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Pumps January USPTO class patent listing 01/07

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.
01/25/2007 > 26 patent applications in 20 patent subcategories.

20070020107 - High pressure pump for cooling electronics: A pump includes a shaft, a first electric motor associated with first portion of the shaft, a second electric motor associated with a second portion of the shaft, and a position sensor associated with a third portion of the shaft. A controller commutates the first electric motor and the second... Agent: Schwegman, Lundberg, Woessner & Kluth, P.A.

20070020108 - Modular, universal & automatic closed-loop pump pressure controller: A universal controller (16) for an electric motorized pump (18) having a mechanical switch (19) for turning on and off electrical power to the pump, and method of operation of same. The controller controls output pressure of the pump based on controlling the speed of the pump (for example by... Agent: Ware Fressola Van Der Sluys & Adolphson, LLP

20070020109 - Cooling medium flow passage: The present invention provides a cooling medium flow path for improving cooling efficiency of a cooling medium used for liquid-cooling systems for motors, radiators and the like. The cooling medium flow path according to the present invention is capable of increasing cooling efficiency of a cooling medium by providing magnetic... Agent: Frishauf, Holtz, Goodman & Chick, PC

20070020112 - Compressor sound suppression: A compressor includes a housing and one or more working elements. A muffler is located downstream of the discharge plenum. A centerbody is located in the discharge plenum upstream of the muffler spanning a major portion of a length between a bearing case and the muffler.... Agent: Bachman & Lapointe, P.C. (utc)

20070020111 - Fast enclosure pumping with power saving: A method and apparatus for reducing the pressure in an enclosure are provided. The method includes at least one primary pump on the outlet side and one secondary pump on the inlet side connected in series in the flow path of the pumped gases and driven in the same rotation... Agent: Sughrue Mion, PLLC

20070020110 - Method for estimating pump efficiency: The present invention provides highly accurate methods for directly calculating pump fillage which avoid the need and expense of a pump dynamometer card and subsequent calculations.... Agent: Patterson & Sheridan, L.L.P.

20070020113 - Pressure sensor: A pressure sensor has a case having a first side and a second side, and a sensing portion mounted to the case. A first diaphragm is disposed on the first side of the case such that a first chamber is defined. A second diaphragm is disposed on the second side... Agent: Posz Law Group, PLC

20070020114 - Jet pump: A jet pump including a housing having a central longitudinal bore and at least one longitudinal return bore, the central bore is in fluid communication with the return bore. A nozzle is disposed in the central bore in fluid communication with a mixing section. A chamber is formed within the... Agent: Henry L Ehrlich

20070020115 - Integrated pump apparatus for semiconductor processing: The invention relates to an integrated pump apparatus for use in semiconductor processing. The apparatus may include a turbomolecular pump and a dry pump positioned no more than about 20 centimeters away from each other. The turbomolecular pump and dry pump may share at least one of a common housing... Agent: Ira Lee Zebrak The Boc Group, Inc.

20070020116 - Vacuum pump: A vacuum pump (100) comprises a first set (106) of turbo-molecular stages, a molecular drag stage (112), a first inlet (120) through which fluid can pass through the first set (106) of stages and the molecular drag stage (112) towards a pump outlet (116), second and third sets (108, 110)... Agent: The Boc Group, Inc.

20070020117 - Distributor device for unset concrete: A distributor device for unset concrete. The distributor device comprises a delivery conduit that can be connected to the pressure outlet (78) of a concrete pump (72) on the inlet side and is provided with an outlet part (tube pieces 22, 26, 30) that can be moved to a concreting... Agent: Akerman Senterfitt

20070020118 - Electromotive swash plate type compressor: A compressor with an electromotive swash plate includes a front housing having a front discharge chamber for discharging a firstly compressed refrigerant, a rear housing having a rear suction chamber communicating with the front discharge chamber to receive the firstly compressed refrigerant and a rear discharge chamber for discharging a... Agent: Lowe Hauptman Berner, LLP

20070020119 - Hydraulic circuit for a transmission of a motor vehicle: A hydraulic circuit for a motor vehicle transmission, preferably a twin-clutch transmission, is connected for cooling at least one clutch of the transmission. The hydraulic circuit is preferably a low-pressure circuit and it includes at least one hydraulic pump, at least one filter element, for filtering the hydraulic oil, and... Agent: Lerner Greenberg Stemer LLP

20070020120 - Fan assembly to dampen fan vibration: A fan assembly includes a fan, a supporting case to support at least a part of the fan along a circumferential direction of the fan, and a vibration-proof member having at least one opening passing through a side thereof and interposed between the fan and the supporting case, to prevent... Agent: Stanzione & Kim, LLP

20070020121 - Suspension element for linear compressor: In a refrigeration compressor a pair of suspension elements support a linear compressor within a hermetic shell. Each suspension element includes a hub component is fixed to one of the compressor or shell. A substantially rigid ring is secured to the other of the compressor or shell, an elastic membrane... Agent: Trexler, Bushnell, Giangiorgi, Blackstone & Marr, Ltd.

