| Patents for F04B 45 - Pumps or pumping installations having flexible working members and specially adapted for elastic fluids (2,191) |
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| 05/03/2007 | US20070098579 Fluid pressure sensing chamber |
| 05/02/2007 | EP1778978A1 Modified dual diaphragm pressure sensor |
| 04/26/2007 | DE202006018696U1 Luftpumpe mit verbesserter Lufteinlasssteuerungsanordnung Air pump with improved air intake control arrangement |
| 04/25/2007 | CN2893217Y 空气泵 Air pump |
| 04/18/2007 | CN2890411Y Low-noise minisize pumping |
| 04/18/2007 | CN1950632A Pump sealing apparatus |
| 04/11/2007 | EP1771659A1 Pump comprising a moving wall and use of a pump of this type |
| 04/10/2007 | US7202577 Self-cooling actuator |
| 04/05/2007 | US20070076521 Agitator with integrated dual independent flow control |
| 04/03/2007 | US7197949 Meso sniffer: a device and method for active gas sampling using alternating flow |
| 03/28/2007 | EP1767783A1 Booster pump and storage tank for low-temperature fluid comprising same |
| 03/28/2007 | CN2883727Y Complex shell type air pump |
| 03/14/2007 | EP1762725A1 Gas jetting device, electronic device and gas jetting method |
| 03/13/2007 | US7189066 Light gas vacuum pumping system |
| 03/07/2007 | EP1418959A4 A fluid pressure generating means |
| 03/07/2007 | CN1303327C Opposed diaphragm compression engine capable of auto-regulating coaxial degree of bar piston and plunger case |
| 02/28/2007 | CN2874063Y Rubber diaphragm of automobile brake air room |
| 02/28/2007 | CN1922401A Piezoelectric pump driving circuit, and cooling system using the same |
| 02/21/2007 | CN1916411A Electroactive polymer-based pump |
| 02/15/2007 | WO2006012820A8 Pump comprising a moving wall and use of a pump of this type |
| 02/13/2007 | US7174927 Vacuum device for substance extraction |
| 02/08/2007 | WO2007015650A1 A microfabricated device |
| 02/08/2007 | US20070031268 Compact vacuum pump |
| 01/31/2007 | CN2864154Y Pump capable of reducing ventilation volume |
| 01/31/2007 | CN2864153Y Inflation pump for improved inlet gas control structure |
| 01/31/2007 | CN1906416A Gas jetting device, electronic device and gas jetting method |
| 01/30/2007 | US7168928 Air driven hydraulic pump |
| 01/24/2007 | CN1901351A Electroactive polymer actuator and diaphragm pump using the same |
| 01/24/2007 | CN1901350A Electroactive polymer actuator and diaphragm pump using the same |
| 01/17/2007 | EP1267692B1 Liquid dispenser |
| 01/10/2007 | CN2856482Y Mini inflator |
| 01/10/2007 | CN1892028A Dual piezoelectric beam driven diaphram air pump |
| 01/03/2007 | EP1737519A2 Body pulsating method and apparatus |
| 01/03/2007 | EP1373731B1 Oscillating displacement pump |
| 01/03/2007 | EP1163446B1 Electrostatically actuated pumping array |
| 01/03/2007 | CN2853687Y Automatic antistaling container structure with vacuum-pumping device |
| 12/27/2006 | CN2851640Y 电磁式泵装置 Electromagnetic pump device |
| 12/27/2006 | CN1886595A Electromagnetic vibrating pump |
| 12/20/2006 | CN1291158C 泵 Pump |
| 12/14/2006 | WO2006112720A3 Device for transporting an organ |
| 12/13/2006 | EP1730404A1 Diaphragm pump |
| 12/13/2006 | EP1730403A1 A membrane pump |
| 12/13/2006 | CN2846802Y Leak-proof gasket structure for micro pump |
| 12/13/2006 | CN2846796Y Built-in corrugated tunnel electric pump without valve pressure |
| 12/07/2006 | DE202006013376U1 Tire pump e.g. for tires, has motor propelling air bag group and having discharge opening diaphragm which locks air bag group which flexible and ductile |
| 12/05/2006 | US7144231 Peristaltic pump with ganged tubes |
| 11/30/2006 | US20060269614 Multi-cell polarizer systems for hyperpolarizing gases |
