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Pumps August list of inventions 08/08

20080206066 - Reciprocating pump with electronically monitored air valve having battery and solenoid electronic monitoring: An air operated pump (10) uses a magnet (14) mounted in the valve cup (16) of the air motor (18) and two reed sensors (20) mounted in the valve cover (22) to monitor the speed and position of the valve (16). A solenoid (24) is mounted on the valve cover... Agent: Graco Minnesota Inc

20080206068 - Concrete pump attachment: A attachment for a concrete pump is provided. The attachment includes a generally tubular outer body including an open top end and bottom end. The attachment is connected at its top end to the discharge hose of a concrete pump. A deflection member is located within body and gaps are... Agent: Sonnenschein Nath & Rosenthal LLP

20080206067 - High pressure pump control: A feedback control loop for a high pressure pump modifies the accumulator velocity and pressure during solvent transfer. The accumulator velocity is adjusted to maintain the system pressure equal to the expected pressure to thereby eliminate the effect of the flow deficit created by a thermal effect.... Agent: Edwards Angell Palmer & Dodge LLP

20080206069 - Method for prevention/detection of mechanical overload in a reciprocating gas compressor: Mechanical overloads in a reciprocating gas compressor can cause irreparable damage to compressor components if the source of the overloads is not repaired. A method of detecting mechanical overloads includes applying an overload indicator across an interface between components in the compressor, and observing a mechanical condition of the overload... Agent: Nixon & Vanderhye P.c.

20080206070 - Method for control of a pressurised air supply system for a motor vehicle: The invention relates to a method for control of a pressurised air supply system for a motor vehicle (10), said system comprising a drive motor (1) for driving the motor vehicle, which drives an air compressor (3) by means of a drive connection (2), or said drive connection for driving... Agent: Baker & Daniels LLP 111 E. Wayne Street

20080206071 - Compression system, multicylinder rotary compressor, and refrigeration apparatus using the same: An object is to avoid generation of a collision sound of a second vane of a compression system comprising a multicylinder rotary compressor being configured to be used by switching of a first operation mode in which both rotary compression elements perform a compression work and a the second operation... Agent: Kratz, Quintos & Hanson, LLP

20080206072 - Vacuum apparatus: The vacuum apparatus comprises vacuum containers (10, 11, 12, 13, 14, and 15) having gas inlets and gas outlets, vacuum pumps of at least one stage for depressurizing the inside of the vacuum containers or maintaining the inside of the container in a depressurized state, and compressors (4c, 5c, 6c,... Agent: Foley And Lardner LLP Suite 500

20080206073 - Fluid-working machines: A fluid-working machine comprises at least one primary working chamber such as a cylinder (4) of cyclically changing volume and primary valves (7) to control the connection of the at least one chamber to low (10)- and high (9)-pressure manifolds. The machine has at least one secondary working chamber (5)... Agent: Dann, Dorfman, Herrell & Skillman

20080206074 - Compressor, especially axial piston compressor for a vehicle air conditioning system: Compressor, especially an axial piston compressor for a vehicle air-conditioning system, having a housing delimiting a drive mechanism chamber (17), having a cylinder block in which at least one piston is mounted so as to be axially displaceable back and forth, and having a cylinder head having a suction side... Agent: Andrus, Sceales, Starke & Sawall, LLP

20080206075 - Compressor having a dual slide valve assembly: A compressor having a dual slide valve assembly is disclosed. The slide valve assembly includes: i) a volume slide valve mechanism that is slidably movable to control compressor volume ratio and power input to the compressor; and ii) a capacity and volume slide valve mechanism that is in operational association... Agent: Whyte Hirschboeck Dudek S C

20080206076 - Vertical pump arrangement: In one aspect, a pump having a pump module and a motor module includes a support member that substantially supports a weight of the motor module and uncouples the pump module from the weight of the motor module.... Agent: Paul S Madan Madan, Mossman & Sriram, Pc

20080206077 - Wave pump device: A wave pump device (1) comprising a pump part (2) connected to a pontoon (4, 50), wherein the pump part (2) is further connected to at least one submerged water anchor (12).... Agent: Patterson & Sheridan, L.l.p.