20070020122 - Suspension for linear compressor: A refrigeration system compressor including a hermetic housing and a linear compressor within said hermetic housing. The compressor includes at least two relatively reciprocating parts, with one part typically being much greater mass than the other part. The relative reciprocation of the centre of mass of each part occurs along... Agent: Trexler, Bushnell, Giangiorgi, Blackstone & Marr, Ltd.

20070020123 - Pump for conveying an exhaust gas aftertreatment medium particularly a urea-water solution, for diesel engines: A pump for conveying an exhaust gas treatment medium in diesel engines has a pump housing and a piston arranged in the pump housing and movable in the pump housing against a counterforce. The piston pumps an exhaust gas treatment medium form at least one inlet of the pump to... Agent: Gudrun E. Huckett Draudt

20070020124 - Micropump for electronics cooling: A micropump including one or more microchannels for receiving a fluid and a plurality of electrodes arranged on a diaphragm and energized in a manner to provide an enhanced electrohydrodynamic flow of fluid through the one or more microchannels. The micropump may be used for pumping a working fluid for... Agent: Edward J. Timmer

20070020126 - Hermetic compressor: A hermetic compressor includes: a hermetic case; a frame configured to be received in the hermetic case, a drive unit and a compression unit arranged at lower and upper sides of the frame, respectively; a rotating shaft mounted to the frame and configured to transmit a rotational force of the... Agent: Blank Rome LLP

20070020127 - Hermetic type compressor: A hermetic type compressor that includes a cylinder having a compression chamber with a cylinder head coupled to the cylinder to seal the compression chamber. A fastener fastened to the cylinder couples the cylinder head to the cylinder. A fastening hole is formed in the cylinder into which the fastener... Agent: Blank Rome LLP

20070020125 - Motor with eccentric part and pump device using the same: In the present invention, without forming a rotational shaft (30) per se in an eccentric manner, the eccentric structure is provided to the whole structure including a ball bearing (50). Accordingly, in place of cutting a side of the rotational shaft (30), the eccentric ball bearing (50) is joined to... Agent: Ronald R Santucci Frommer Lawrence & Haug

20070020129 - Liquid pump: A liquid pump (100) includes a top cover (40), a back plate (50), and a spacing member (60). The spacing member is sandwiched between the top cover and the back plate, thereby dividing an interior of the liquid pump into a fluid chamber (14) and a receiving cavity (16) isolated... Agent: North America Intellectual Property Corporation

20070020128 - Dual fan and dual motor structure thereof: A dual motor structure of a dual fan includes a first stator structure, a first rotor structure, a first bearing, a second stator structure, a second rotor structure and a second bearing. The first stator structure has a first bearing tube. The first rotor structure has a first shaft inserted... Agent: Birch Stewart Kolasch & Birch

20070020130 - Peristatic pump with a removable and deformable carrier: The inventive peristaltic pump (100) comprises a removable carrier (400) against which a flexible tube is pressed by rollers. Said carrier (400) comprises an intermediate deformable section (401) having an internal cylindrical surface (405) whose axis (A) coincides with the main axis of rotation of the rollers and lateral rigid... Agent: Young & Thompson

20070020131 - Set of piston pumps, especially fuel pumps for direct fuel injection internal combustion engines: A plurality of piston pumps form a set of piston pumps, each including one drive region and at least one pumping region. The a set of piston pumps includes at least two piston pumps of different models, and the pumping regions of all the piston pumps the set are embodied... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20070020132 - Nvh and gas pulsation reduction in ac compressor: A rear housing for a compressor reduces NVH without increasing the overall size of the compressor or inducing flow loss. Generally, the compressor includes a cylinder block receiving lower pressure fluid from the rear housing and providing higher pressure fluid back to the rear housing. The rear housing includes an... Agent: Visteon

01/18/2007 > 9 patent applications in 9 patent subcategories.

20070014672 - Digital incremental flow analysis system: A positive displacement pump design that allows optical analysis of the fluids being pumped, mixed or sorted, via optical detection within the pump itself. Various embodiments of the device are disclosed, one employing a glass rod as a piston that gives the ability to convey optical light into the pump... Agent: Royal W. Craig Ober, Kaler, Grimes & Shriver

20070014673 - Method for controlling a pump means: With a method for controlling a diaphragm or piston pump that is actuated by a cam driven by an electric motor and via a ram or connecting rod, a solution is suggested for a simple system construction that enables quantities of metered media to be delivered at the most constantly... Agent: Ecolab Inc.

