| Patents for F04B 9 - Piston machines or pumps characterised by the driving or driven means to or from their working members (9,236) |
|---|
| 10/01/2008 | CN101275590A Method and apparatus for hoisting waste water with tap water pressure |
| 09/24/2008 | EP1972933A1 Chromatographic column system |
| 09/24/2008 | EP1972728A2 Flush toilet |
| 09/24/2008 | EP1972470A1 Air supply device |
| 09/24/2008 | EP1971776A1 Hydraulic machine, in particular hydraulic motor, and metering device comprising such a motor |
| 09/24/2008 | EP1971775A1 Hydraulic machine, in particular hydraulic motor, with a reciprocating movement, and differential piston for such a machine |
| 09/24/2008 | EP1971774A1 Hydraulic machine, in particular hydraulic motor, with a recipricating movement |
| 09/24/2008 | CN201121576Y Floating type water drawing device suitable for hand pressed water pump |
| 09/24/2008 | CN201121565Y Water pumping device of biogas generating pit |
| 09/24/2008 | CN201121564Y Plastic high-pressure plunger pump |
| 09/24/2008 | CN101273199A Pump |
| 09/24/2008 | CN101272989A Manually operable water purifying device |
| 09/24/2008 | CN100420853C Single-plunger injection pump for pressure accumulating tube-fuel injection system |
| 09/24/2008 | CN100420849C High efficiency oil-water-air mixed medium transfer pump |
| 09/23/2008 | US7427190 Hydraulic device for pumping molten metal and/or controlling a molten metal flow |
| 09/18/2008 | WO2008111339A1 Electric thrust piston pump device |
| 09/18/2008 | WO2008074810A3 System for generating electrical power and potable water from sea waves |
| 09/18/2008 | US20080227189 Bioreactor which generates alternating magnetic fields and utilizes compression to deliver nutrient broth to propagating heart tissues; tissue engineering and repair; regenerative medicine |
| 09/18/2008 | DE102007012707A1 Hochdruckpumpe zur Förderung von Kraftstoff mit einer verbesserten Schmiermittelzufuhr in der Nockenwellenlagerung High pressure pump for pumping fuel with an improved supply of lubricant in the camshaft bearing |
| 09/18/2008 | DE102007012705A1 Hochdruckpumpe zur Förderung von Kraftstoff mit einem torsionsentkoppelten Druckfederelement in der Stößeleinrichtung High pressure pump for pumping fuel with a torsionsentkoppelten compression spring element in said plunger means |
| 09/18/2008 | DE102007012704A1 Hochdruckpumpe zur Förderung von Kraftstoff mit einer verbesserten Ausbildung der Lageranordnung zur Lagerung der Nockenwelle High pressure pump for pumping fuel with an improved design of the bearing arrangement for supporting the camshaft |
| 09/18/2008 | CA2652490A1 Motor-driven thrust piston pump apparatus |
| 09/17/2008 | CN201118346Y An electromotor for pressure-increase water drilling device |
| 09/17/2008 | CN201116518Y Vacuum self-suction high-pressure hand pump |
| 09/17/2008 | CN201116517Y Elevated manual water pump |
| 09/17/2008 | CN101265890A Piezoelectric hydraulic pump |
| 09/17/2008 | CN101265889A Water press machine |
| 09/17/2008 | CN100419258C Automatic-boosting reciprocating pump |
| 09/17/2008 | CN100419257C High-pressure mixing fluid pump |
| 09/17/2008 | CN100418825C Wheel pressure pump |
| 09/16/2008 | US7426110 Centrifugal fan clutch for an electronics cooling fan |
| 09/16/2008 | US7425120 Diaphragm position control for hydraulically driven pumps |
| 09/10/2008 | CN201111553Y Three-jar vertical type spray water type plunger piston slurry pump |
| 09/04/2008 | US20080213115 High-Pressure Gas Compressor And Method Of Operating A High-Pressure Gas Compressor |
| 09/04/2008 | US20080213107 Reciprocating pump |
| 09/04/2008 | US20080213105 Reciprocating Piston Pump with Air Valve, Detent and Poppets |
| 09/04/2008 | DE102007010002A1 Hydraulic machine, e.g. variable displacement hydraulic pump, includes knitted wire fabric to suppress transmission of body noise and attenuate vibrations |
| 09/03/2008 | CN201110255Y Lever manual piston oil barrel pump |
| 09/03/2008 | CN201110254Y Integration type metering pump |
| 09/03/2008 | CN101255857A Empty-drum-shaped piston type floating force water elevator |
| 09/03/2008 | CN101254702A Liquid transport apparatus and method for producing liquid transport apparatus |
| 09/03/2008 | CN100416095C Device and method for controlling a thick matter pump |
| 09/02/2008 | US7421316 Method and device for regulating fluid pump pressures |
| 09/02/2008 | US7418887 Integral accumulator/pump housing |
| 09/02/2008 | CA2370773C Actuator control in a micro electro-mechanical liquid ejection device |
| 08/28/2008 | WO2008102817A1 Functional thin tube device |
| 08/28/2008 | WO2008102245A1 Plunger pump |
