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US20110247143 TEMPERATURE AND MOISTURE REGULATING TOPPER FOR NON-POWERED PERSON-SUPPORT SURFACES  
A person-support surface comprises a non powered mattress and a coverlet positionable on the non powered mattress. The coverlet includes an entry positioned at a first end of the coverlet, an exit...
US20100310382 Method of Controlling a Pump and Motor  
Embodiments of the invention provide a variable frequency drive system and a method of controlling a pump driven by a motor with the pump in fluid communication with a fluid system. The drive...
US20090243223 STUFFING BOX FOR WALKING BEAM COMPRESSOR  
Various methods and devices are provided for use in a walking beam compressor used with an oil well pump. In general, an injectable fibrous sealant is provided for use in a stuffing box to form a...
US20100319904 Down hole delivery system  
An improved delivery system for pumping fluid from a pay zone to the surface of a well in which the well casing is fitted with a pump lodged in the pay zone of the well, a drive head at the surface...
US20120275937 CIRCULATION BOOSTING AND VENTILATING AIR COMPRESSOR  
The present invention discloses a circulation boosting and ventilating air compressor which comprises a compressor shell and a rotor, and which is characterized in that: the rotor consists of a...
US20110286864 MULTIPLE INLET VACUUM PUMPS  
First and second pump stages provide a flow-path from an inlet to the outlet (30), the flow-path being arranged so that molecules entering the first inlet (26) pass to the outlet through the first...
US20090232668 VEHICLE INCLUDING COMPRESSED AIR CONSUMING DEVICES AND A METHOD OF OPERATING THE SAME  
A vehicle, such as a lorry or a bus, includes compressed air consuming devices and a power driven compressor to deliver compressed air to at least one storage tank. A control device controls the...
US20050265870 Actuating means able to be activated by fluid action  
An actuating means adapted for fluid activation has a contractile hose terminally secured by clamping on at least one head piece. The contractile hose fits into an annular clamping gap or nip,...
US20130011322 Method and apparatus on halting global warming  
We have described herein a method and associated apparatus that can halt global warming with significant economic benefits. They include (1), re-scrub half the carbon dioxide emitted from calcining...
US20130136631 FAN  
A fan includes blades and a motor. The motor includes a rotor holder; a shaft; a sleeve; a holder; and a thrust plate. A radial bearing portion arranged to support the shaft in a radial direction...
US20100322784 SOLAR WATER HEATING SYSTEM  
A variety of arrangements and methods relating to a solar water heating system are described. Various implementations involve a relatively lightweight, affordable, low-pressure solar water heating...
US20130089439 DELIVERY DEVICE HAVING A CONNECTING ROD, AND A METHOD FOR CONTROLLING A DELIVERY DEVICE HAVING A CONNECTING ROD AND AT LEAST ONE BALANCE WEIGHT  
A delivery device having a connecting rod, and a method for controlling a delivery device having a connecting rod and at least one balance weight, includes a part that is permanently connected to a...
US20090317260 Compressor-Driver Power Limiting in Consideration of Antisurge Control  
A control method and apparatus for simultaneously protecting a compression system from driver overpowering and turbocompressor surge. When overpowering is detected, flow rate through the each...
US20120082569 Very-Small-Capacity Pressure Gauge  
A pressure gauge mounted to a pump or a back pressure regulator in an HPLC, SFC, or SFE system provides improved solvent exchange and improved measurement precision. A through hole having an inside...
US20070217924 TOOL CASE FOR AN AIR COMPRESSOR  
An apparatus includes a compressor. The compressor has an air pump and a tank configured to store air compressed by the air pump. The compressor is configured to be used while in an operating...
US20070025865 Electric motor having a coaxially associated pump  
An electric motor (1) having a coaxially associated pump (6) for a coolant circuit, in particular in a system with temperature transfer and/or heat transfer, in which a shaft assembly (5) transmits...
US20080107550 ELETRIC PUMP  
A Roots pump has a driving shaft press fitted into a driving rotor, and a driven shaft press fitted into a driven shaft. A driving timing gear is located between an electric motor and the driving...
US20090246003 TURBOCHARGER WITH SLIDING PISTON, AND HAVING VANES AND LEAKAGE DAMS  
A turbocharger having a sliding piston for regulating exhaust gas flow into the turbine wheel includes a set of first vanes mounted on a fixed first wall of the turbine nozzle and projecting...
US20060153687 Hydrogen operated power system  
One form of a hydrogen operated power system according to this invention is a fuel cell system (20) provided with a supply system which supplies a gaseous fuel from a fuel supply tank (24) to a...
US20110103986 COMBINED BEARING AND ROTARY MACHINE  
A highly reliable combined bearing capable of achieving equal and sufficient lubrication of a plurality of rolling bearings with a simple and compact structure is provided. The combined bearing...
US20130129533 SALT-SPRAY PROTECTION STRUCTURE FOR FAN  
A salt-spray protection structure for fan includes a frame, a hub, at least one protruded portion, and a stator assembly. The frame is internally provided with a base that internally defines a...
US20090285697 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...
US20070134107 Feeding pump device of volume tube continually metering type  
A feeding pump device of volume tube continually metering type comprises: a volume tube (1) provided with metering volume section (11), a dragging mechanism (2), and an unilateral inlet valve (8)...
US20070068815 Micro electro-kinetic pump having a nano porous membrane  
An electro-kinetic micro pump having a nano porous membrane is introduced. When a voltage is applied to two opposing sides of the nano porous membrane, an electro-osmotic flow can be induced in...
