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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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,...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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)...
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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...
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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...
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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...
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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...
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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...
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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...
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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....
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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...
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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...
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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...
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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...
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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....
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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...
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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...
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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...
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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...
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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...
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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)...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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