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Pumps May archived by USPTO category 05/12

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.
05/31/2012 > 12 patent applications in 11 patent subcategories.

20120134847 - Pump having venting and non-venting piston return: Apparatus and method for supplying lubricant to a plurality of lubrication sites. Embodiments include a pump with venting and non-venting piston return, a pump with stirrer and direct feed mechanism, a pump with CAN system and self-diagnostics, a pump with heated housing and reservoir and a pump with stepper motor... Agent: Lincoln Industrial Corporation

20120134849 - Character parameters obtaining method for displacement control mechanism of hydraulic pump and detecting device for carrying out the method: A character parameters obtaining method for a displacement control mechanism of a hydraulic pump and a detecting device for carrying out the method are disclosed. The method involves constructing a hydraulic system; outputting hydraulic energy by the hydraulic pump driven by a primary motor; detecting pressure of a displacement control... Agent: Hunan Sany Intelligent Control Equipment Co., Ltd.

20120134848 - Hydraulic fan circuit having energy recovery: A hydraulic fan circuit is disclosed. The hydraulic fan circuit may have a primary pump, a high-pressure passage fluidly connected to the primary pump, and a low-pressure passage fluidly connected to the primary pump. The hydraulic fan circuit may also have at least one accumulator in selective fluid communication with... Agent:

20120134850 - Reciprocating compressor and methods for monitoring operation of same: A condition monitoring system for use with a reciprocating device. The condition monitoring system includes at least one pressure sensor that is configured to sense a pressure within the reciprocating device. At least one vibration sensor is configured to sense a vibration of the reciprocating device. A protection system is... Agent:

20120134851 - Compressor comprising a piston dummy: c

20120134852 - Venturi tube assembly and manual/pneumatic pump including the venturi tube assembly: A Venturi tube assembly includes: a Venturi tube having a body section with an inlet end, an outlet end and an internal flow passage between the inlet end and the outlet end, a pneumatic sucking passage outward extending from a low static pressure section of the internal flow passage to... Agent:

20120134853 - Down-hole jet equipment for logging and development of horizontal wells: Jet-pumping techniques for wells comprises mounting a logging tool, sealing member and jet pump on a flexible smooth tube. The pump contains nozzle and mixing chamber with diffuser with outlet connected to a tube cavity, nozzle inlet connected to space outside the tube. The tube is movable within a packer... Agent:

20120134854 - Down-hole jet equipment for logging and development of horizontal wells: A differential pressure control valve has a valve seat made of magnetic material, a valve body having a lid made of magnetic material, and a guiding member. Fluid passes through a valve hole formed in the seat. The body on the downstream side of the seat separates from or is... Agent: Kabushiki Kaisha Toyota Jidoshokki

20120134855 - Synchronized hydraulic power module: A hydraulic power module is provided with a plurality of hydraulic actuators. A piston of each of the hydraulic actuators is coupled with a drive plate and a screw is rotatably coupled with the drive plate. Rotation of the screw longitudinally displaces the drive plate to simultaneously actuate each of... Agent: Hydromech Industries, LLC.

20120134856 - Series-connected motor unit and a fan utilizing the same: A series-connected motor unit includes a first motor, a second motor and a separation member. The first motor has a first circuit board and the second motor has a second circuit board. The separation member has a first face and a second face opposite to the first face, wherein the... Agent:

20120134857 - Synchronous air blower having a permanent magnet motor and a hvac system employing the same: A synchronous air blower, a HVAC system and a HVAC rooftop unit is disclosed. In one embodiment, the synchronous air blower includes: (1) a permanent magnet motor having a motor shaft with a first cogged sprocket attached thereto, (3) a fan having a fan shaft with a second cogged sprocket... Agent: Lennox Industries Inc

20120134858 - Cooling device: A piezoelectric fan includes a blade that is joined to a piezoelectric oscillator that bends in response to an application of a voltage, and the blade of the piezoelectric fan is arranged to swing in a space between neighboring heat dissipating fins of a heat sink. The formation of a... Agent: Murata Manufacturing Co., Ltd.