US20110318204 TURBO BLOOD PUMP  
An impeller 31 is provided with a rotating shaft rotatably supported at the upper and lower ends thereof by an upper bearing 9 and a lower bearing 10, a plurality of vanes 32 connected to the...
US20090238709 Magnetic vane ejection for a rotary vane air motor  
A magnetic rotary vane pump is disclosed which includes a rotor disposed within a casing that comprises a cavity having an inlet and an outlet. The rotor includes at least one radial slot and at...
US20110286858 WATER PUMP SYSTEM AND METHOD  
This disclosure relates a water pump control system for an internal combustion engine, and a method for operating an internal combustion engine including a clutch-controlled water pump. The water...
US20060292013 Magnetocaloric pump for microfluidic applications  
A microfluidic magnetocaloric pump. The magnetic and thermal properties of a ferrofluid such as MnZnFe2O4 nanoparticles in an oil- or water-based medium are allowed to interact with a magnetic...
US20080260541 Induction Motor Control  
The operation of an AC induction motor 24 is controlled in response to the actual slip exhibited by the motor during operation. The slip of the motor 24 may be determined by determining the actual...
US20120171059 Turbocharger with integrated actuator  
A turbocharger having a turbine with a wastegate, and a compressor including a compressor housing, a compressor wheel, and a wastegate actuator. The turbine wheel includes blades defining an inlet....
US20100068083 Compressor and electric motor combination  
A compressor and electric motor combination includes a compressor including a housing, and a shaft extended out of the housing, an electric motor including a receptacle, and a spindle extended out...
US20110278963 Electrodynamic Linear Oscillating Motor  
The invention relates to an electrodynamic linear oscillating motor characterised by high power densities in the magnet gap, magnetic return of the oscillating system to the centre position and a...
US20080240932 Pump, real-time, general and incremental condition diagnosis  
A method and system for diagnosing a condition of a positive displacement hydraulic delivery system or pump. The method includes determining a reference polar guide of torque and/or velocity and/or...
US20100024778 Fuel Pumping System  
A fuel pumping system comprises a high pressure pump having a drive input, a drive gear driven for rotation, in use, by the drive input, an idler gear driven by the drive gear, and an output gear...
US20050140233 Air blower apparatus  
There is provided, at a low cost, an air blower apparatus capable of increasing the air blowing capability without an increase in size of an electronic motor, and having a high assembling ability....
US20090285696 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...
US20100140935 REVERSIBLE HYDROELECTRIC DEVICE  
Reversible hydroelectric device that can be installed on an outside pipe, comprising a hydraulic power unit comprising a hydraulic machine comprising a centrifugal pump that can be reversed as a...
US20060093492 Sump pump container  
The present invention relates to novel oblong, preferably bilobular, sump containers or reservoir housings for containing sump pump stands and two or more sump pumps, which containers are more...
US20090246040 Multistage Vacuum Pump Unit and an Operation Method Thereof  
A multistage vacuum pump unit can save a power requirement and prevent the gas discharged outside of the unit from flowing-back inside the pump unit. A plurality of vacuum pumps are connected in...
US20110150674 Operating Machine, in Particular a Motor-Driven Pump with an Axial Motor Arrangement  
The present invention refers to an operating machine, in particular a motor-driven pump with an axial motor arrangement, comprising a rotor assembly (18) and a stator assembly (7). The rotor...
US20090180909 Scroll-Type Apparatus  
Scroll-type pumping apparatus comprises a stator (104) comprising a fixed scroll member (106) having an end plate with a first spiral wrap (110) extending therefrom; an orbital scroll member (108)...
US20080200878 Surgical Cassette having a plurality of latching surfaces  
A cassette having a molded flow channel contained on an elastomeric sheet that is bonded or mechanically attached to a rigid substrate. The flow channel projects outwardly from the exterior of the...
US20060153702 Engine coupled pump with 90 degree gearbox  
A light, powerful and manoeuvrable centrifugal pump unit suitable for fighting fires, emptying flooded compartments and providing auxiliary cooling water on board ships includes a frame (10) which...
US20070104595 Eccentric Screw Pump With Integrated Drive  
The invention relates to an eccentric screw pump which includes a stator and a rotor rotating therein as well as a drive motor for driving the rotor. The armature of the drive motor is...
US20120213643 VEHICLE AUXILIARY PUMP CONTROL  
A vehicle includes a main pump and an auxiliary pump, each configured to provide fluid to a hydraulic circuit. A motor is configured to drive the auxiliary pump. A controller is configured to...
US20060127253 Inner drive for magnetic drive pump  
An inner drive for a magnetic drive pump includes a magnet supported on a yoke. The inner drive is driven about an axis to pump a corrosive process fluid. The magnet and yoke are fully encapsulated...
US20090266426 HOT WATER SYSTEM  
A hot water system includes cold water pipes, hot water pipes, a water heater, a pump, a pump control unit and a connection valve unit. The pump is used to increase the pressure of the hot water...
US20100045057 EJECTOR DEVICE WITH VENTILATION ACTION  
An ejector device adapted to generate a negative pressure with compressed air, which via a compressed-air duct is fed to an ejector, the device including a valve member arranged in the...
US20110028853 CHECK VALVE STRUCTURE, DIAPHRAGM PUMP, AND SPHYGMOMANOMETER  
A check valve structure has a first space and a second space. The check valve structure is configured to allow a flow of a fluid from the first space to the second space and to inhibit flow of the...
US20120321484 Pump controller  
The present invention provides a technique using current sensing to control the pressure at constant level without the direct sensing of the pressure. This technique will help to reduce dependency...