20080206078 - Electric pump unit and electric oil pump apparatus: In an electric pump unit, communication between arcuate ports provided in correspondence with a discharge side and a suction side of an internal gear pump is selectively permitted and prohibited in correspondence with movement of a spool of a relief valve. If fluid pressure at the discharge side of the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080206079 - Turbo-molecular pump and touchdown bearing device: A touchdown bearing device includes an outer ring fixed to a housing, an inner ring radially opposed to the outer ring, an intermediate ring radially interposed between the outer ring and the inner ring, a first ball interposed between the outer ring and the intermediate ring, and a second ball... Agent: Mcginn Intellectual Property Law Group, Pllc

20080206080 - Apparatus and method for compressing a cryogenic media: An apparatus and method for compressing a cryogenic media is disclosed. The apparatus includes a compressor compartment surrounded by a cylinder wall, a compressor piston being moved linearly in the compartment, an intake valve, and a compression valve, both valves being arranged in the area of the lower end position... Agent: Crowell & Moring LLP Intellectual Property Group

20080206081 - Piston pump: A piston pump includes a pump mechanism for changing a volume of a pump chamber to move a piston in a housing, and a feed mechanism that has a feed ring attached to a circular groove portion of the piston to be slaved with a movement of the piston. The... Agent: Buchanan, Ingersoll & Rooney Pc

20080199322 - Method and apparatus for pumping out the liquid in a container: A method for pumping out the low-viscosity liquid T in a container P such as a pail includes the steps of inserting a follow plate 10 into the container P, lowering the follow plate 10 by means of a lift, with the seal around the follow plate 10 in contact... Agent: Marshall, Gerstein & Borun LLP

20080199323 - Reciprocating pump with electronically monitored air valve and piston: An air operated pump 10 uses a magnet 14 mounted in the valve cup 16 of the air motor 18 and two reed sensors 20 mounted in the valve cover 22 to monitor the speed and position of the valve 16. A solenoid 24 is mounted on the valve cover... Agent: Graco Minnesota Inc

20080199324 - Portable inflator for tyre: A portable inflator for tyre includes: a top cover, a bottom cover attached to the top cover, a pressure gauge, a switch and an accessories cover, the pressure gauge, the switch and the accessories cover being placed into the corresponding hole and trough which are defined in the top of... Agent: Lowe Hauptman Ham & Berner, LLP

20080199325 - Compression system, multicylinder rotary compressor, and refrigeration apparatus using the same: An object is to avoid generation of a collision sound of a second vane of a compression system comprising a multicylinder rotary compressor being configured to be used by switching of a first operation mode in which both rotary compression elements perform a compression work and a the second operation... Agent: Kratz, Quintos & Hanson, LLP

20080199326 - Two-stage vapor cycle compressor: A two-stage vapor cycle compressor includes a first stage impeller, a second stage impeller situated adjacent to the first stage impeller, an electric motor running on a pair of foil bearings, a thrust disk including two foil bearings and being positioned between the second stage impeller and the electric motor,... Agent: Honeywell International Inc.

20080199327 - Apparatus and method for compressing a gas: An apparatus and method for compressing a gas is disclosed. A compressor, in particular a piston compressor, has a low pressure stage for compressing the medium from an inlet pressure to an intermediate pressure, and has a high pressure stage for compressing the medium from the intermediate pressure to a... Agent: Crowell & Moring LLP Intellectual Property Group

20080199328 - Suction throttle valve for variable displacement type compressor: A suction throttle valve of a variable displacement compressor having a compressor housing includes a suction chamber, a crank chamber, an inlet, a suction passage, a valve body, a valve housing, an urging member, a valve chamber, and a communication hole. The valve body is provided for adjusting an opening... Agent: Morgan & Finnegan, L.L.P.

20080199329 - Device for reducing pulsation in a variable displacement compressor: The present invention is directed to provide a device for reducing pulsation in a variable displacement compressor. The compressor is connected to an external refrigerant circuit. The device for reducing pulsation includes a flow passage and a control valve. The control valve includes a valve housing, a spool valve and... Agent: Morgan & Finnegan, L.L.P.