05/24/2012 > 13 patent applications in 11 patent subcategories.

20120128505 - Method and system for pump priming: The disclosure describes systems and methods relating generally to filtration. Even more particularly, embodiments described herein relate to optimizing operating routines of a pump based on filter. Embodiments of priming routines described herein can perform a back pressure step to pressurize the filter from downstream and a back flush step... Agent: Entegris, Inc.

20120128506 - Multichamber and motor pumps with several chambers per motor pump: The mechanism subject of the invention is basically a modification of the “Multichamber and motor pumps for generating ultra high pressure” where more efficiency is acquired in the space and in its operation upon having several chambers for each motor pump which is installed, mainly the ones located towards the... Agent:

20120128507 - Cooling arrangement and method of operation for a fan control: A method of operating a fan control of a cooling arrangement having at least one exhaust air unit that withdraws air heated by electrical or electronic parts of a plurality of plug-in components, and having at least one cooling unit that cools air used for cooling purposes including determining a... Agent: Fujitsu Technology Solutions Intellectual Property Gmbh

20120128508 - Housing having separate getter chamber for device operating under vacuum: A housing for a device operated under at least one of a vacuum and a protective gas includes at least one housing interior space, at least one receiving region configured to receive at least one getter material, and a connection between the at least one housing interior space and the... Agent: Gsi Helmholtzzentrum Fuer Schwerionenforschung Gmbh

20120128509 - Reciprocating compressor: [Disclosure of the Invention ] A reciprocating compressor comprises a cylinder block provided with a plurality of cylinder bores, a valve plate opposing one end of the cylinder block at one end face and provided with a plurality inlet hole and outlet hole pairs each opposing one of the cylinder... Agent:

20120128510 - Fluid filter, in particular for petrochemical plant gas: A filter for filtering fluids, in particular gas in petrochemical plants, has: a tubular cartridge which extends along a first axis, is designed to filter a fluid, and has a first and second annular end; a casing, which is connectable to a conduit of a petrochemical plant, houses the tubular... Agent: Saiperm S.p.a.

20120128511 - Compressor: The present invention relates to a compressor in which a rotary member suspended on a stationary member is rotated to compress the refrigerant. The rotary member is suspended on a first stationary member and rotatably supported on a second stationary member spaced apart from the first stationary member to thereby... Agent:

20120128513 - Electric pump unit: An electric pump unit for a transmission, which supplies a hydraulic pressure to the transmission, includes: a pump which takes in and discharges oil; and a pump driving electric motor including a motor shaft connected to the pump, a motor rotor fixedly provided on the motor shaft, and a motor... Agent: Jtekt Corporation

20120128512 - Turbocompressor system: A turbocompressor system including a high speed motor (10) including a rotor (12) mounted in a rotative manner relative to the stator, wherein on the rotor (12) one or more impellers (11) are directly fixed, the stator including active motor structures and a shell (7), including a ferromagnetic stator core... Agent: Atlas Copco Airpower

20120128514 - Pumps and pump-heads with separately removable field-serviceable portion: An exemplary pump-head includes a pump housing having first and second housing portions forming a pump-cavity and a magnet-cavity. The pump-cavity contains a movable pumping element, and the magnet-cavity contains a driven magnet coupled to the movable pumping element. The magnet is driven by a moving external magnetic field, which... Agent: Micropump, Inc.

20120128515 - Inflatable and deflatable air pump: An inflatable and deflatable air pump is provided. The inflatable and deflatable air pump includes a panel (11), a panel cover (12) matched with the panel (11), an air chamber (13) installed inside of the panel cover (12), a motor (14) connected with the air chamber (13), and a hollow... Agent: Dong Guan Hao Han Commerce Ltd.

