlling the motor: A pumping apparatus for a jetted-fluid system includes a pump having an inlet connectable to the drain, and an outlet connectable to the return. The pump is adapted to receive the fluid from the drain and jet fluid through the return. The apparatus includes a motor coupled to the pump... Agent: Michael Best & Friedrich LLP
20090280015 - Linear compressor: The invention refers to a linear compressor, comprising: a shell (20); a cylinder (30) affixed to the shell (20) and defining a compression chamber (C); a piston (40) to be displaced in reciprocating movement in the interior of the compression chamber (C) during the operation of the compressor; a linear... Agent: Darby & Darby P.C.
20090280016 - Peristaltic pump: A peristaltic pump uses a length of elastic tube with an inlet at one end and an outlet at the second end for delivering fluid material an outlet pressure greater than the inlet pressure. A support element disposed along the length of elastic tube is in contact with the elastic... Agent: Fish & Richardson P.C.
20090280017 - Compressor slide valve support: A compressor (20) has an unloading slide valve (100). The valve has a valve element (102) having a range between a first condition and a second condition, the second condition being unloaded relative to the first condition. A first surface (200) of the valve element (102) is in sliding engagement... Agent: Bachman & Lapointe, P.C. (utc)11/05/2009 > 19 patent applications in 15 patent subcategories. recently filed with US Patent Office
20090274563 - Methods and systems for automatic rotation direction determination of electronically commutated motor: A method for determining a direction of rotation for an electronically commutated motor (ECM) is described. The motor is configured to rotate a blower and the method comprises rotating the blower using the ECM and determining if the resulting blower rotation is indicative of the desired direction of rotation for... Agent: Patent Docket Department Armstrong Teasdale LLP
20090274564 - Floating cup pump having swashplate mounted cup elements: A floating cup pump assembly incorporating a tilted swashplate structure with cup elements projecting away from either side of the swashplate structure. The swashplate structure is positioned between a first group of matedly engaged piston elements and a second group of matedly engaged piston elements. The piston elements rotate around... Agent: Leydig, Voit & Mayer, Ltd
20090274565 - Continuing compressor operation through redundant algorithms: A method of operating a compressor of a compressor system is disclosed. The method uses three models. Each model of the three models describes a surge line of the compressor as a function of any two of three operating parameters of the compressor. The three operating parameters include head H,... Agent: Caterpillar/finnegan, Henderson, L.L.P.
20090274566 - Check valve with plastic lip seal: A check valve is provided having a seat and a poppet. The seat is made of a plastic material, has an aperture for enabling fluid to flow through the seat, and also has one end portion that has a circumferential edge with a thin sealing lip. The poppet is slidably... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP
20090274567 - Tubing misload detection mechanism for an infusion pump: A an infusion tube misfitting detection device for an infusion pump, which can be implemented at a low cost while maintaining safety. When a door unit is to be closed with respect to a pump body in a misloaded state of an infusion tube, a mislead detection inner door is... Agent: Studebaker & Brackett PC
20090274569 - Piston compressor: A piston compressor with at least one compression cylinder having a piston, and with one suction port and one pressure port is described. The suction port and the pressure port are arranged at one end face of the compression cylinder.... Agent: Hudak, Shunk & Farine, Co., L.p.a.
20090274568 - Piston pump: A piston pump, having a pump housing in which a pump piston is guided in an axially moving fashion so that when the pump piston is actuated, a fluid is conveyed from a suction side to a pressure side via a pumping chamber that adjoins the pump piston; a region... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.
20090274570 - Self-aligning dynamic clearance seals and fluid-moving devices utilizing such seals: A self-aligning dynamic clearance seal assembly is disclosed. The assembly comprises a stationary casing, a moving member, a housing member circumferentially disposed between the stationary casing and the moving member, a sealing member circumferentially disposed between the housing member and the moving member, and two elastomeric seals. The first elastomeric... Agent: Morrison & Foerster LLPPrevious industry: Fluid reaction surfaces (i.e., impellers)
Next industry: Rotary expansible chamber devices
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