20080199330 - Electric shower-waste pump and control unit: An electric shower-waste pump and control unit for pumping run-off shower water from a waste outlet to a drain, the unit comprising a housing having a first chamber and a separate second chamber which is water-tightly sealable, a removable housing cover for closing the housing, an electric pump provided in... Agent: Fleit Gibbons Gutman Bongini & Bianco Pl

20080199331 - Piezoelectric pump: Embodiments of the present disclosure may include a piezoelectric pump having: a piezoelectric vibrator including a main shim that may be formed of a conductive thin metal plate and a piezoelectric element layer that may be formed on the main shim; and a pair of ring-shaped support members that may... Agent: Hunton & Williams LLP Intellectual Property Department

20080199332 - Piezoelectric pump and piezoelectric vibrator: Embodiments of the present disclosure may include a piezoelectric pump having: a piezoelectric vibrator whose periphery may be fluid-tightly sealed; and a pump chamber and an air chamber that may be formed on front and rear sides of the piezoelectric vibrator. The piezoelectric vibrator may include: a main shim that... Agent: Hunton & Williams LLP Intellectual Property Department

20080199333 - Compressor unit: A compressor unit has a motor and a reciprocating-piston compressor which is driven via a slider-crank drive. The slider-crank drive includes a crank wheel and a connecting rod, which is connected to the crank wheel and a piston. The piston stroke can be adjusted by a threaded connection that allows... Agent: Lerner Greenberg Stemer LLP

20080199334 - Pump assembly: A pump assembly with an electric drive motor is provided in which the rotor (10) is designed as a permanent magnet rotor. The rotor (10), at least in a part region of its axial extension (X), is formed as shaftless and made completely of a magnetizable material, and the magnet... Agent: Panitch Schwarze Belisario & Nadel LLP

20080199336 - Outdoor equipment: A lightweight, collapsible foot pump made of a lightweight, collapsible material and filled with a foam like material which features large open cells to contain a large volume of air. The foam acting as a return spring for the pump.... Agent: Bourque & Associates Intellectual Property Attorneys, P.A.

20080199335 - Vacuum storage container with integrated pump: An application for a container with integrated vacuum pump including a non-porous sealable enclosure with walls and an aperture in a first of the walls. A vacuum pump is affixed to the first of the walls of the non-porous sealable enclosure. The vacuum pump has an inflow port that is... Agent: Larson And Larson

20080199337 - Administration set with two keys: A flow set for administration of liquid when using a liquid pump is disclosed. The flow set of the present invention permits identification of the flow set by a liquid pump that uses this flow set and prevention of pumping tube-segment over stretching.... Agent: Ference & Associates LLC

20080193299 - High pressure slurry plunger pump: A high pressure slurry plunger pump is described which provides a clean fluid buffer around the suction and discharge valves of the pump and in some cases in the vicinity of the plunger seal mechanism in order to displace erosive slurry material and thus extend the life of the pump... Agent: Michael A. Ervin

20080193300 - Jet suction pump: A jet suction pump (9) has a pump fluid nozzle (13) with a round nozzle opening, a mixing tube (14), a suction opening, a suction line (12) arranged thereon and a canister (8), in which at least a part of the mixing tube (14) is arranged. The base (16) of... Agent: Baker Botts L.l.p. Patent Department

20080193301 - Composite fluid machine: A composite fluid machine has a first and a second fluid delivering mechanisms. The first fluid delivering mechanism includes an accommodation chamber, a movable body, and a suction space. The movable body is accommodated in the accommodation chamber.. The suction space is defined by the accommodation chamber and the movable... Agent: Knoble, Yoshida & Dunleavy

20080193302 - Mini pump's nozzle device and handhold portion made of dual material with different hardness: A mini pump comprises a body includes a head, a handhold portion extending from the head and a groove, a nozzle device having a cover element, a nozzle and an anti-sliding element, with the anti-sliding element disposed on the head and partially received in the groove. The cover element engages... Agent: Kamrath & Associates P.a.

