| 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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| 03/19/2009 | CA2699270A1 Method for compressing gaseous fuel for fuelling vehicle and device for implementation thereof |
| 03/18/2009 | EP2035265A1 Vehicle brake system piston pump |
| 03/18/2009 | CN101389409A Pumping device |
| 03/18/2009 | CN101387277A Hydraulic driving air compressor |
| 03/17/2009 | US7503756 Multi pumping chamber magnetostrictive pump |
| 03/17/2009 | CA2347130C Blood separation systems and methods using a multiple function pump station to perform different on-line processing tasks |
| 03/12/2009 | WO2009033193A1 Controlvalve |
| 03/12/2009 | WO2009030793A1 Pressure-intensifying mechanism |
| 03/12/2009 | CA2703817A1 Sealed engine/compressor housing comprising an adsorption element |
| 03/11/2009 | EP2032855A1 Positive displacement piston pump, for lubrication |
| 03/11/2009 | CN201206827Y Ceiling fan lamp |
| 03/11/2009 | CN201206538Y Telescopic earth and sand pump with built-in oil cylinder |
| 03/11/2009 | CN101382122A Pneumatic pump |
| 03/05/2009 | US20090060765 Axial piston pump, and power transmission device with axial piston pump |
| 03/05/2009 | US20090060756 Two-Chamber Blood Pump |
| 03/05/2009 | DE102004063889B4 Dosiervorrichtung, insbesondere Handreinigungs- und Desinfektionsmittelspender mit vereinfachtem Pumpenaustausch nach vorn Dosing, especially hand cleaning and disinfectant dispenser pumps with simplified exchange forward |
| 03/04/2009 | EP1392977B1 Micropump |
| 03/04/2009 | CN201202610Y Hand pulling type water pump |
| 03/04/2009 | CN201202609Y Pumping gun |
| 03/04/2009 | CN201202608Y Piston type liquid sucker |
| 03/04/2009 | CN201202607Y Pedal water pump |
| 03/04/2009 | CN201202606Y Liquid pumping machine |
| 03/04/2009 | CN201202605Y Bi-component mixing hydraulic injection pump |
| 03/04/2009 | CN201202604Y Energy-saving water pumping machine |
| 03/04/2009 | CN201202603Y Improved plunger pump structure |
| 03/04/2009 | CN101379339A Hydraulic device with a lubricating pump |
| 03/04/2009 | CN101379293A Hydraulic machine, in particular hydraulic motor, and metering device comprising such a motor |
| 03/04/2009 | CN100465431C A rolling lever-type piston pump |
| 03/03/2009 | US7497670 Dual diaphragm transfer pump |
| 02/26/2009 | WO2009024619A1 High pressure double membrane pump and membrane element for such a pump |
| 02/26/2009 | DE102006045899B4 Kurbeltrieb für Kurbeltriebpumpe und Verwendung in einer Kraftstoffpumpe Crankshaft Crankshaft for use in pump and a fuel pump |
| 02/25/2009 | CN100463728C Foot-operated liquid-pumping flush sprayer |
| 02/24/2009 | CA2462481C A fluid dispenser with twirling dip tube |
| 02/19/2009 | US20090045127 Aircraft Rinse System |
| 02/19/2009 | US20090045126 Molecular Separator |
| 02/19/2009 | DE102007039072A1 Piston pump, e.g. mud pump for deep boreholes, has a bolt at the upper crosshead path to allow crosshead movement on thermal expansion |
| 02/19/2009 | DE102007038525A1 Pumpe, insbesondere Kraftstoffhochdruckpumpe Pump, in particular high-pressure fuel pump |
| 02/18/2009 | EP2024140A1 Automatic lubricating pump with double-acting drive piston |
| 02/18/2009 | CN201196139Y Gas-liquid booster pump for disk type brake of oil field truck-mounted drilling rig workover rig |
| 02/18/2009 | CN101371040A Hydraulic machine, in particular hydraulic motor, with a recipricating movement |
| 02/18/2009 | CN101368559A Pumping system and pumping method |
| 02/18/2009 | CN101368553A Planetary gear stepless variable high pressure axial plunger pump |
| 02/12/2009 | US20090038685 Fluid delivery device |
| 02/12/2009 | DE202007013618U1 Pumpe, insbesondere für ein Hydraulikaggregat einer elektronisch regelbaren Fahrzeugbremsanlage Pump, in particular for a hydraulic assembly of an electronically regulatable vehicle brake system |
| 02/12/2009 | DE102007038279A1 Hubverstelleinrichtung für Doppelexzenterantriebe Stroke adjusting for Doppelexzenterantriebe |
| 02/11/2009 | CN201193596Y Liquid suction device |
| 02/11/2009 | CN101363425A Garbage compressor |
| 02/10/2009 | US7488159 Zero-clearance ultra-high-pressure gas compressor |
| 02/04/2009 | CN201190643Y Double-tube type piston pump for sprayer |