20120128516 - Compressor: The present invention relates to a compressor in which a rotary member suspended on a stationary member is rotated to compress the refrigerant. As the rotary member is suspended on a first stationary member and rotatably supported on a second stationary member spaced apart from the first stationary member, components... Agent:

20120128517 - Compressor pump for a sprayer: A compressor pump for a sprayer comprises a pump, a piston and a connecting rod. The pump comprises a containment space, an opening formed at a bottom thereof and a plurality of through holes connected to the containment space at an upper portion thereof. The piston is disposed through the... Agent: Sk & Y Agricultural Equipments Co.,ltd.

05/17/2012 > 12 patent applications in 11 patent subcategories.

20120121439 - Hydraulic power module: The hydraulic power module 10 consists of 1) a hydraulic manifold 12 to route hydraulic fluid to the correct areas, 2) a hydraulic reservoir 14 that contains hydraulic fluid 16,3) a hydraulic pump 18,4) a DC servo motor 20,5) a directional valve 22,6) a cooling system 24 7) an integrated... Agent:

20120121438 - Speed control of an electrically-actuated fluid pump: A fluid system includes a fluidic device, an electrically-actuated fluid pump having a pump motor, and a control system. The control system controls a speed of the pump using a commanded torque value, and calculates a feedforward torque term as a function of a set of operating values, including a... Agent: Gm Global Technology Operations, Inc.

20120121440 - Compressors control: The invention relates to improvements in compressors and, in particular, to improvements in a method of controlling centrifugal compressors to maximise their efficacy. The compressor has an impeller mounted on a shaft supported by an active magnetic bearing unit and is driven by a variable speed motor at a rotational... Agent:

20120121441 - Low restriction resonator with adjustable frequency characteristics for use in compressor nebulizer systems: A compressor system and a method of reducing noise in the compressor system. The compressor system includes an inlet port configured to receive gas, an outlet port configured to output compressed gas, and a compressor pump connected to the inlet port via a pneumatic line and to the outlet port.... Agent: Koninklijke Philips Electronics N.v.

20120121442 - Multistage dry vacuum pump: The multistage dry vacuum pump is disclosed, in which it is possible to prevent a pump from being adhesively stuck, which problem occurs due to a difference in thermal expansions between a cylinder body and a rotor, by making thermal expansion conditions between a cylinder body and a rotor of... Agent:

20120121443 - Air compressor having enlarged compartment for receiving pressurized air: An air compressor includes a cylinder housing, an outlet receptacle disposed on the cylinder housing, and a partition formed between the cylinder housing and the outlet receptacle and having an air passage formed in the partition, a piston slidably received in the cylinder housing and coupled to a motor for... Agent:

20120121444 - Mount for a compression control unit: A compression control unit for a compression device includes a mount on the back of a housing for mounting the compression control unit on a bed unit. The mount includes a securing portion spaced from a back of the housing and lying in a plane generally opposing the back of... Agent: Tyco Healthcare Group Lp

20120121445 - Motor driven fluid pump: Disclosed is a motor driven fluid pump (e.g., water pump) including a pump body having a motor chamber and a pump chamber; a bearing supporting a rotary shaft of a motor which extends from motor chamber to pump chamber in pump body; a mechanical seal disposed between rotary shaft of... Agent: Hyundai Motor Company

20120121446 - Anisotropic bearing supports for turbochargers: An exemplary anisotropic member supports a semi-floating bearing in a bore and can reduce non-synchronous vibration of the bearing in the bore. An anisotropic member can include an annular body configured to receive a semi-floating bearing and to space the bearing a distance from a bore surface and can be... Agent: Honeywell International Inc.

20120121447 - Electrically driven turbocharger device: Inside of a gas-tight housing, an electric motor, an inverter and a compressor are housed. Further, an intake air pipe is connected to the gas-tight housing. Inside of the gas-tight housing, an intake air flow passage is formed. Further, a connection opening of an outside air induction pipe provided with... Agent: Mitsubishi Heavy Industries, Ltd.

