| 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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| 04/18/2007 | EP1773479A1 Dosing device for introducing an additive into a liquid flow |
| 04/18/2007 | EP1714031A4 Hydraulic ram pump |
| 04/18/2007 | CN2890402Y Electricity-free water pump for wastewater reclaiming and utilizing device |
| 04/17/2007 | US7204679 Flow control system |
| 04/12/2007 | WO2007016177A9 Reciprocating piston pump with air valve, detent and poppets |
| 04/12/2007 | WO2007016151A3 Reciprocating pump with electronically monitored air valve having battery and solenoid electronic monitoring |
| 04/12/2007 | US20070079698 Reciprocating fluid machines |
| 04/12/2007 | DE102005048567B3 Switchable eccentric device, e.g. for radial piston pump, has stop arrangement that limits rotation of eccentric sleeve relative to eccentric section |
| 04/12/2007 | DE102005048046A1 Pump for liquids or gases has shaft situated on pipe, cylindrical-shaped piston on eccentric shaft guided inside pipe whose to and from movement creates suction or pressure effect |
| 04/11/2007 | CN2888122Y Siphon type fuel charger |
| 04/11/2007 | CN2888121Y Ground double-pressure hydraulic augmented injection pump |
| 04/11/2007 | CN2888120Y Plunger pump drive device |
| 04/11/2007 | CN1945013A Plunger driving structure |
| 04/05/2007 | WO2007037271A1 Pump |
| 04/05/2007 | WO2007036972A1 Hydraulic machine with radial cylinders having an improved crank bearing |
| 04/05/2007 | WO2007036864A1 Manually operable water purifying device |
| 04/05/2007 | DE102005014015B4 Kolbenpumpe für ein insbesondere hydraulisches Drucksystem eines Kraftfahrzeugs Piston pump for a hydraulic pressure system in particular of a motor vehicle |
| 04/04/2007 | CN2886130Y Connection support and flushing device equipped with same |
| 04/04/2007 | CN2886121Y Multiplex radial plunger pump |
| 04/04/2007 | CN1942672A Check valve for displacement-type pump |
| 04/04/2007 | CN1940191A Domestic refused-water re-utilizer |
| 04/03/2007 | US7198474 Pump having shape memory actuator and fuel cell system including the same |
| 03/28/2007 | CN1307370C Pump |
| 03/28/2007 | CN1307368C Pump |
| 03/27/2007 | US7196457 Piezoelectric film, piezoelectric element, piezoelectric actuator, piezoelectric pump, ink-jet type recording head, ink-jet printer, surface-acoustic-wave element, thin-film piezoelectric resonator, frequency filter, oscillator, electronic circuit, and electronic apparatus |
| 03/21/2007 | EP1685325B1 Fuel pump with multiple cams |
| 03/21/2007 | EP1660755A4 Portable, surface-mounted well pump |
| 03/21/2007 | CN2881145Y Liquid puming apparatus |
| 03/21/2007 | CN2881144Y Pumping structure capable of easy changing concrete piston |
| 03/21/2007 | CN1934355A High pressure pumping apparatus |
| 03/21/2007 | CN1932287A Mining hand hole-sealing pump |
| 03/21/2007 | CN1306156C Cam shaft angle sensor mounting structure of IC engine |
| 03/20/2007 | US7193521 Method and apparatus for detecting errors, fluid pressure, and occlusions in an ambulatory infusion pump |
| 03/20/2007 | US7191503 Method of manufacturing a piezoelectric actuator |
| 03/14/2007 | CN2878715Y Spraying pump capable of inverse spray |
| 03/14/2007 | CN1304772C High pressure low volume pump |
| 03/14/2007 | CN1304300C Animal powered mechanical device for water desalination |
| 03/13/2007 | US7189320 Pump, pump for liquid chromatography, and liquid chromatography apparatus |
| 03/13/2007 | CA2428500C Micropump with heating elements for a pulsed operation |
| 03/13/2007 | CA2361598C Pump for dispensing a product, in particular a cosmetic or care product |
| 03/07/2007 | EP1708800A4 Molecular separator |
| 03/07/2007 | EP1412639B1 Dosing pump |
| 03/07/2007 | CN2876371Y Clean water cup hand press water pump |
| 03/07/2007 | CN2876370Y Automatic energy saving water pumping machine |
| 03/07/2007 | CN1926333A Hydraulic motor arrangement and method of operating a hydraulic motor |
| 03/07/2007 | CN1302968C Pump and contaner with said pump |
| 03/01/2007 | WO2007023075A1 Pump or compressor unit |
| 03/01/2007 | US20070048149 Oil suction pump |