| 02/04/2009 | CN201190642Y Pressure reaction type auto reciprocating fluid pump |
| 02/04/2009 | CN201190608Y Seal structure of oil pump for automobile |
| 02/04/2009 | CN100458151C Differential pressure drive reciprocating double-action booster pump |
| 01/29/2009 | WO2009013224A1 Fuel pump for an injection system of an internal combustion engine |
| 01/29/2009 | WO2009013175A1 Pump, particularly high-pressure fuel pump |
| 01/29/2009 | WO2009013068A1 High-pressure fuel pump with roller tappet |
| 01/29/2009 | DE102007035100A1 Pumpe, insbesondere Kraftstoffhochdruckpumpe Pump, in particular high-pressure fuel pump |
| 01/28/2009 | EP2019205A2 Double-action fluid weighing and dispensing process and system |
| 01/28/2009 | CN100455794C Extrusion pump for thick slurry material conveying |
| 01/27/2009 | US7481629 Radial piston pump |
| 01/27/2009 | US7481337 Apparatus for fluid storage and delivery at a substantially constant pressure |
| 01/22/2009 | WO2009011012A1 Air driven hydraulic pump |
| 01/20/2009 | CA2420541C Suction pump |
| 01/20/2009 | CA2347537C Programmable, fluid pressure actuated blood processing systems and methods |
| 01/14/2009 | EP1664618B1 Device for generating and maintaining a desired pressure/flow |
| 01/14/2009 | EP1385779B1 Accurate dosing pump and accessories therefor |
| 01/14/2009 | CN201180288Y Household reclaimed water recycling apparatus |
| 01/08/2009 | DE102007029967A1 High-pressure fuel pump arrangement for operating self-igniting internal-combustion engine, has low pressure and high pressure circuitry connected and cylinder head integrated in internal-combustion engine |
| 01/07/2009 | CN201176912Y High pressure large flow rate ceramic piston pump |
| 01/07/2009 | CN201176911Y Emulsion pump suitable for down-hole of coal mine |
| 01/02/2009 | DE102006033472B4 Hochdruck-Kurbeltriebpumpe, insbesondere zur Kraftstoff-Hochdruckversorgung bei Kraftstoff-Einspritzsystemen High-pressure pump crank mechanism, particularly for high-pressure fuel supply in fuel injection systems |
| 12/31/2008 | WO2009000949A1 Hydraulic piston pump |
| 12/31/2008 | WO2008095205A3 Multi index with stroke selector pump |
| 12/31/2008 | EP2009283A2 Hydraulically driven machine improvement |
| 12/31/2008 | CN201172885Y Odorless toilet bowl capable of auto-collecting domestic waste for flushing |
| 12/31/2008 | CN201172847Y Reusing device for domestic waste water |
| 12/31/2008 | CN101334014A Plunger type quantitative hydraulic motor electro-hydraulic switch torque-changing oil dispensing subassembly |
| 12/31/2008 | CN101334013A Electro-hydraulic switch torque-changing oil-dispensing type rotating cylinder barrel type quantitative plunger piston hydraulic motor |
| 12/31/2008 | CN100447412C Fluid power machine |
| 12/31/2008 | CN100447411C Piston pump driving mechanism |
| 12/24/2008 | CN101328874A Hydraulic slurry pump |
| 12/24/2008 | CN101328873A Pressure type pump reducing pulsation for vehicle slip control system |
| 12/24/2008 | CN101328872A Picking pump of water jet loom |
| 12/24/2008 | CN101327868A Split engagement flange for soap dispenser pump piston |
| 12/24/2008 | CN100445558C Hermetic compressor |
| 12/23/2008 | US7467927 Pumping arrangement |
| 12/23/2008 | CA2466844C Diaphragm pump system |
| 12/18/2008 | WO2008151628A1 Two-step-pump |
| 12/18/2008 | WO2008121606B1 Air-operated pump |
| 12/17/2008 | CN201165949Y Double-piston hydropower pressure regulating pump |
| 12/17/2008 | CN201165948Y Conveying device of concrete pump |
| 12/17/2008 | CN100443742C Hydraulic variable pump with four plunger and motor |
| 12/10/2008 | EP1660755B1 Portable, surface-mounted well pump |
| 12/10/2008 | EP1315575B1 Finger-operated spray pump ejaculating fluid in fixed quantity |
| 12/10/2008 | CN201162637Y Double-piston continuous pumping device |
| 12/08/2008 | CA2617202A1 Vacuum release mechanism |
| 12/08/2008 | CA2591046A1 Vacuum release mechanism for piston valve |
| 12/04/2008 | US20080298990 Oil pressure braking pump with different braking stages |
| 12/03/2008 | CN201159146Y Wet sludge conveyer |
| 12/03/2008 | CN201159145Y rolling lever-type piston pump |
| 12/03/2008 | CN101317009A Operation aid for manual pump |