20070014674 - Variable displacement compressor: A variable displacement compressor for forming a refrigerant circuit with an external refrigerant circuit includes a housing, a drive shaft, a swash plate, a shaft seal member, a supply passage, a control valve and a gas passage. The housing has a suction chamber, a crank chamber, a discharge chamber and... Agent: Woodcock Washburn LLP

20070014675 - Fan assembly: A fan assembly includes an impeller portion generating an air flow and a motor that rotates the impeller portion about a center axis. The impeller portion is attached to a yoke of a rotor portion of the motor and is rotated with the yoke. A circular portion of the impeller... Agent: Nidec Corporation C/o Keating & Bennett, LLP

20070014676 - Asymmetric dual diaphragm pump: An asymmetric micro pump may be adapted to provide a greater fluid compression between input and output ports of the micro pump, as well as increased flow rate due to higher actuation frequency. In some instances, asymmetric dual diaphragm micro pumps may be combined into assemblies to provide increased pressure... Agent: Honeywell International Inc.

20070014677 - Pump: A housing of a pump includes a fluid inlet and a fluid outlet. A rotor of the pump is disposed in the housing and includes a rotating portion, a magnet, and a bearing. The magnet is disposed on one side of the rotating portion. The bearing is disposed in the... Agent: Birch Stewart Kolasch & Birch

20070014678 - Hermetic compressor: A hermetic compressor includes a hermetic container; a compression unit arranged in the hermetic container that has a refrigerant compression chamber. A drive unit is configured to provide a refrigerant compression and a charger configured to deliver a refrigerant remaining in the hermetic container outside the refrigerant compression chamber into... Agent: Blank Rome LLP

20070014679 - Hydraulic metering device: The metering device for a liquid medium comprises a cylinder and a piston operatively disposed therein to define a metering chamber ahead of the piston. The outlet end of the cylinder is open and closed by an evacuation valve. The piston is driven forwardly through a working stroke to force... Agent: Ryan Kromholz & Manion, S.c.

20070014680 - Devices and process to keep ice fishing holes from freezing: A process and devices useful in ice fishing or spearing to keep the water surface in the hole free of ice. The innate reservoir of warm water in a lake or river is utilized with a pump or bubbler to keep the surface of the water above freezing and free... Agent: Chalres Gifford

01/11/2007 > 9 patent applications in 9 patent subcategories.

20070009365 - Fluid dispensing system suitable for dispensing liquid flavorings: An apparatus and method for dispensing a discrete volume of fluid. The apparatus includes a pump operable in discrete cycles, a power source connected to the pump, and a controller connected to at least one of the pump and the power source. The controller is configured to vary the power... Agent: Bereskin And Parr

20070009366 - Controlling electrolytically generated gas bubbles in in-plane electroosmotic pumps: An “in-plane” electroosmotic pump may reduce deterioration of performance due to electrolytic gas generation. By controlling the flow of gas generated at the electrodes, while allowing ionic current, the gas may be prevented from fouling the narrow slots which act as pumping channels.... Agent: Trop Pruner & Hu, PC

20070009367 - Close fit cylinder and plunger: A pump that includes a cylinder housing having a through bore. A cylinder liner is disposed substantially within the through bore and includes a substantially uniform aperture having a first diameter. A plunger includes an engagement portion having a second diameter smaller than the first diameter. The first diameter and... Agent: Michael Best & Friedrich, LLP

20070009368 - Power ear picker: A power ear picker related to a convenient and practical personal hygiene aid to remove earwax accumulated in one's auditory canal is comprised of a motor to drive a fax to create air extraction and to create vibration at a retainer extending at its front a picker in conjunction with... Agent: Rabin & Berdo, P.C.

20070009369 - System and method for use of a gas: A system for compressing a cryogenic gas, particularly a hydrocarbon gas, has a compressor for compressing the gas and a line arrangement, which passes the gas to the intake side of the compressor and passes the compressed gas to a subsequent device for use. The line arrangement has a bypass... Agent: William Collard Collard & Roe, P.C.

20070009370 - Linear compressor: Disclosed herein is a linear compressor having a shock-absorbing member interposed between a cylinder and an inner core. The shock-absorbing member acts to absorb external force generated when the inner core is press fitted around the cylinder, thereby preventing deformation of the cylinder.... Agent: Birch Stewart Kolasch & Birch

01/04/2007 > 9 patent applications in 9 patent subcategories.
Previous industry: Fluid reaction surfaces (i.e., impellers)
Next industry: Rotary expansible chamber devices


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