20120121448 - Electric pump for vehicle: An electric pump for a vehicle is disclosed. An electric pump for a vehicle, which is disclosed, may include a pump body that is divided into a motor room and a pump room, a shaft that is connected to the motor room and the pump room and a sealing unit... Agent: Hyundai Motor Company

20120121449 - Check valve: Check valve with a valve housing, on which is formed a valve seat. The valve seat is designed as an oblique face with respect to a flow direction. A shut-off element has at least one sheet-like shut-off tab which is composed of an elastically deformable material and which, in a... Agent: Rolf Prettl

05/10/2012 > 10 patent applications in 9 patent subcategories.

20120114504 - Vertical shaft pumping system: A vertical shaft pumping system includes a hollow shaft with an inner bore, an inlet end and an outlet end, the outlet end with at least one liquid distribution hole. It further includes an impeller positioned at the lower inlet end of the shaft, with a cylindrical base portion with... Agent: Hamilton Sundstrand Corporation

20120114505 - Inflation device: An inflation device for inflating containers having a body with an air channel therein being in the form of a venturi tube. A first inlet is provided in the body, being in communication with the air channel, to allow compressed air to flow into the air channel. An outlet is... Agent: Stopak (pty) Ltd.

20120114506 - Wave chamber for a wave power plant, and method for producing the same: The invention concerns a wave chamber for a wave power plant having a water inlet opening situated below the water level and an outlet leading to a ventilation channel, in which an air turbine is installed; whereas the wave chamber contains a free-standing stack of a plurality of chamber segments... Agent:

20120114507 - Balancing liquid pumping system: Liquid from a body of liquid is pumped using two liquid columns connected to a sealable conduit containing gas. The liquid columns are also connected to another conduit having a switched valve. Pumping is initiated by extracting gas from the sealed conduit. Liquid exits one of the liquid columns through... Agent:

20120114508 - Electric capstan: An electric capstan that is able to easily and accessibly connect external functional models and accomplish multiple functions with good reliability. This electric capstan includes a motor, a reduction gear and a winching roller, and further includes an engagement-disengagement gear and functional module, wherein the input end of the engagement-disengagement... Agent: Ningbo Chima Winch Co., Ltd.

20120114509 - Dosing apparatus with a joint arrangement: A dosing apparatus includes a dosing unit having a piston arrangement movable along a first axis in a cavity of a casing arrangement and a joint arrangement for removably connecting a first end portion of the piston arrangement to a movement arrangement arranged for moving the piston arrangement. The first... Agent: Ima Life S.r.l.

20120114510 - Reciprocated pump system for use in oil wells: A reciprocated pump positioned at the lower end of a string of tubing in a bore hole that provides a passageway for moving formation fluid to the earth's surface, including a pump barrel supported in communication with the tubing and a standing valve at the lower end thereof providing a... Agent:

20120114511 - Cooling fan: A cooling fan comprises a housing and a motor. The housing includes a support portion, a cover portion and a lateral wall portion, with the lateral wall portion disposed between the cover portion and the support portion, with the lateral wall portion, support portion and the cover portion defining a... Agent:

20120114512 - Low-profile blowers and methods: A blower configured to be positioned in confined spaces and to provide ventilation of a fluid, such as temperature controlled air, is disclosed. In various embodiments, the blower is configured to have a reduced axial thickness, which can be desired in such confined spaces. In some embodiments, the blower has... Agent: Amerigon Incorporated

20120114513 - Fan: A fan assembly for creating an air current is described, the fan assembly having a nozzle, a system for creating an air flow through the nozzle and a filter for removing particulates from the air flow, the nozzle having an interior passage, a mouth for receiving the air flow from... Agent: Dyson Technology Limited

05/03/2012 > 25 patent applications in 20 patent subcategories.

