| Patents for F04B 45 - Pumps or pumping installations having flexible working members and specially adapted for elastic fluids (2,191) |
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| 12/09/2010 | WO2010141118A2 Mems electrochemical bellows actuator |
| 12/08/2010 | CN101905043A Membrane pump with bleed valve |
| 12/08/2010 | CN101905042A Suction pump with air release valve |
| 12/08/2010 | CN101022839B Membrane pump with bleed valve |
| 12/02/2010 | DE102009044268B3 System for detection of an oil mist, at potential hot spots, has an optical sensor at the inflow channel into a double membrane suction pump using a permanent magnet and coil for membrane vibration |
| 12/01/2010 | CN201661455U Improved diaphragm of dual-diaphragm pump |
| 11/30/2010 | US7841843 Valveless micro air delivery device |
| 11/30/2010 | US7841842 Chemical liquid supplying apparatus |
| 11/25/2010 | US20100296954 Flexible chamber |
| 11/25/2010 | US20100296953 Pump chamber configured to contain a residual fluid volume for inhibiting the pumping of a gas |
| 11/24/2010 | CN201650690U Miniature air pump structure |
| 11/24/2010 | CN101892976A Vacuum gas diaphragm circulating pump for tritium purification |
| 11/18/2010 | WO2010132374A2 Polymer-metallic reagent head |
| 11/17/2010 | CN201637182U Device for refrigerating by using low-grade heat energy |
| 11/17/2010 | CN201635975U Medical micro-vacuum device |
| 11/10/2010 | CN101883924A Multi-level membrane suction pump |
| 11/10/2010 | CN101881266A Fluid transporting device |
| 11/03/2010 | CN201621046U Mini-type vacuum pump |
| 11/03/2010 | CN101100989B Diaphragm pump |
| 10/28/2010 | US20100272589 Pump apparatus |
| 10/27/2010 | CN201615049U 打气球 Balloon |
| 10/21/2010 | US20100266432 Micro valve, method for producing a micro valve, as well as micro pump |
| 10/20/2010 | CN201610835U 过滤吸油器 Filter suction device |
| 10/14/2010 | WO2010115430A1 Lever pump for use in anal irrigation |
| 10/14/2010 | US20100260632 Foam pump with bellows spring |
| 10/13/2010 | CN101384459B Motor pump assembly |
| 10/06/2010 | CN201599174U 充气物的充气气囊结构 Inflatable airbag inflator thereof |
| 09/30/2010 | US20100247357 Device comprising a combination of a chamber and a piston |
| 09/29/2010 | EP2232073A1 Flexible chamber |
| 09/29/2010 | CN201593491U Protection mechanism of flexible hose of peristaltic pump |
| 09/29/2010 | CN1901351B Electroactive polymer actuator and diaphragm pump using the same |
| 09/23/2010 | WO2010106177A1 Metering pump assembly |
| 09/22/2010 | CN201588764U Diaphragm pump with improved gas collection room structure |
| 09/22/2010 | CN101839234A Vehicle dual-diaphragm electronic vacuum pump |
| 09/22/2010 | CN101837719A Heating device of electric automobile and method for recycling fuel steam by fuel heater |
| 09/16/2010 | DE202010009845U1 Struktur einer Luftblasen-Pumpvorrichtung Structure of a bubble pump device |
| 09/15/2010 | EP2227636A1 Multi-level membrane suction pump |
| 09/15/2010 | CN201582082U Diaphragm pump with improved umbrella-shaped check valve structure |
| 09/09/2010 | US20100224547 Roller pump |
| 09/02/2010 | DE202005021858U1 Saugpumpe mit Entlüftungsventil Suction pump with air vent |
| 08/31/2010 | CA2580674C Roller clamp |
| 08/26/2010 | US20100215529 Damper device, high pressure pump having the same and manufacturing method of the same |
| 08/26/2010 | US20100215519 Air operated double diaphragm over center valve pump |
| 08/25/2010 | CN101815870A Vacuum pump and use of a vacuum pump |
| 08/19/2010 | US20100209268 Low cost disposable infusion pump |
| 08/19/2010 | DE19538339B4 Vorrichtung zum Erzeugen von Druckluft An apparatus for generating compressed air |
| 08/18/2010 | CN201554628U Mechanical diaphragm metering pump |
| 08/17/2010 | US7776014 Disposable surgical suction/irrigation trumpet valve tube cassette |
| 08/12/2010 | US20100202893 Motor/pump assembly |