| 03/01/2007 | US20070045348 Dispenser pump |
| 02/28/2007 | EP1436508B1 Electronic control system and process for electromagnetic pump |
| 02/28/2007 | CN1922401A Piezoelectric pump driving circuit, and cooling system using the same |
| 02/22/2007 | US20070041851 Supercharger with electric motor |
| 02/21/2007 | EP1753542A1 Simplified airless dispensing pump for liquid products |
| 02/21/2007 | CN1915727A Wheel pressure pump |
| 02/20/2007 | US7178694 Anti-clog discharge spout |
| 02/15/2007 | WO2007016988A1 Device for concentrating a liquid, and differential piston pump |
| 02/14/2007 | EP1752662A1 Apparatus to concentrate a fluid and a multiple chamber pump |
| 02/14/2007 | EP1350056B1 Fluid delivery apparatus and method |
| 02/14/2007 | EP1212532B1 Dual diaphragm pump |
| 02/14/2007 | CN2869374Y Manual pumping unit |
| 02/13/2007 | US7175394 Hydraulic multiphase pump |
| 02/13/2007 | CA2179237C Diaphragm pump including improved drive mechanism and pump head |
| 02/08/2007 | WO2007015429A1 Reciprocating pump |
| 02/08/2007 | WO2007014466A1 High-pressure gas compressor and method of operating a high-pressure gas compressor |
| 02/08/2007 | WO2006122268A3 Sanitary diaphragm pump for critical bioprocess applications |
| 02/08/2007 | DE102004022431B4 Radialkolbenpumpe mit Hubring Radial piston pump with lifting ring |
| 02/07/2007 | EP1749152A1 Drive device for a dual-cylinder slurry pump and method for operating said pump |
| 02/06/2007 | US7172097 Fluid product dispensing pump |
| 02/01/2007 | WO2007012172A1 Drive assembly for a reciprocating pump utilizing a linear actuator |
| 02/01/2007 | US20070025867 Reciprocating pump and use of said reciprocating pump |
| 02/01/2007 | DE202006014551U1 Industrial centrifugal pump for gas and vapor phases has gas inlet close to rotor inlet side and discharges outside pump housing |
| 02/01/2007 | DE102005035082A1 Hubring für eine Einspritzpumpe Lifting ring for an injection pump |
| 02/01/2007 | DE102004017040B4 Kolbenpumpe und Zapfstation für Flüssiggas Piston pump and dispensing station for liquefied |
| 01/31/2007 | CN2864149Y Foam pump |
| 01/31/2007 | CN1906415A A self-supplied painting roller |
| 01/30/2007 | US7168927 Pressure exchanger system |
| 01/30/2007 | CA2410641C Super absorbent driven dispenser |
| 01/30/2007 | CA2234275C Rear entry stepped pump |
| 01/25/2007 | WO2007010912A1 Suction pump |
| 01/25/2007 | US20070020125 Motor with eccentric part and pump device using the same |
| 01/24/2007 | CN2861535Y Drive force-saving plunger hydraulic pump for lever sway arm |
| 01/23/2007 | US7166954 Piezoelectric film, piezoelectric element, piezoelectric actuator, piezoelectric pump, ink-jet type recording head, ink-jet printer surface-acoustic-wave element, thin-film piezoelectric resonator, frequency filter, oscillator, electronic circuit, and electronic apparatus |
| 01/23/2007 | US7165951 High-pressure generating device |
| 01/23/2007 | CA2438338C Multiple component metering and dispensing system |
| 01/20/2007 | CA2513155A1 An innovative renewable energy device for pumping sea water to on-shore facilities |
| 01/17/2007 | EP1427471A4 Plunger for patient infusion device |
| 01/11/2007 | WO2007003253A1 Compressor unit comprising an eccentric gear |
| 01/11/2007 | WO2007002997A1 Reciprocating pump |
| 01/11/2007 | CA2613410A1 Reciprocating pump |
| 01/10/2007 | EP1740829A1 Pumps |
| 01/10/2007 | EP1488085A4 Reciprocating and rotary internal combustion engine, compressor and pump |
| 01/10/2007 | EP1332288B1 Method for controlling a pump arrangement consisting of two hydraulically driven plunger piston pumps |
| 01/10/2007 | CN2855226Y Pneumatic extension sealing gear for movable screen |
| 01/10/2007 | CN1894504A 泵 Pump |
| 01/10/2007 | CN1294356C Piston type compressor |
| 01/09/2007 | US7160273 Suction pump |
| 01/04/2007 | WO2007000215A1 Compressor for a tyre repairing kit |
| 01/04/2007 | DE202006016297U1 Suction pump comprises pump tube, with outlet tube extending out of one sid eof its rear end and pump rod extending through aperture in rear end of pump tube |
| 01/03/2007 | EP1738074A1 Radial piston pump |
| 01/03/2007 | EP1299646B1 Dosing pump |