20120107137 - Portable steel-reinforced hdpe pump station: The portable steel-reinforced HDPE pump station includes a vertically upright, cylindrical wet well fabricated from steel-reinforced plastic. Pumps are disposed in the wet well. A pipe connected to the pumps extends to the outside of the wet well to allow outflow of water to external systems. An access hatch covers... Agent:

20120107138 - Method to operate an electronically controlled air compressor powered by an internal combustion engine: A method to operate an electronically controlled air compressor powered by an internal combustion engine, wherein the air compressor is selectively activated when the air compressor minimum threshold value differs from the air compressor minimum threshold hysteresis by a predetermined value, and is deactivated when the air compressor maximum threshold... Agent: Detroit Diesel Corporation

20120107139 - Electronic device and cooling fan control method: An electronic device capable of reducing a continuously generated whining sound is provided. Electronic device (1) includes: cooling target (2); cooling fan (3) that cools cooling target (2); temperature detector (4) that detects the temperature of cooling target (2); and controller (5) that determines a driving voltage to be supplied... Agent: Nec Display Solutions , Ltd.

20120107140 - Method of operating a safety vacuum release system: Embodiments of the invention provide a method of operating a safety vacuum release system (SVRS) with a controller for a pump including a motor. The method can include measuring an actual power consumption of the motor necessary to pump water and overcome losses. The method can include triggering the SVRS... Agent:

20120107141 - Motor-driven compressor and controller therefor: A motor controller for a motor-driven compressor includes a compressing body for compressing and discharging a refrigerant and a motor including a rotary shaft, the motor for driving the compressing body through the rotary shaft. A coil of the motor is arranged in a refrigerant containing area in the motor-driven... Agent: Kabushiki Kaisha Toyota Jidoshokki

20120107142 - Internally supplied air jet cooling for a hydraulic pump: A compressed gas powered machine is provided. The machine includes: an outlet and a hollow member fluidly connected to the outlet and configured to receive gas expended from the machine through the outlet the hollow member defining holes oriented to allow the gas contained in the hollow member to blow... Agent: Spx Corporation

20120107143 - Method and system for cooling a motor-compressor with a closed-loop cooling circuit: A fluid compression system is disclosed having a hermetically-sealed housing with at least a motor and a compressor arranged therein. The motor may drive both the compressor and a blower device coupled to the housing or otherwise arranged within the housing and configured to circulate a cooling gas throughout the... Agent: Dresser-rand Company

20120107144 - Variable bore convertible compressor cylinder: A variable bore reciprocating compressor cylinder, with a family of removable liners of various diameters that can accommodate significant changes in bore diameters without significant increases in fixed clearance volume. In one embodiment of the invention, valves are added or subtracted as required in conjunction with optimizing the flow area... Agent:

20120107145 - Fan drive system with sensor feedback: Hydraulic fan drive system with sensor feed-back. A sensor positioned in the central shaft of the fan drive assembly provides speed feedback signals and eliminates the need for routing the sensor wires.... Agent: Borgwarner Inc.

20120107146 - Pumping device having a pressure adjustable function: A pumping device includes a barrel, a top cover mounted on an open top of the barrel, a cylinder mounted in the barrel and connected to the top cover, a piston movably mounted in the cylinder, a plurality of check valves mounted on the piston, an operation unit mounted on... Agent:

20120107147 - Damping compressor and method for generating compressed air by damping a relative motion between an axle and a chassis of a vehicle: A damping compressor generates compressed air by damping a relative motion between an axle and a chassis of a vehicle.... Agent: Knorr-bremse Systeme Fuer Nutzfahrzeuge Gmbh

20120107148 - Hermetic compressor: A hermetic compressor includes a drive unit to provide drive power for compression of a refrigerant, a shaft having a body portion coupled to the drive unit and an eccentric shaft portion provided at one end of the body portion to perform eccentric rotational motion, and a piston connected to... Agent: Samsung Electronics Co., Ltd.

