| Patents for F04B 45 - Pumps or pumping installations having flexible working members and specially adapted for elastic fluids (2,191) |
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| 08/24/2011 | CN102160725A Combination of air mattress and bedstead |
| 08/23/2011 | US8002691 Fluid pressure generating means |
| 08/17/2011 | EP2357486A1 Position detecting device and method of concrete pump vehicle and concrete pump vehicle |
| 08/11/2011 | WO2011095795A1 Disc pump and valve structure |
| 08/11/2011 | WO2011094866A1 Hydraulic fluid control system for a diaphragm pump |
| 08/11/2011 | DE10138674B4 Verfahren zur Vermeidung von Havariefällen von Membrankompressoren A method for preventing damage of membrane compressors cases |
| 08/10/2011 | EP2354546A1 Membrane vacuum pump |
| 08/10/2011 | CN201925134U 水气两用泵 Water, gas and dual pump |
| 08/09/2011 | US7993050 Two-stage mixing system, apparatus, and method |
| 08/09/2011 | CA2645907C Pump |
| 08/04/2011 | WO2011094422A2 An injection shut off valve with pressure actuator for delivery of compositions |
| 08/04/2011 | WO2011094410A2 Wound treatment apparatuses and methods for controlled delivery of fluids to a wound |
| 08/04/2011 | CA2784209A1 Wound treatment apparatuses and methods for controlled delivery of fluids to a wound |
| 08/03/2011 | CN201916169U 一种工程机械制动系统的加力泵 Afterburner pump the brake system for a construction machine |
| 08/02/2011 | CA2730696A1 Hydraulic fluid control system for a diaphragm pump |
| 07/26/2011 | CA2654688C Piezoelectric pump |
| 07/20/2011 | CN101520038B Micro-droplet fluid conveying device |
| 07/19/2011 | US7980835 Tube retainer system for a peristaltic pump |
| 07/13/2011 | EP2343456A1 Piezoelectric pump |
| 07/13/2011 | EP2342460A1 Membrane pump with a multi-part pump housing |
| 07/07/2011 | WO2011038807A3 Multi-stage diaphragm suction pump |
| 07/07/2011 | DE10215860B4 System zur pneumatischen Druckversorgung von Verbrauchern System for pneumatic pressure supply to consumers |
| 07/07/2011 | DE102009043644B4 Mehrstufige Membran-Saugpumpe Multi-stage membrane suction |
| 07/06/2011 | CN201891566U Pedal type aerator |
| 06/28/2011 | US7966993 Fuel injection pump having a barrel expansion control sleeve |
| 06/23/2011 | WO2011073318A1 Motor-pump unit |
| 06/16/2011 | WO2011071960A2 Helical peristaltic pump and motor apparatus and system of use |
| 06/16/2011 | WO2011069362A1 Position detecting device and method of concrete pump vehicle and concrete pump vehicle |
| 06/16/2011 | US20110142688 Mems fluid pump with integrated pressure sensor for dysfunction detection |
| 06/15/2011 | CN201865892U Instant air charging device |
| 06/15/2011 | CN102099606A Non-return valve structure, diaphragm pump, and blood pressure meter |
| 06/14/2011 | US7959196 Door locking mechanism |
| 06/09/2011 | WO2011068144A1 Piezoelectric micro-blower |
| 06/09/2011 | DE102007022658B4 Förderpumpe Feed pump |
| 06/08/2011 | CN201858126U Inflation pump for detecting leak tightness of bottle |
| 06/07/2011 | US7955061 Priming pump for a circuit subjecting said pump to an outlet pressure greater than an inlet pressure |
| 06/03/2011 | WO2011063573A1 Power supply equipment and electronic scale |
| 06/01/2011 | CN101560972B Fluid conveyer with runner plate |
| 05/25/2011 | EP2324868A1 Flexible drive for breast pump |
| 05/25/2011 | CN201843759U Air pump |
| 05/25/2011 | CN101558241B An open/close mechanism of passive mechanical interface and a finger-type peristaltic infusion pump |
| 05/18/2011 | CN201836026U Small anti-explosion sample pump |
| 05/17/2011 | US7942654 Addressable multi-channel peristaltic pump |
| 05/17/2011 | US7942647 Pump for supplying chemical liquids |
| 05/11/2011 | CN102057163A Piezoelectric microblower |
| 05/11/2011 | CN101644545B Air-cooled condenser |
| 05/05/2011 | US20110103984 Valve and diaphragm for a pump |
| 05/04/2011 | CN102046978A Piezoelectric micro-blower |
