Patents
Patents for F04B 45 - Pumps or pumping installations having flexible working members and specially adapted for elastic fluids (2,191)
04/2012
04/11/2012EP2439410A1 A head for a diaphragm pump
04/11/2012CN102410183A 对偶动磁式薄腔微行程增压泵 Dual moving magnet micro-thin stroke booster chamber
04/10/2012US8152476 Positive displacement pump with a working fluid and linear motor control
04/05/2012WO2012040775A1 Undulatory structures
04/05/2012US20120082574 Electromagnetic Pump with Frequency Converter Circuit
04/05/2012CA2813000A1 Undulatory structures
04/03/2012US8147223 Tube pump and liquid ejection apparatus
03/2012
03/29/2012US20120076677 Drive System for a Pressure Wave Generator
03/28/2012CN202176494U 隔膜气体采样泵 Diaphragm gas pump
03/27/2012US8141792 Pressure controller, valve having pressure controller, and fuel cell equipped with valve having pressure controller
03/21/2012EP2430312A2 Polymer-metallic reagent head
03/21/2012EP2429621A2 Ventilator
03/21/2012CN101581291B Fluid conveying device
03/21/2012CN101219024B Air bed mattress
03/20/2012US8137083 Infusion pump actuators, system and method for controlling medical fluid flowrate
03/15/2012US20120065457 Fluid pressure generating means
03/13/2012US8133042 Chemical liquid supplying apparatus and pump assembly
03/06/2012US8128384 Tube loading assembly for peristaltic pump
03/06/2012US8127660 Combination of a chamber and a piston, a pump, a motor, a shock absorber and transducer incorporating the combination
03/01/2012US20120048407 Devices and systems for medical fluid treatment
02/2012
02/28/2012US8123502 Acoustic pump utilizing radial pressure oscillations
02/28/2012US8123500 Diaphragm pump
02/22/2012CN101636585B 隔膜真空泵单元 Diaphragm vacuum pump unit
02/15/2012EP2418385A1 Diaphragm pump
02/09/2012WO2011094422A4 An injection shut off valve with pressure actuator for delivery of compositions
02/09/2012US20120034116 Compressor
02/09/2012US20120031448 Outdoor equipment
02/09/2012US20120030933 System and method for pumping fluid using a pump cassette
02/06/2012CA2714690A1 Improved compressor
02/01/2012CN102338072A Piezoelectric ceramic drive type ultra-miniature air pump
02/01/2012CN102338071A Improved structure applied to spray-painted air compressor
01/2012
01/31/2012US8105057 Fluid transportation device having multiple double-chamber actuating structures
01/31/2012US8105056 Aerating bag
01/25/2012EP2409035A1 Metering pump assembly
01/19/2012WO2011142528A3 Diaphragm valve
01/19/2012US20120014824 Pump device and methods for making the same
01/17/2012US8096786 Three dimensional micro-fluidic pumps and valves
01/17/2012US8096785 Hydraulically driven multicylinder pumping machine
01/11/2012CN102312814A Pedal-powered aerator
01/04/2012EP2402607A2 Long life seal and alignment system for small cryocoolers
01/04/2012CN202100428U Inflation device special for inflation toy
12/2011
12/29/2011WO2011012696A3 Device and method to deliver fluid products and relative method
12/29/2011US20110318207 Bellows pump
12/29/2011US20110318206 Chemical Liquid Supplying Apparatus
12/28/2011CN1922401B 压电泵驱动电路和使用该驱动电路的冷却系统 The piezoelectric pump drive circuit and the driver circuit using a cooling system
12/22/2011US20110311379 Pump diaphragm
12/21/2011CN102292549A 隔膜泵及血压计 Diaphragm and sphygmomanometer
12/20/2011US8081454 Gas ejector, electronic device, and gas-ejecting method
12/08/2011WO2011094422A3 An injection shut off valve with pressure actuator for delivery of compositions