20080193303 - Pumping arrangement: A differentially pumped vacuum system comprises first, second and third chambers, and a pumping arrangement for evacuating the chambers. The pumping arrangement comprises a compound pump having a first inlet connected to an outlet from the first chamber, a second inlet connected to an outlet from the second chamber, a... Agent: The Boc Group, Inc.

20080193304 - Piston type compressor: Each suction port 43 of a cylinder block 11 has a narrow passage 50 located at a top dead center side and a wide passage 51 located at a bottom dead center side. A suction communication passage 45 of a rotary valve 41 passes by a first succeeding end 50b... Agent: Morgan & Finnegan, L.l.p.

20080193305 - Electric blower: An electric blower includes a motor having a stator on which field windings are wound, a rotor facing the stator, and a bracket covering the stator and the rotor. The electric blower further includes a fan mounted to a shaft coupled to the rotor, and an air guide having a... Agent: Ratnerprestia

20080193306 - Pump housing part: The invention relates to a housing part, in particular a pump housing part, having a metering unit fastened in a pressure-tight manner to the housing part so as to be detachable, that is to say separable repeatedly without destruction. In order to optimize the fastening of the functional part, a... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20080193307 - Motion imparting device: A device for inducing motion on fluids or solids. The device comprising: a structure with a deformable sheet compressed to form a structural wave; and a actuator for actuating the deformable sheet and driving the structural wave in a predetermined manner.... Agent: Pearl Cohen Zedek Latzer, LLP

20080193308 - Water pressurized manual lavatory de-blocking manual pump: A manual pump designed to de-block congestions in water siphons in lavatories, tubs and kitchen sinks commonly available in houses, offices and residences, incorporating: a pump body having a cylindrical structure of bellows, a round water filling intake located on top of this pump body and billow flaps on sides.... Agent: Fitch Even Tabin And Flannery

20080187443 - Adjustable frequency pump control system: An adjustable frequency pump control system (10) that is primarily designed for use in commercial pool filtration systems. The system (10) automatically selects one of three operating speeds that control the speed of a motor that operates a circulation pump (62). The system (10) includes a programmed logic control (PLC)... Agent: Albert O Cota

20080187444 - Real time optimization of power in electrical submersible pump variable speed applications: A method and apparatus for real-time monitoring of a variable frequency drive (VFD) controlling an electric submersible pump (ESP) and for fine-tuning operation of a VFD-ESP system such that oil production, power, and motor run life are optimized.... Agent: Patterson & Sheridan, L.L.P.

20080187445 - Diffusion membrane micropump, device, and associated method: The present invention is directed to pumps, device, and methods for handling liquids on a microscale. Specifically, a microfluidic pump is described in which liquid in a fluid microchannel may be moved in either direction due to the diffusion of a gas through a diffusion membrane in response to a... Agent: Thorpe North & Western, LLP.

20080187446 - Pressure regulating variable displacement vane pump: A variable displacement engine oil vane pump includes a displacement control for controlling displacement of the pump. The control includes a cam ring in a housing pivotally connected to a wall of the housing by a pivot. The cam ring is internally engaged by slide vanes. A control chamber is... Agent: General Motors Corporation Legal Staff

20080187447 - Air compressor: An air compressor package that includes a pancake air tank, which has a pair of convex tank members that are coupled to one another about an equator of the pancake air tank, a motor and a compressor that is driven by the motor. The compressor is coupled in fluid communication... Agent: Harness, Dickey & Pierce, P.L.C

20080187448 - Intake for vertical wet pit pump: A pump intake apparatus for directing fluid flow to a pump. The pump intake assembly includes a pump intake column having a pump bell and a pump intake pit. The intake pit includes an upper intake pit encircling the pump intake column and has a tapered inner surface providing the... Agent: Morgan, Lewis & Bockius, LLP

20080187449 - Pump system with integrated piston-valve actuation: A pump system includes a pump chamber and piston. The chamber has a cylindrical wall, an inlet port and a discharge port, both disposed in the wall axially spaced from the closed end and circumferentially spaced from each other. The piston is disposed in the pump chamber for reciprocating and... Agent: Tetra Pak US Intellectual Property Department Tetra Pak Inc.