| 05/04/2011 | CN101542122B Piezoelectric micro-blower |
| 04/28/2011 | US20110097227 Structure of Preventing Water From Leakage for the Pressurized Pump of Diaphragm Type |
| 04/27/2011 | CN201810532U Diaphragm compressor |
| 04/21/2011 | DE102009043644A1 Mehrstufige Membran-Saugpumpe Multi-stage membrane suction |
| 04/20/2011 | EP2312158A1 Piezoelectric microblower |
| 04/20/2011 | CN102022309A Booster pump for engineering mechanical brake system |
| 04/13/2011 | EP2227636B1 Multi-level membrane suction pump |
| 04/07/2011 | WO2011040320A1 Piezoelectric micro-blower |
| 04/06/2011 | EP2306019A1 Piezoelectric microblower |
| 04/06/2011 | EP2306018A1 Piezoelectric micro-blower |
| 04/06/2011 | CN201786631U Sealing structure of diaphragm air pump |
| 04/05/2011 | US7918657 Head for a peristaltic pump with guide and roller clamp arrangement |
| 04/05/2011 | US7918654 Compact vacuum pump |
| 03/31/2011 | WO2010132374A3 Polymer-metallic reagent head |
| 03/30/2011 | CN201778979U Air bag type small air pump matched with ozone generating tube specially |
| 03/23/2011 | CN201771732U Tetrad diaphragm air pump |
| 03/23/2011 | CN201771731U Oil gas recovery pump with low heating output |
| 03/16/2011 | CN101986787A 泵 Pump |
| 03/15/2011 | US7905172 Laminate membrane |
| 03/10/2011 | WO2010141118A3 Mems electrochemical bellows actuator |
| 03/10/2011 | DE112009000908T5 Rückschlagventilstruktur, Membranpumpe und Blutdruckmessgerät Check valve structure, membrane pump and blood pressure monitor |
| 03/03/2011 | WO2011023085A1 Automatic inflation and constant pressure device for elastic container |
| 03/02/2011 | CN201753676U Dual-diaphragm electronic vacuum pump for vehicle |
| 02/24/2011 | WO2011004124A3 Microsystem for generating a synthetic jet, corresponding manufacturing method and device for flow control |
| 02/17/2011 | WO2011017862A1 Piezoceramics pump for electronic product and cpu radiating and cooling system |
| 02/17/2011 | DE202009013127U1 Mehrstufige Membran-Saugpumpe Multi-stage membrane suction |
| 02/17/2011 | DE10247293B4 Pumpe, welche mit Zwischenwänden versehen ist Pump, which is provided with partitions |
| 02/16/2011 | CN201747572U Dual-connecting body diaphragm air pump |
| 02/10/2011 | US20110033316 System for controlling the stroke of an air-operated double diaphragm pump |
| 02/09/2011 | CN201739139U Transmission assembly of air bag pump |
| 02/08/2011 | US7883325 Helically actuated positive-displacement pump and method |
| 02/03/2011 | WO2011013037A1 Flexible drive for breast pump |
| 02/03/2011 | WO2011012696A2 Device to deliver fluid products or suchlike and relative method |
| 02/03/2011 | WO2011012692A2 Device to deliver fluid products or suchlike and relative method |
| 02/03/2011 | WO2011012348A1 Fluid feed pump |
| 02/02/2011 | CN201730810U Oxygen increasing pump for aquarium |
| 02/02/2011 | CN201730809U Air charging device for swimming articles |
| 02/02/2011 | CN101490419B Piezoelectric pump |
| 01/25/2011 | US7874819 Marked tube for a peristaltic pump |
| 01/25/2011 | US7874718 System, device, and method for mixing liquids |
| 01/20/2011 | WO2011007646A1 Structure for bonding metal plate and piezoelectric body and bonding method |
| 01/19/2011 | CN201714643U Diaphragm air pump |
| 01/19/2011 | CN201714642U Horizontal diaphragm air pump |
| 01/19/2011 | CN201714641U Diaphragm gas pump for fuel battery |
| 01/13/2011 | US20110008188 Pneumatically Operated Reciprocating Pump |
| 01/12/2011 | EP2273118A2 Cyclical process in a liquid piston converter |
| 01/12/2011 | CN101418786B Tetra-piston type air pump |
| 01/05/2011 | EP2268923A1 Pump |
| 01/05/2011 | CN201696265U Connecting structure for cylinder and box body of membrane compressor |
| 01/05/2011 | CN201696264U Deadweight air compressor |
| 12/22/2010 | CN201679674U Portable simple inflator |
| 12/16/2010 | DE19958013B4 Pneumatisches Bauelement für ein Schaltlager Pneumatic device for a switch bearing |