Matches 1 - 50 out of 389 1 2 3 4 5 6 7 8 >


Match Document Document Title
US20050226742 Microfabricated elastomeric valve and pump systems  
A method of fabricating an elastomeric structure, comprising: forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion...
US20050175478 Devices Employing Colloidal-Sized Particles  
The present invention relates to the use colloidal particles to realize photonic and microfluidic devices. In particular embodiments, colloidal particles are used to realize microfluidic a two-way...
US20120177507 LABORATORY SYRINGE PUMPS  
A syringe pump which includes a pusher block is slidably mounted on bearings on one or more guide rails. The pusher block is advanced or retracted by a lead screw having an axis which is offset...
US20050238506 Electromagnetically-actuated microfluidic flow regulators and related applications  
A variable, closed-loop apparatus for regulating a microfluidic flow that employs a low-power deflection assembly, which is surface-mounted over a flexible membrane overlying a chamber integrated...
US20110044831 MOTOR WITH HIGH PRESSURE RATED CAN  
An apparatus includes a motor. The motor includes a rotor, a stator disposed around the rotor, and a first high pressure rated can separating the stator from the rotor. The first high pressure...
US20150028195 Optical Apparatus And Method  
A deformable optical lens with a lens membrane having an optically active portion that is configured to be shaped over an air-membrane interface according to a spherical cap and Zernike...
US20090277196 APPARATUS AND METHOD FOR MODULATING COOLING  
This invention relates to a method and an apparatus for a modulating air conditioning system having increased energy efficiency and greater turndown capabilities. A modulating air conditioning...
US20080286131 ELECTRIC SUBMERSIBLE PUMPS  
A method of pumping wellbore fluid, comprising the steps of: installing an electric submersible pump in a wellbore; and operating the pump at more than 4,500 rpm to pump the wellbore fluid....
US20080069708 AIR COMPRESSOR UTILIZING A VARIABLE SPEED MOTOR AND AN ELECTRONIC CONTROL SYSTEM  
An air compressor utilizing an electronic control system. A pneumatically controlled regulator is provided for controlling output pressure for an air compressor. Digital gauges are provided on the...
US20100021319 Pump  
A pump includes: a pump chamber for which a capacity is changeable; an inlet channel which allows a working fluid to flow into the pump chamber; an inlet side fluid resistance element disposed...
US20150004021 LINEAR COMPRESSOR  
A linear compressor is provided that may include a shell including a refrigerant inlet, an outer stator provided in the shell and including a coil, an inner stator disposed to be spaced apart from...
US20120045352 PUMP AND PUMP ASSEMBLY  
Provided is a fluid pump assembly. The pump has a pair of housings magnetically coupled to each other. The first housing contains a drive motor and a magnetic assembly. The second housing contains...
US20050196304 Pipetting means and method of operating a pipetting means  
A pipetting means includes a micropump comprising a pump chamber with a first opening and a second opening. Furthermore, the micropump includes means for changing the volume of the pump chamber. A...
US20110002798 FLUID TANK AND FLUID PUMP WITH EXTERIOR MOTOR  
A fluid tank assembly may include a fluid tank having a wall defining an internal volume in which a fluid is received and a fluid pump. The fluid pump may have a motor including an electrically...
US20090291001 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...
US20050031468 Controller of vacuum pump  
A vacuum pump has a pump mechanism section that performs evacuation to set a space to be evacuated to a predetermined degree of vacuum and an electric motor section for driving the pump mechanism...
US20080219866 Generation and Management of Mass Air Flow  
Systems and methods for generating high velocity mass air flows are disclosed. High velocity mass air flow (air charging) devices are needed in a variety of research, industrial, commercial, and...
US20130064698 FLUID FEED PUMP, FLUID CIRCULATION DEVICE, MEDICAL DEVICE AND ELECTRONIC DEVICE  
A fluid feed pump is configured, such that a fluid is fed from an outlet channel of the fluid feed pump through an outlet buffer chamber to a fluid channel. The outlet buffer chamber is designed...
US20110076167 Electric Motor II  
An electric motor conveys media and includes a stator, a rotor with a rotor magnet, and a media throughput opening between the stator and rotor. An operationally reliable delivery of media at low...
US20060198742 Downhole uses of piezoelectric motors  
A sampling system used in collecting samples of connate fluid from within hydrocarbon bearing formations. The sampling system comprises a sonde disposed within a wellbore formed proximate to the...
US20140003963 APPARATUS AND METHOD FOR OPERATING A SUBSEA COMPRESSION SYSTEM IN A WELL STREAM  
A method of operating a subsea compression system in a well stream, the subsea compression system comprising a compressor and an electromotor driven pump, wherein the compressor is configured to...
US20050276703 Miniature pump for liquid cooling system  
A miniature pump includes a pump casing (1) defining therein an inner space with an inlet (104) and an outlet (110) both being in flow communication with the inner space, a liquid circulating unit...
US20140017103 Method and Apparatus for Elimination of Gases in Pump Feed/Injection Equipment  
A pumping apparatus for pumping a liquid from a source to a target including a motor and pump driven by the motor. Sacrificial zinc components are utilized to minimize corrosion due to chlorine...
US20060067842 Simplified piston slidable in a cylinder  
A simplified piston (14), slidable in a cylinder (16), moved by magnetic coupling to an external magnetic element (20) which moves along the cylinder (16).
US20140058190 SYSTEM AND METHOD FOR CONTROLLING PUMP  
Systems and methods including a motor or electromagnets to control the movement of one or more pistons in a pumping chamber. The pumping chamber may include a pump inlet and a pump outlet in fluid...
