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WO/2005/067618A2 |
Scroll compressors are provided with vapor injection or by-pass ports (44, 46, 48; 56, 74, 76) that will allow greater flow of refrigerant through the port than was the case in the prior art. The prior art has typically utilized a single...
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WO/2005/068981A2 |
A micro plasma sensor system having a glow discharge gap. A fluid (17) to be sensed is brought into the vicinity of the discharge (18) at the gap. Emission light from the discharge is coupled to an optical spectrum analyzer (22, 23, 26, ...
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WO/2005/060593A2 |
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 microc...
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WO/2005/061889A1 |
A pump primarily for liquid paint comprising first and second pistons (19, 21) reciprocable rectilinearly in respective first and second cylinders (17, 18), said first and second pistons being moved relative to their respective pistons b...
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WO/2005/060370A2 |
A system (200) to extract heat from a high power density device (202) and dissipate heat at a convenient distance. The system circulates liquid metal in a closed conduit (203a) using one or more electronmagnetic pumps (211) for carrying ...
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WO/2005/058638A1 |
An air-tight, flexible cushion (1) in a highly schematic representation is connected to a vibrationally driven air pump (2) by means of a pressure line (4). A suction line (6) connects the air pump (2) to the surrounding atmosphere. Pres...
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WO/2005/059361A1 |
The invention concerns a cartridge pump comprising a case (1) including electronic or electrical elements causing an oscillation so as to actuate a piston (5). The piston (5) and the mechanical elements are mounted in a cartridge consist...
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WO/2005/052379A1 |
A micro flow rate generator comprising a porous thin film placed in a channel, a pair of electrodes arranged on the opposite sides of the porous thin film, a means for supplying solution to the channel, and a DC power supply for applying...
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WO/2005/050014A1 |
A magnetostriction pump of simple structure capable of feeding out fluid at a high rate with high accuracy while realizing reduction in the size, the cost and the number of components. The magnetostriction pump (10) comprises a generally...
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WO/2005/049185A1 |
A capillary pump 10) is provided for producing pressurized and unpressurized vapor emissions from liquid feed. In its simplest form, the capillary pump incorporates a liquid feed intake (12), a porous vaporization component (16), and a h...
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WO/2005/045242A1 |
An improved wave energy converter for use in offshore and deep-sea locations. The wave energy converter is adapted for secure attachment to the bottom of a body of water (e.g., the ocean floor), preferably beyond the breaker zone. The wa...
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WO/2005/045255A2 |
An electromagnetic fuel pump, including a pump, an electronic control circuit board assembly (PCB) and electromagnetic coil operatively arranged to operate the pump, and, a housing arranged to house the pump and the PCB/coil assembly, th...
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WO/2005/042924A2 |
A centrifugal supercharger (10) is provided. One embodiment of the supercharger (10) comprises a two-piece housing (26, 26a, 26b)wherein a parting area is substantially aligned with a rotational axis of a drive- or impeller shaft (20). A...
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WO/2005/041297A1 |
A stack of heat generating integrated circuit chips may be provided with intervening cooling integrated circuit chips. The cooling integrated circuit chips may include microchannels for the flow of the cooling fluid. The cooling fluid ma...
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WO/2005/035979A2 |
A centrifugal pump is provided for use with fluids, gases, and solids in connection with a drive shaft and a motor. The pump has a housing and a sloped impeller mounted on the shaft within the housing. The housing has opposing inlet mean...
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WO/2005/035091A2 |
A pump and stopper combination for vacuum or pressure sealing a container. The stopper has a pour opening and a one-way valve movable between an operative position to permit one-way flow of fluid into or out of the container when the pou...
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WO/2005/033523A1 |
The invention relates to a method for conveying media, particularly liquid media, during which the medium to be conveyed is guided through a conveying space having at least one wall element, which is provided in the form of a flexibly de...