| 11/29/2006 | EP1725792A2 Pump sealing apparatus |
| 11/29/2006 | CN2842007Y Horn-type pump |
| 11/29/2006 | CN1869444A 小型泵 Small pump |
| 11/28/2006 | US7140846 Vacuum pump having main and sub pumps |
| 11/23/2006 | WO2006122368A1 Valve structures for liquid dispensing |
| 11/22/2006 | CN2839640Y Rotary plugged impression non-valve pressure electric pump |
| 11/15/2006 | CN2837554Y Vacuum pump capable of preventing jam |
| 11/14/2006 | US7135246 Electronic apparatus having energy-saving cooling system |
| 11/08/2006 | CN1283921C Diaphragm pump with support ring |
| 10/31/2006 | US7128541 Oscillating displacement pump |
| 10/26/2006 | WO2006112720A2 Device for transporting an organ |
| 10/26/2006 | WO2006111775A1 Pump |
| 10/26/2006 | CA2605522A1 Device for transporting an organ |
| 10/19/2006 | DE10231920B4 Mehrlagen-Membran Multi-layer diaphragm |
| 10/12/2006 | DE10065977B4 Elektromagnetische Membranpumpe Electromagnetic Diaphragm Pump |
| 10/04/2006 | EP1707813A1 Electromagnetic vibrating pump |
| 10/04/2006 | CN1840902A Horn pump |
| 09/28/2006 | CA2740131A1 Methods and apparatus for pumping and dispensing |
| 09/28/2006 | CA2740051A1 Apparatus for pumping and dispensing |
| 09/27/2006 | CN2821219Y Structure improved air pump |
| 09/26/2006 | CA2327012C Diaphragm for a diaphragm pump |
| 09/20/2006 | EP1191956B1 Implantable ventricular assist device |
| 09/14/2006 | US20060201327 Gas flow generator |
| 09/14/2006 | DE10004520B4 Elektromagnetische Membranpumpe Electromagnetic Diaphragm Pump |
| 09/13/2006 | CN1831334A Vacuum pump capable of block |
| 08/30/2006 | EP1696124A1 Combination of a chamber and a piston |
| 08/30/2006 | EP1694530A1 Device for vibrationally driven operation of pneumatic cushions |
| 08/30/2006 | EP1618306B1 Gas flow generator |
| 08/30/2006 | CN2811593Y Big flow multifunctional diaphragm type vacuum pump |
| 08/23/2006 | CN1271333C Electro magnetic vibration pump and its manufacturing method |
| 08/16/2006 | CN2806825Y Cylinder assembly |
| 08/16/2006 | CN2806823Y Enhanced exhausting and supplying air type ventilator for coal mine |
| 08/10/2006 | WO2006083195A1 Bellows cryogenic supercharger |
| 08/10/2006 | WO2005089389A3 Pump sealing apparatus |
| 08/10/2006 | US20060175573 Diaphragm valve for the vacuum evacuation system |
| 08/02/2006 | CN1811183A Ribbed miniature no-valve pump |
| 08/01/2006 | US7083398 Vibrating pumping stage for molecular vacuum pumps, and molecular vacuum pump with vibrating pumping stages |
| 07/27/2006 | US20060165541 Bellows Pump |
| 07/26/2006 | CN2799901Y Bidirectional diaphragm pump |
| 07/19/2006 | EP1030061B1 Air pump, air chamber device, and wrist watch provided with air chamber device |
| 07/19/2006 | CN2797680Y 隔膜泵 Diaphragm |
| 07/12/2006 | EP1677900A2 System, device, and method for mixing liquids |
| 07/06/2006 | WO2006071127A1 Reciprocating pump |
| 07/06/2006 | CA2592620A1 Reciprocating pump |
| 07/04/2006 | US7070400 Diaphragm pump with eliminated pump chamber dead space, and circular recesses on the reverse side of the diaphragm for improved diaphragm chamber wall adherence |
| 06/28/2006 | CN2791300Y Small air-inflating device |
| 06/28/2006 | CN1793647A Prezoelectric ceramics sheet for mfg. mini-pump and mini air pump |
| 06/20/2006 | US7064472 Electroactive polymer devices for moving fluid |
| 06/15/2006 | WO2006063267A1 Magnetic pulse pump/compressor system |
| 06/15/2006 | US20060127246 Implantable pump for operation of hydraulic implant |
| 06/14/2006 | DE10164474B4 Mikropumpe Micropump |
| 06/14/2006 | CN1259507C Pump with diaphragm |
| 05/31/2006 | CN2784614Y Minisize dual-purpose steam water pump |