US20130251560 BLOWER  
A blower includes a casing having an air inlet, an electric motor having a rotor and a stator, an impeller driven by the motor, and a diffuser for directing air from the impeller. The impeller and...
US20110076166 Turbo Charger II  
A turbocharger includes a compressor arrangement for compressing fresh air for internal combustion engines, containing a compressor wheel as well as an electric motor with a rotor and stator. A...
US20100329905 PERMANENT MAGNET DIRECT DRIVE MUD PUMP  
A permanent magnet direct drive mud pump has a permanent magnet motor, a shaft connected to the permanent magnet motor, and a pump head connected to the end of the shaft opposite the permanent...
US20090175742 Hydraulic supply system for a motor vehicle  
A hydraulic supply system for a motor vehicle includes an internal combustion engine, a pump driven by the internal combustion engine, and a hydraulically operated component that is driven by...
US20060222527 Electric pump and fluid supply apparatus  
An electric pump includes a pump body, an intake port formed in the pump body, a discharge port formed in the pump body for discharging fluid pumped from the intake port, a rotor housed in the...
US20130278183 LOAD FILTERS FOR MEDIUM VOLTAGE VARIABLE SPEED DRIVES IN ELECTRICAL SUBMERSIBLE PUMP SYSTEMS  
A medium voltage drive for driving a motor of an electric submersible pump can include inverter circuitry that includes an output for output of power and a load filter connected to the output that...
US20080260545 Variable Capacity Oil Pump  
The invention relates to a wind turbine being provided with a fluid displacement means for ensuring a certain increased pumping capacity at a certain reduced rotational speed of the main shaft of...
US20150050169 HIGH-PRESSURE WASHING DEVICE  
A high-pressure washing device includes a nozzle (31), a motor (562) a battery (7), and a pump (576). The nozzle (31) is configured to eject a high-pressure cleaning liquid. The battery (7) is...
US20120251354 ELECTRIC OIL PUMP  
An electric oil pump including an electric motor, a first pump element that is driven to suck and discharge oil by output torque of the electric motor, a second pump element that is driven to suck...
US20090241570 Refrigerant cycle system  
In a refrigerant cycle system, a compression mechanism of an electric compressor sucks and compresses refrigerant, and an electric motor that drives the compression mechanism is cooled by the...
US20070286740 Hydraulic unit and method for providing a pressurized hydraulic fluid  
An hydraulic unit provides a pressurized hydraulic fluid at an outlet. The unit has an electric motor and a pump operated by the motor for generating pressure. A reservoir having a variable...
US20140322038 Pump Motor Protector with Redundant Shaft Seal  
An electric submersible pump device having a motor part, a pump part, and a protector part. The protector part includes redundant shaft seal parts.
US20080277018 Tank-refilling pump arrangements  
A refilling pump arrangement comprises a refilling hose (1), and a pump (2) mounted at the free end of the hose which takes in fluid. This hose and pump arrangement can be stored anywhere, either...
US20080107549 Fuel pump and filter assembly  
A fuel pump and filter assembly includes a housing supporting a filter in a filter chamber, which is at least partially defined by first and second end walls, an outer wall extending therebetween,...
US20060275155 Rotational apparatus  
Disclosed herein are apparatuses having a stator and a rotor configured to provide both a magnetic drive means and a magnetic bearing means for a rotatable element. The stator and rotor are...
US20100254835 SCROLL DEVICE INTEGRATING A FEED PUMP  
A scroll device including two coupled stages on a rotary shaft, at both ends of an intermediate electric power device, wherein the first stage is formed by a first pressure variation device of an...
US20100114149 AUTOMATICALLY ADJUSTING INTRA-GASTRIC SATIATION AND SATIETY CREATION DEVICE  
An implant for placement within a hollow body organ, the implant includes a distension device having an undeployed shape for delivery within a hollow body and one or more deployed shapes for...
US20090092507 Fluid pump systems  
A fluid pump system has a housing having a housing cover removably connected to a housing base. A plurality of fluid pump assemblies are inside of the housing. Each fluid pump assembly has an...
US20160076550 Redundant ESP Seal Section Chambers  
A seal section for use in a downhole submersible pumping system includes redundant fluid separation mechanisms. The fluid separation mechanisms are bag seal assemblies, labyrinth seals, pistons...
US20140105767 POWER SUPPLY MODULE  
A power supply module configured to supply power to a load having a first connector terminal includes a body, an insulating member, and a second connector terminal. The body includes a frame for...
US20100221128 Compact Dry-Running Piston Compressor  
A compact dry-running piston compressor includes at least one cylinder for the compression of air by a corresponding piston, which may be driven by an electric motor with a crank drive made up of...
US20110150669 Non-Propeller Fan  
A fan that moves a fluid that includes a flexible membrane with a length defining a long axis that includes at least two supported ends, a support structure that supports the supported ends of the...
US20110052431 ELECTRO-OSMOTIC PUMP  
A pump for inducing liquid movement by means of polarisation electro-osmosis, comprising a passageway forming a flow path for fluid transport, at least one polarisable means located within said...
US20090214341 ROTATABLE AXIAL FAN  
The present disclosure provides a novel apparatus for the movement of air. Specifically, the apparatus is an axial fan assembly which is rotatable about a horizontal axis to orient the axial fan...
US20130343932 SUBSEA MOTOR-TURBOMACHINE  
Subsea pressure booster comprising an electric motor (2) and a compressor (3), multiphase pump or pump driven by the electric motor, for boosting the pressure of a subsea flow comprising petroleum...

Matches 1 - 50 out of 389 1 2 3 4 5 6 7 8 >