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WO/2005/028000A1 |
Various 'contactless' bearing mechanisms including hydrodynamic and magnetic bearings are provided for a rotary pump as alternatives to mechanical contact bearings. In one embodiment, a pump apparatus includes a pump housing (110) defini...
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WO/2005/028872A2 |
Various 'contactless' bearing mechanisms including hydrodynamic, hydrostatic, and magnetic bearings are provided for a rotary pump as alternatives to mechanical contact bearings. These design features may be combined. In one embodiment, ...
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WO/2005/026544A1 |
This present invention relates to a piezoelectric pump device with associated valve components, an active and passive fluidic pump chamber capable of pumping liquids, gases and flowable materials. The active pump chamber incorporates a u...
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WO/2005/026513A1 |
The hybrid (16) comprises a two cycle engine (18), boosted by the engine power compressor (22) and a hydraulic pump (24). The pump plunger (114) fastened to engine piston (38) and located coaxially with the compressor piston (62) and pum...
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WO/2005/026545A1 |
An electromagnetic pump driving method in which noise and vibration accompanying abrupt pressure variation in a pump chamber are reduced. A pulse voltage applied alternately to the positive side and the negative side so as to drive an el...
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WO/2005/024219A1 |
Dosing pump for a liquid additive in the fuel of a heavy fuel engine, said pump comprising a piston (3), a cylinder (1) and an actuator (7) for moving the piston (3) axially in the cylinder (1), said actuator (7) being a high resolution ...
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WO/2005/024232A1 |
Disclosed is a pump for conveying an exhaust gas aftertreatment medium, particularly a urea-water solution, for diesel engines. Said pump comprises a pump housing in which a pump element is accommodated that conveys the medium from a res...
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WO/2005/021977A1 |
An engine lag down suppressing device of construction machinery, comprising a vehicle body controller (13) having a first torque control means and a second torque control means, and a third torque control means. The first torque control ...
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WO/2005/018782A1 |
A pressure exchanger (1) and a method for pressurising a first fluid by the pressure of a second fluid wherein each fluid influences surface areas (20, 21) of a sliding member (19) individually. Due to differences in sizes of the surface...
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WO/2005/017357A1 |
An electromagnetic pump comprises a cylinder (20), a piston (30), a first induction coil (40), a second induction coil (50), and a magnetic housing (60). The piston (30) is slidably disposed in the cylinder (20). The first induction coil...
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WO/2005/017356A1 |
A servo driven dispensing pump is provided for dispensing a precise quantity of liquid. The dispensing pump includes an inlet for receiving a supply of liquid, an outlet for dispensing a metered amount of liquid, and a flow control valve...
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WO/2005/015019A1 |
Pump device (1) for hydraulically activating a valve (2) in particular used for oil and gas exploration wherein such a valve may be a safety valve assigned to a riser or a tree, said pump device including a piston cylinder unit (3) from ...
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WO/2005/012727A1 |
An electromagnetic pump capable of highly precisely detecting an operating position of a movable element without enlarging the device. A hollow-core detecting coil (53) for detecting reciprocating motion of a movable element (10) is fitt...
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WO/2005/011874A2 |
A water feature comprising a vessel (1) for containing water, an electrically powered submersible water pump (2) within the vessel (1) for pumping water to an outlet of the water feature and a solar panel (4) arranged to provide electric...
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WO/2005/012726A1 |
A stator for electromagnetic pumps designed to improve the output efficiency of pumps by decreasing leakage flux. Air-core solenoid coils (50a, 50b) are fitted around the periphery of a cylinder, and the axial end surfaces of the solenoi...
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WO/2005/011081A2 |
In accordance with the present invention, stable electroosmotic flow systems and methods for designing the same are disclosed. The invention provides electroosmotic flow systems comprising electroosmotic flow elements, including bridge e...
