| Patents for F04B 9 - Piston machines or pumps characterised by the driving or driven means to or from their working members (9,236) |
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| 07/01/2009 | CN201265497Y Pneumatic pump |
| 07/01/2009 | CN201265496Y River power force pump |
| 07/01/2009 | CN201265495Y Combined pumping apparatus by floating water of water and pressure of running vehicle to road |
| 06/25/2009 | WO2009076713A1 Reciprocating pump actuated by wave energy |
| 06/25/2009 | DE102008061628A1 Hochdruckpumpenbestätigung in einem Fahrzeug High pressure pumps confirmation in a vehicle |
| 06/25/2009 | DE102007062177A1 High-pressure pump for fuel injection device of internal-combustion engine, has force transmitting element comprising wear-resistant layer and flexible layer that allows penetration of cam or eccentric cam into force transmitting element |
| 06/25/2009 | DE102007062031A1 Hydraulikfluidpumpe einer Fahrzeugbremsanlage mit einem Exzenterantrieb Hydraulic fluid pump of a vehicle brake system with an eccentric |
| 06/25/2009 | DE102007061810A1 Hydrostatic displacement engine e.g. axial piston engine, has cam provided with cam height variable with radius to rotational axis of engine, and piston radially movable relative to cam for adjusting displacement volume |
| 06/25/2009 | DE102007060794A1 Radialkolbenpumpe Radial piston pump |
| 06/24/2009 | EP1973663B1 Pumping device |
| 06/24/2009 | EP1910644A4 Cam driven piston compressor |
| 06/23/2009 | US7550088 Continuously desalinating sea water by reverse osmosis, where salt water is introduced under first pressure into pressure compensating device, salt water is introduced from pressure compensating device at second increased pressure and separated into desalinated water and concentrated sea water |
| 06/23/2009 | CA2366097C Method and arrangement for pumping material |
| 06/18/2009 | DE102008018057A1 Kraftstoffpumpenanordnung Fuel pump assembly |
| 06/17/2009 | CN201258838Y Windmill for water lifting |
| 06/17/2009 | CN101457748A Manual mud jack |
| 06/11/2009 | WO2009072261A1 Pump |
| 06/11/2009 | WO2009070906A1 Compressor and apparatus for compressing two gases at high pressure |
| 06/11/2009 | WO2009070853A1 A pumping apparatus |
| 06/10/2009 | EP2067992A1 Compressor and apparatus for compressing two gases at high pressure |
| 06/10/2009 | DE102008007026B3 Lifter assembly manufacturing method for high-pressure pump i.e. feed pump, of motor vehicle, involves rolling disk such that disk is form-fittingly coupled with projections over recesses, and connecting seam of sheet metal to body |
| 06/10/2009 | DE102007058281A1 Hydrostatic displacement machine i.e. axial piston machine, has piston staying in effective connection with contact body by eccentric drive, where eccentric drive comprises connecting rod that stays in effective connection with piston |
| 06/10/2009 | CN201255087Y Plunger high-pressure pump |
| 06/07/2009 | CA2613785A1 Angled slot foam dispenser |
| 06/04/2009 | DE202009003133U1 Kolbenpumpe mit mehreren Kolben Piston pump with multiple pistons |
| 06/03/2009 | EP2065597A1 Split-chamber pressure exchangers |
| 06/03/2009 | EP2065353A1 Electroosmotic material, method for production of the material, and electroosmotic flow pump |
| 06/03/2009 | CN201250767Y Air-driven hydraulic pump |
| 06/02/2009 | US7540230 Three-way poppet valve for work exchanger |
| 06/02/2009 | CA2536419C Bellows action water gun |
| 05/28/2009 | US20090137979 Medication Reservoir |
| 05/28/2009 | DE102007055263A1 High pressure fuel pump for operating internal-combustion engine, has pump cylinder heads with pump pistons drivable over polygon formation in form of square and arranged at angle of specific degree to each other |
| 05/27/2009 | CN201246291Y Parallel type hydraulic water pump |
| 05/27/2009 | CN101440788A Pressure reducing starter of energy storage hydraulic pump |
| 05/26/2009 | CA2496587C Device for the dosed discharge of a liquid agent and infusion pump |
| 05/22/2009 | WO2009036363A3 Pumping system with precise ratio output |
| 05/20/2009 | EP2059674A2 Two bolt adjustable centering system |
| 05/20/2009 | DE102004025910B4 Antriebseinrichtung für eine Zweizylinderdickstoffpumpe und Verfahren zum Betrieb derselben Drive device for a two-cylinder thick matter pump and method of operation thereof |
| 05/20/2009 | CN201241884Y Manual hydraulic supercharger |
| 05/20/2009 | CN201241804Y High-efficiency methane tank stuff pumping pump |
| 05/20/2009 | CN201241803Y Drilling pump |
| 05/20/2009 | CN101435418A High-speed oil pump of manual tube cutting machine |
| 05/19/2009 | US7534616 Uninterrupted flow pump apparatus and method |
| 05/14/2009 | WO2009059376A1 Improved concrete pump |
| 05/14/2009 | US20090123311 Plunger-slipper assembly of high-pressure pump |
| 05/13/2009 | CN201236777Y Hydraulic slush pump |