12/08/2011WO2011094410A3 Wound treatment apparatuses and methods for controlled delivery of fluids to a wound
12/01/2011US20110293452 Micro-ejector and method for manufacturing the same
11/2011
11/30/2011CN102261326A 具有一体成型气囊与进排气气瓣的打气泵 With a one-piece intake and exhaust air balloon and a pump valve
11/24/2011WO2011145544A1 Fluid pump
11/24/2011WO2011012692A3 Device and method to deliver fluid products
11/23/2011EP1418959B1 A fluid pressure generating means
11/23/2011CN102257274A Motor-pump assembly
11/23/2011CN102257273A Motor-pump assembly
11/22/2011US8062009 Device for fixing a tube for peristaltic cassette
11/22/2011US8062008 Peristaltic pump and removable cassette therefor
11/17/2011WO2011142528A2 Diaphragm valve
11/16/2011EP1299648B1 Body pulsating apparatus
11/16/2011CN101837719B Heating device of electric automobile and method for recycling fuel steam by fuel heater
11/16/2011CN101520039B Multi-flow passage fluid conveying device
11/08/2011US8052403 Peristaltic pump
11/03/2011WO2011137145A1 Internal bellows pump fluid path
11/03/2011WO2011071960A3 Helical peristaltic pump and motor apparatus and system of use
11/02/2011CN202024407U Air lift pump circulation hot-water kang
11/02/2011CN102230457A Drive circuit for piezoelectric pump and cooling system that uses this drive circuit
11/01/2011US8047814 Chemical liquid supplying apparatus
10/2011
10/26/2011EP2379888A1 Motor-pump assembly
10/26/2011EP2379887A1 Motor-pump assembly
10/25/2011CA2601225C Methods and apparatus for pumping and dispensing
10/19/2011EP2176551B1 Vacuum pump and use of a vacuum pump
10/19/2011CN202012470U Air pump
10/18/2011CA2574889C Pump comprising a moving wall and use of a pump of this type
10/12/2011CN202007768U Diaphragm breakage alarm device for diaphragm compressor
10/12/2011CN202007764U Diaphragm compressor with detecting instrument box
10/12/2011CN202007763U Self-heat dissipation diaphragm compressor
10/12/2011CN202007762U Dual-air-bag air pump for ozone generator
10/12/2011CN202007759U Split cylinder body of diaphragm compressor
10/12/2011CN102213211A Gas-sampling diaphragm pump
10/11/2011US8033324 Jet flow generating apparatus, electronic apparatus, and jet flow generating method
10/06/2011US20110240153 Low fuel permeation primer bulb
10/05/2011EP2372157A1 Diaphragm pump for a seat adjusting device and seat adjusting device
10/05/2011CN202001267U Air pump of ink jet printer
10/05/2011CN202001258U Damping diaphragm compressor base
10/05/2011CN101520040B Manufacturing method of multi-flow passage fluid conveying device
09/2011
09/21/2011CN201982280U 便携式双气囊气泵 Portable dual airbags pump
09/21/2011CN201982279U 一种抽液体和抽气兼容的机构 A liquid pumping and pumping mechanism compatible
09/21/2011CN102192136A Piezoelectric fan and cooling device
09/14/2011EP2365220A1 Linear pump
09/14/2011CN201972902U 手动充气泵 Hand pump
09/14/2011CN102182669A Special inflating device for inflatable toys
09/14/2011CN101356371B Membrane pump
09/09/2011WO2011038807A8 Multi-stage diaphragm suction pump
09/07/2011DE202010002145U1 Membranvakuumpumpe Diaphragm vacuum pump
09/07/2011CN201963530U 一种无摩擦损失的气体压缩装置 A non-frictional losses of gas compression means
08/2011
08/30/2011US8007257 Reduced pressure delivery system having a manually-activated pump for providing treatment to low-severity wounds
08/30/2011US8006325 Pumped shower drain system
08/24/2011CN102165193A Piezoelectric pump
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