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WO/2005/010361A2 |
A diaphragm pump and a method for aligning thereof, the pump including an electric motor, a motor shaft, driven by the electric motor for rotation about an electric motor shaft axis, an eccentric drive, driven by the electric motor, via ...
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WO/2005/008348A2 |
One embodiment of the device comprises a device for thermal management. More particularly, one embodiment comprises a synthetic jet actuator (60) and a tube (61). The synthetic jet actuator (60), though not required, typically comprises ...
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WO/2005/000074A1 |
A reversible inflation system allowing a single pump to be used both for inflation and deflation of the air bladder. This embodiment of the inflation system includes a pump with an inlet and an outlet ports and a pump housing having two ...
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WO/2004/114520A2 |
A device for inducing motion on fluids or solids comprising a structure (14) with a deformable sheet (12) compressed to form a structural wave and an actuator (30) for actuating the deformable sheet and driving the structural wave in a p...
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WO/2004/111445A1 |
A system for exploiting aeolian energy, uniquely advantageous from the energeticand ecological point of view, comprises an aeolic rotor (6) and an air compressor (7) of the type for producing liquid air, the latter driven by the rotor (6...
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WO/2004/106738A1 |
A magnetofluiddynamic (MFD) pump including a liquid (or partially liquid) piston and at least two valve-delimited chambers is disclosed. The valve-delimited chambers may be coupled, in series or parallel, between the input and the output...
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WO/2004/106736A1 |
The invention relates to a method for detecting the state of charge of an electromagnetic pump having a vibrating core and pertaining to an electrical household appliance, said pump being supplied by a single-alternating rectified voltag...
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WO/2004/098012A2 |
An active sensing and switching device for use in controlling current to a load, comprising a controller means (U1) for disconnecting the load from a power source by providing a switch-open control signal based on a signal indicating a s...
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WO/2004/094820A2 |
An electromagnetic pump (10) has a supply section (40) and a magnetic force pumping section(28) wherein flow of a magnetically conductive material through the supply section is opposite to the flow of the material in the magnetic force p...
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WO/2004/094299A1 |
An electroosmotic pump may be fabricated using semiconductor processing techniques with a nanoporous open cell dielectric frit. Such a frit may result in an electroosmotic pump with better pumping capabilities.
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WO/2004/094845A2 |
A shaft (40) for use on in a mud pump having a shaft portion (42) and a hub portion (44) integrally formed with the shaft portion (42). The hub portion (44) extends radially outwardly of the shaft portion (42). The shaft portion (42) and...
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WO/2004/092582A2 |
A electrical machine includes a housing assembly, first and second bearings mounted in the housing assembly, and a rotor assembly mounted in the bearings such that it has a predetermined amount of axial and radial play relative to the ho...
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WO/2004/092572A1 |
A fuel feed device with a plunger pump capable of efficiently discharging generated vapor and cooling fuel by the vapor, comprising a plunger (112), a cylindrical body (111) reciprocatingly storing the plunger (112) and forming a pump ch...
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WO/2004/085193A1 |
The aim of said invention is to reduce the overall dimensions of the engine (1) of an engine assembly used for a mobile vehicle, in particular a working machine like a wheel loader. The aim is achieved by a continuously controlled speed ...
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WO/2004/079194A2 |
The invention relates to a hydraulic pump and to a hydraulic system comprising said pump. A pumping piston (21) is displaced in a pumping cylinder (20) by a drive piston (20) moved in a drive cylinder (27) by a liquid (10) having a high ...
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WO/2004/076857A2 |
An electroosmotic pump (22) used in a closed loop cooling system (10). The pump includes a fluid chamber, a pumping element (104), an inlet electrode (1 12A), an outlet electrode (112B), and means for providing electrical voltage to the ...
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WO/2004/072592A1 |
The invention relates to a device for gripping and installing a pump comprising (i) a hollow cylindrical housing, with a feed and discharge line opening thereinto for the liquid to be dosed, and (ii) a coaxial piston which can move in tr...
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