20120107150 - Radial diaphragm pump: A pump includes a housing, an output member supported for eccentric rotation on a drive shaft of the housing, and a plurality of pumping assemblies supported on the housing about the drive shaft. Each pumping assembly includes a linear sliding pump shaft, a diaphragm oriented transversely to the shaft in... Agent:

20120107149 - Wind turbine energy storage system and method: A wind turbine energy storage system includes a hollow wind turbine tower shaft having a top end and a bottom end covered by top and bottom end caps respectively to form a tank. A compressor is coupled to the wind turbine for compressing air into the tank through a high... Agent:

20120107151 - Refrigerant compressor: A refrigerant compressor includes: an electric motor including a stator and rotor inside a sealed vessel; a compressing mechanism driven by a crank shaft in the rotor; a lower portion oil pool storing in the sealed vessel lubricating oil that lubricates the compressing mechanism; an upper counterweight on an upper... Agent: Mitsubishi Electric Corporation

20120107152 - Modular diaphragm pumping system: The present invention provides apparatus featuring a pump system, including a modular diaphragm pump system, comprising pump modules and couplers, where the pump modules are configured to receive input feeds of fluid being drawn into the pump modules, to provide output feeds of fluid being pumped from the pump modules,... Agent: Itt Manufacturing Enterprises, Inc.

20120107153 - Automatic inflation pump: Disclosed herein is an automatic inflation pump including a housing (1), an air inlet (2), an air outlet (3) provided in the housing (1), a manual rotary switch, a sealing device located at the air outlet (3), an air pump (4) provided inside the housing (1) and a motor (5)... Agent: Dong Guan Hua Tao Metal & Plastic Products Co. Ltd.

20120107154 - Soft-start hermetic compressor: The present invention relates to a hermetic compressor (1) used in operating cooling devices like the refrigerator, comprising a casing (2) carrying the elements therein, an oil sump (3) forming the lower portion of the casing (2) and wherein oil (Y) is put providing the lubrication of the movable elements,... Agent: Arcelik Anonim Sirketi

20120107155 - Solenoid pump: A solenoid pump is equipped with a housing formed therein with a fluid passage through which a fluid flows from an inlet port to an outlet port, and a movable member, which is displaced based on an excitation state of a solenoid section, for thereby opening and closing the fluid... Agent: Smc Kabushiki Kaisha

20120107156 - Blower fan: A blower fan includes a shaft including an outer circumferential surface, a rotor magnet arranged to rotate about a rotation axis together with the shaft, a stator arranged radially outwards of the rotor magnet in an opposing relationship with the rotor magnet, a substantially cylindrical holder unit arranged to rotatably... Agent: Nidec Corporation

20120107157 - Air pump having an impeller with double-sided blades: An air pump having an impeller with double-sided blades is mounted outside an inflatable product, and has a body and a blower. The body has a first air chamber and a second air chamber communicating with each other, a first air inlet and a second air inlet formed at two... Agent: Dongguan Tiger Point, Metal & Plastic Products Co., Ltd.

20120107158 - Sealed compressor with multiple compressor unit: A sealed compressor has an outer housing and a separator plate received within the outer housing. The separator plate defines a suction chamber and a discharge pressure chamber within the outer housing. A locating plate is positioned within the suction pressure chamber. The locating plate has a plurality of positioning... Agent:

20120107159 - Bypass unloader valve for compressor capacity control: A reciprocating compressor includes a cylinder block, a cylinder head, and a bypass unloader valve assembly. The cylinder block has a cylinder disposed therein. The cylinder head is secured to the cylinder block overlying the cylinder and has a suction plenum and a discharge plenum in selective fluid communication with... Agent: Carrier Corporation

20120107160 - Peristaltic pump tubing with stopper and cooperative roller assembly housing having no moving parts: A peristaltic pump system includes elastomeric pump tubing and a roller pump. The pump tubing has a pumping segment and an inlet segment. The inlet segment has an inlet segment outer diameter. The pumping segment has a pumping segment outer diameter less than the inlet segment outer diameter. The roller... Agent:

20120107161 - Pumping device that is operated easily and safely: A pumping device includes a barrel, a top cover mounted on the top of the barrel, a first switching valve mounted on the top cover, a base mounted on the bottom of the barrel, a second switching valve mounted on the base, a cylinder connected between the top cover and... Agent:

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


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