| 08/10/2010 | US7771179 Tube pump, ink jet recording device, and ink feeding method |
| 08/05/2010 | WO2010087089A1 Diaphragm pump and blood pressure gauge |
| 08/05/2010 | WO2010085840A1 Pumps with extended surface valves and vent system |
| 08/05/2010 | US20100196168 Pump end of stroke sensor |
| 07/28/2010 | CN201535239U 往复式流体泵 Reciprocating fluid pump |
| 07/27/2010 | US7762795 Rotary axial peristaltic pumps and related methods |
| 07/27/2010 | US7762794 Tube and tube pump |
| 07/22/2010 | US20100183462 Diaphragm pump |
| 07/20/2010 | US7758539 Compact vacuum pump |
| 07/15/2010 | WO2010078778A1 Upright self-sucking piezoceramics pump |
| 07/15/2010 | US20100178184 Bellows plungers having one or more helically extending features, pumps including such bellows plungers, and related methods |
| 07/15/2010 | US20100178182 Helical bellows, pump including same and method of bellows fabrication |
| 07/14/2010 | EP2205869A1 Membrane pump |
| 07/08/2010 | US20100170391 Combination of a chamber and a piston, a pump, a motor, a shock absorber and transducer incorporating the combination |
| 07/07/2010 | CN201521419U Axis moving single air-bag type air pump |
| 07/06/2010 | US7748962 Fluid handling apparatus and method of handling a fluid |
| 07/01/2010 | WO2010071948A1 A multi-stage pump system |
| 07/01/2010 | US20100166583 Air compressor |
| 06/30/2010 | CN201517489U 真空气泵 Vacuum pump |
| 06/29/2010 | US7744554 Cassette alignment and integrity testing for dialysis systems |
| 06/24/2010 | WO2010069965A1 Motor-pump assembly |
| 06/24/2010 | WO2010069963A1 Motor-pump assembly |
| 06/22/2010 | US7740575 Fluid pressure generating means |
| 06/16/2010 | EP2195537A1 Persitaltic pump assembly |
| 06/16/2010 | CN101737094A Supply unit and electronic scale |
| 06/15/2010 | CA2573447C Improved surgical cassette |
| 06/09/2010 | CN1916411B Electroactive polymer-based pump |
| 06/02/2010 | CN201496238U Novel pneumatic double diaphragm pump used in chemical industry |
| 06/02/2010 | CN101718235A Synthetic jet actuator with double films, single chamber and single spout |
| 06/02/2010 | CN101412457B Vacuum fresh-keeping outer housing |
| 06/02/2010 | CN101397988B Continuous flow micro-pump |
| 06/01/2010 | CA2327111C Diaphragm pump and pump for double-breast pumping |
| 05/27/2010 | DE102009002294B3 Bellow for use as advertising medium to produce e.g. air blast, has base part comprising bottom surface and U-shaped frame part, where frame part is formed by rolling up of planar sections, which are arranged at base part |
| 05/26/2010 | CN201486825U Single-cylinder inflating pump |
| 05/26/2010 | CN101377194B Structure improvement of electromagnetic pump |
| 05/26/2010 | CN101372959B Improved minitype pneumatic pump |
| 05/25/2010 | US7722338 Peristaltic pump providing simplified loading and improved tubing kink resistance |
| 05/19/2010 | CN201474930U Air collector |
| 05/19/2010 | CN201474898U Fine tuning pressurizer |
| 05/18/2010 | US7717682 Double diaphragm pump and related methods |
| 05/13/2010 | US20100119392 Reciprocating pump |
| 05/11/2010 | US7713034 Diaphragm pump and manufacturing device of electronic component |
| 05/11/2010 | CA2591338C Magnetic pulse pump/compressor system |
| 05/11/2010 | CA2433093C Diaphragm pump |
| 05/06/2010 | WO2010049199A1 Membrane pump with a multi-part pump housing |
| 05/05/2010 | CN201448207U Three-plunger hydraulic diaphragm-type high-pressure pump |
| 04/27/2010 | US7704057 Peristaltic pump with a removable and deformable carrier |
| 04/21/2010 | EP2176551A1 Vacuum pump and use of a vacuum pump |
| 04/14/2010 | CN201437770U Complete quantitative control equipment of pneumatic diaphragm pump |
| 04/14/2010 | CN201437769U Automatic liquid level control conveying equipment of pneumatic diaphragm pump |
| 04/08/2010 | US20100086419 Membrane Suction Pump Unit |