| 05/13/2009 | CN101429933A Pump for water pressure measurement |
| 05/13/2009 | CN101429776A Household sullage secondary utilization apparatus |
| 05/12/2009 | US7530799 Long-stroke deep-well pumping unit |
| 05/07/2009 | WO2009058332A2 Valve assembly |
| 05/07/2009 | WO2009058284A1 Engine having common rail intensifier and method |
| 05/07/2009 | WO2007062068A3 Electrokinetic pump designs and drug delivery systems |
| 05/06/2009 | EP1971774B1 Hydraulic machine, in particular hydraulic motor, with a recipricating movement |
| 05/06/2009 | CN201232627Y Rod-pulling oil sucker |
| 05/06/2009 | CN201232613Y Hydraulic oil pump driven by emulsified mixture |
| 05/06/2009 | CN201232612Y Liquid stage raw material conveying device |
| 05/06/2009 | CN201232611Y Sealed potential difference pump |
| 05/05/2009 | US7527482 Method and apparatus for compressing a gas to a high pressure |
| 04/30/2009 | US20090107568 Apparatus Operating Hydraulic Actuator for Valve |
| 04/30/2009 | US20090107267 Prime mover with integral oil reservoir |
| 04/29/2009 | EP2053733A1 Method for operating an asynchronous motor and pump assembly with asynchronous motor |
| 04/29/2009 | CN201228619Y Air enforcing pump |
| 04/29/2009 | CN201228607Y Hydraulic power machine |
| 04/23/2009 | WO2009024619A4 High pressure double membrane pump and membrane element for such a pump |
| 04/22/2009 | EP2049434A2 Portable pumping apparatus for concurrently pumping liquid from a source container to a destination container and pumping vapor from the destination container to the source container |
| 04/22/2009 | EP2049433A2 Portable fluid exchange system for concurrently pumping liquid from a source container to a destination container and pumping vapor from the destination container to the source container |
| 04/22/2009 | EP1948942B1 Pressure exchanger |
| 04/22/2009 | CN201225246Y Water well water-drawing apparatus without diversion |
| 04/22/2009 | CN201225245Y 集成液压泵 Integrated pump |
| 04/22/2009 | CN201225244Y Grease pump |
| 04/16/2009 | DE19625686B4 Exzenteranordnung, insbesondere für eine Hubkolbenpumpe Eccentric arrangement, in particular for a reciprocating pump |
| 04/15/2009 | CN201221451Y Anti-freeze pump of tapping pipe |
| 04/15/2009 | CN201221450Y Control following variable plunger pump |
| 04/15/2009 | CN201220641Y Centralized automatic lubrication system for engineering machinery |
| 04/09/2009 | DE102007049367A1 Dosiervorrichtung Metering |
| 04/09/2009 | DE102006039782B4 Fluidpumpe, umfassend einen Kurbeltrieb mit ungeteilten Pleueln Fluid pump comprising a crank mechanism with undivided connecting rods |
| 04/08/2009 | EP2044333A1 Pressure booster with double-seat valve |
| 04/08/2009 | EP1458974B1 Multi pumping chamber magnetostrictive pump |
| 04/08/2009 | CN201218173Y Piston type gas compressor |
| 04/08/2009 | CN101403406A Plunger type flow pulsation generator |
| 04/02/2009 | WO2009041811A1 Slurry pump |
| 04/02/2009 | DE102007045844A1 Radial piston pump has pump element, which is driven by external drive, where external drive has eccentric shaft, which has eccentric section arranged eccentric to rotation axis of eccentric shaft |
| 04/02/2009 | DE102005013409B4 Handkolbenpumpe mit blockierbarem Ausgabekopf zur Ausgabe von fluiden Substanzen Hand piston pump with blockable dispensing head for dispensing fluid substances |
| 04/01/2009 | EP2042734A1 Miniature pump |
| 04/01/2009 | EP2041396A2 Fluid-powered proportioning pump and system for dispensing fluid including such a pump |
| 04/01/2009 | CN201215073Y Hydraulic profile control and water shutoff pump |
| 04/01/2009 | CN201215072Y Bell-type water pressure pump |
| 03/26/2009 | US20090077957 Hydraulic drive system and method of operating a hydraulic drive system |
| 03/26/2009 | DE202008011660U1 Manuelle hydraulische Pumpe Manual hydraulic pump |
| 03/25/2009 | CN201212462Y High-pressure grease pump |
| 03/25/2009 | CN201212459Y Electric thin oil lubricating pump |
| 03/25/2009 | CN201212458Y Sea wave suction device |
| 03/25/2009 | CN201212177Y Sewerage-recovering double cylinder closet |
| 03/25/2009 | CN101392740A Oil drainage and oil suction structure of pump |
| 03/25/2009 | CN101392739A Controllable empty-drum piston type floating water-raising engine |
| 03/24/2009 | CA2404865C Apparatus and method for customizing cosmetic products |
| 03/19/2009 | WO2009035311A1 Method for compressing gaseous fuel for fuelling vehicle and device for implementation thereof |
| 03/19/2009 | US20090071446 Fuel supply pump and tappet structure body |
| 03/19/2009 | DE102007043347A1 Antriebslagerung für eine Kolbenpumpe und Kolbenpumpe Drive bearing for a piston pump and the piston pump |
| 03/19/2009 | DE102005021045B4 Vorrichtung zur Ausgabe einer hin- und hergehenden Bewegung Means for outputting a reciprocating movement |