| 08/28/2008 | WO2007119149A8 Displacement dosing device and corresponding movement apparatus |
| 08/28/2008 | WO2007090193A8 Hydraulic oil well pumping apparatus |
| 08/27/2008 | CN201106838Y Barbecue lighting lamp |
| 08/27/2008 | CN201106537Y Portable liquid suction infusing machine |
| 08/27/2008 | CN201106206Y Moss liquid flushing urinal or livestock-poultry ring house apparatus |
| 08/21/2008 | WO2008098854A1 Pumping device particularly for fluids containing solid suspensions |
| 08/21/2008 | WO2008059449A3 Muscle-powered water pump |
| 08/21/2008 | US20080199323 Reciprocating Pump with Electronically Monitored Air Valve and Piston |
| 08/21/2008 | DE102007008261A1 Hochdruckpumpe zur Förderung von Kraftstoff mit einer verbesserten Führung des Pumpenkolbens High pressure pump for pumping fuel with improved guidance of the pump piston |
| 08/20/2008 | EP1957794A2 Electrokinetic pump designs and drug delivery systems |
| 08/20/2008 | EP1957793A2 Electrokinetic pump designs and drug delivery systems |
| 08/20/2008 | CN201103144Y Domestic water saving device |
| 08/20/2008 | CN101245777A Hydraulic pressure driven membrane pump with leakage compensation equipment |
| 08/20/2008 | CN101245769A Automatic decompression device of pump |
| 08/14/2008 | WO2008034869A3 Pump arrangement comprising at least two radial piston pumps |
| 08/14/2008 | DE102004026893B4 Hubkolbenpumpe, insbesondere Kraftstoffhandpumpe eines Dieselmotors Reciprocating piston pump, in particular a fuel hand pump of a diesel engine |
| 08/13/2008 | EP1954403A2 Fluid product dispensing pump |
| 08/13/2008 | EP1774175B1 Pump for liquids with radial cylinders |
| 08/13/2008 | CN101241201A Improvements in variable focus optical devices |
| 08/13/2008 | CN100410532C Positive-displacement reciprocating compressor |
| 08/13/2008 | CN100409925C Method and device for desalinating water while overcoming decreases in pressure |
| 08/07/2008 | WO2008095206A1 Mixer pump |
| 08/07/2008 | WO2008095205A2 Multi index with stroke selector pump |
| 08/07/2008 | WO2008092808A1 Hydraulic unit for a hydraulic power screwdriver |
| 08/07/2008 | WO2008028007A3 Two bolt adjustable centering system |
| 08/06/2008 | CN201096066Y Manual water pumping device and water storage and drainage system containing same |
| 08/06/2008 | CN201096065Y Plunger type quantitative hydraulic motor electro-hydraulic switch torque-changing oil dispensing subassembly |
| 08/06/2008 | CN201096064Y Electro-hydraulic switch torque-changing oil-dispensing type rotating cylinder barrel type quantitative plunger piston hydraulic motor |
| 08/06/2008 | CN101238289A Reciprocating pump |
| 08/06/2008 | CN101238288A Apparatus to concentrate a fluid and a multiple chamber pump |
| 07/31/2008 | WO2008091797A1 Magnetic displacement pump and compressor |
| 07/31/2008 | WO2008064374A3 Double acting piston pump |
| 07/31/2008 | DE102007002730A1 Radial piston pump for internal combustion engine, has follower comprising cross-section with thickness, viewed in direction radially displaced at angle relative to piston axis, smaller than another thickness viewed in direction of axis |
| 07/30/2008 | EP1948942A1 Pressure exchanger |
| 07/30/2008 | CN201092941Y Novel water-saving environment protection cleaning machine high pressure pump |
| 07/30/2008 | CN101233323A Reciprocating piston pump with air valve, detent and poppets |
| 07/30/2008 | CN101233322A Reciprocating pump with electronically monitored air valve having battery and solenoid electronic monitoring |
| 07/30/2008 | CN101233321A Reciprocating pump with electronically monitored air valve and piston |
| 07/30/2008 | CN101230850A Atmos machinery |
| 07/30/2008 | CN101230849A Double-piston hydropower pressure regulating pump |
| 07/30/2008 | CN100406359C Twirling dip tube |
| 07/29/2008 | CA2310156C Liquid dispenser and distribution apparatus for washing structures, and methods |
| 07/23/2008 | EP1947331A1 Hydraulically Driven Machine Improvement |
| 07/23/2008 | EP1665305A4 Magneto-mechanical apparatus |
| 07/23/2008 | CN201090421Y Scaling ratio stepless regulating device for double-cylinder and double-liquid mud-injection pump |
| 07/23/2008 | CN201090389Y Manual biphasic plunger type water pump |
| 07/23/2008 | CN201090388Y Improved bottom valve of methane-generating pit extraction tube |
| 07/23/2008 | CN201090387Y Three-cylinder single-acting drill pump crankshaft |
| 07/23/2008 | CN101225808A Reciprocating-piston compressor or fluid pump driven by gas or liquid |
| 07/23/2008 | CN101225807A Polyhead pump |
| 07/23/2008 | CN100404854C Mining hand hole-sealing pump |
| 07/23/2008 | CN100404805C Central lubricating unit |
| 07/22/2008 | US7402028 Pressurisation system |