F04B 43 - Machines, pumps, or pumping installations having flexible working members

Patents for F04B 43 - Machines, pumps, or pumping installations having flexible working members (13,111)
12/2004
12/01/2004	EP1481165A2 Osmotic actuator and engine
12/01/2004	EP1480571A1 Switching device for irrigation fluids in a dental handpiece
12/01/2004	EP1097484A4 Piezoelectric electro-motional devices
12/01/2004	CN2660169Y Mechanical diaphragm position control system
11/2004
11/30/2004	US6825591 Method for controlling a piezoelectric drive and a piezoelectric drive for the implementation of the method
11/30/2004	US6824364 Master/slave pump assembly employing diaphragm pump
11/30/2004	US6824139 Overmolded elastomeric diaphragm pump for pressurization in inkjet printing systems
11/30/2004	US6823742 Piezoelectric transducer assemblies and methods for their use
11/25/2004	US20040234401 Pulse activated actuator pump system
11/25/2004	US20040234394 Linear motor
11/25/2004	US20040234377 Dosing pump
11/25/2004	US20040232807 Electroactive polymer transducers and actuators
11/25/2004	US20040232172 EM-actuated liquid dispenser
11/25/2004	DE4328559C5 Membranpumpe mit wenigstens zwei Membranen Diaphragm pump with at least two membranes
11/25/2004	DE19938239B4 Mikropumpe zum Fördern, Dosieren und Plazieren von Flüssigkeiten Micropump for conveying, dosing and placing liquids
11/25/2004	DE10360986A1 Piezoelektrische Pumpe mit geschlossener Schleife The piezoelectric pump with closed loop
11/24/2004	EP1479910A2 Sensor membrane
11/24/2004	EP1478852A1 Peristaltic rotation pump with exact, especially mechanically linear dosage
11/24/2004	EP1313949A4 Micro-fluidic pump
11/24/2004	EP0781379B1 Engineered pumping segment
11/24/2004	CN1548957A Micro-fluid transfer and analysis system
11/24/2004	CN1548737A Micro-thin film pump with double-directional overpressure protection function and application thereof
11/18/2004	WO2003072161A3 Fluid pump
11/18/2004	US20040228748 Diapharagm pump
11/18/2004	US20040228735 Cartridge to be used with a peristaltic pump
11/18/2004	US20040228734 Valves and pumps for microfluidic systems and method for making microfluidic systems
11/18/2004	US20040226344 Leakage monitoring in the hydraulic pressure area of a membrane pump
11/17/2004	EP1477676A1 Dosing pump
11/17/2004	EP1477675A1 Dosing pump
11/17/2004	EP1477674A1 Diaphragm pump system
11/17/2004	EP1477673A2 Leak detection in hydraulically driven membrane pump
11/17/2004	EP1476308A2 Fluid pumping and droplet deposition apparatus
11/17/2004	CN1546863A Mini jockey pump
11/16/2004	US6819250 Out-of-liquid sensor, and liquid supply device using same
11/16/2004	US6818395 For automatic high speed/throughput analysis without size-separating dna fragments on polyacrylamide gel electrophoresis
11/11/2004	WO2004095993A1 Device for dispensing milk and/or milk froth
11/11/2004	US20040223857 Blood component processing systems and methods using fluid-actuated pumping elements that are integrity tested prior to use
11/10/2004	EP0941404B1 Pumping and metering device
11/10/2004	CN1544812A Hand-operated base gum pump
11/10/2004	CN1175182C Pump controller for precision pumping appts.
11/09/2004	US6815847 Linear motor
11/09/2004	US6814553 Dual reciprocating bellows pump, with a pair of interlocking shafts passing through a common pump head and dual pump chambers
11/09/2004	US6814547 Medical fluid pump
11/09/2004	US6814262 Disposable pump and drive mechanism for dispensing a liquid food product
11/04/2004	WO2004094821A2 Micromembrane shape memory alloy pump
11/04/2004	US20040219044 Reciprocating pump
11/04/2004	US20040219041 Magnetically actuated pump
11/04/2004	US20040217671 Rolled electroactive polymers
11/04/2004	DE10317910A1 Pump system for use in high pressure applications, has auxiliary pump, powered by linear motor, connected to and in direct fluid contact with working area of main pump
11/04/2004	DE10316395A1 Membranpumpe Diaphragm pump
11/03/2004	EP1473461A2 Reciprocating pump
11/03/2004	EP1472963A1 Device for dispensing milk and/or milk-foam
11/03/2004	EP1071862B1 Rotating subsea diverter
11/03/2004	EP1056949A4 Linearised peristaltic pump
11/03/2004	CN2653174Y Pneumatic single membrane pump
11/03/2004	CN1542993A Piezoelectric element forming parts and method for preparation thereof, piezoelectric actuator unit and liquid injector head
11/03/2004	CN1542278A 往复泵 Reciprocating pump
11/03/2004	CN1542277A Gas pressure type microfluid transport method and device therefor
11/03/2004	CN1542276A Liquid delivering device
11/03/2004	CN1174170C Peristaltic fluid pump
11/02/2004	US6812624 Electroactive polymers
11/02/2004	US6812055 MEMS devices and methods of manufacture
11/02/2004	US6811386 Peristaltic pump with preformed tube
11/02/2004	US6811381 Standing wave excitation cavity fluid pump method of operation
11/02/2004	US6810713 Method for handling and delivering fluid on a lab-on-a-chip
10/2004
10/28/2004	US20040213685 Infiltration pump having insulated rollers and programmable foot pedal
10/28/2004	US20040213684 Infiltration pump having insulated rollers and programmable foot pedal
10/27/2004	CN2651466Y Auxiliary pump
10/27/2004	CN1172984C Method for producing hose of hose pump
10/26/2004	US6809434 Linear motor
10/26/2004	US6808369 System for regulating fluid pump pressures
10/26/2004	CA2280402C Diaphragm pump
10/21/2004	WO2004090335A1 Gas flow generator
10/21/2004	WO2004090334A1 Diaphragm pump
10/21/2004	US20040208764 Medical tubing pump
10/21/2004	US20040208761 Device for pressurized perfusion especially for culturing and/or treating cells
10/21/2004	US20040208756 Compact vacuum pump
10/20/2004	EP1469201A2 Peristaltic pump for medical purposes
10/20/2004	EP1467782A1 Infusion pump
10/20/2004	CN2649809Y Liquid-primping pump
10/20/2004	CN2649808Y Diaphragm pump with improved structure
10/20/2004	CN2649807Y Vacuum self-priming pump
10/20/2004	CN1539061A Diaphragm pump with support ring
10/20/2004	CN1172135C Method and equipment for producing pressure wave
10/14/2004	WO2004088138A1 Dual-head micro vacuum pump
10/14/2004	WO2004088136A2 Disposable fluid delivery system
10/14/2004	US20040202561 Surgical irrigation pump and tool system
10/14/2004	US20040202558 Closed-loop piezoelectric pump
10/14/2004	US20040202554 Micro pump
10/14/2004	US20040202548 Micropump with integrated pressure sensor
10/14/2004	US20040200724 Microfluidic device
10/13/2004	EP1467096A2 Pump and fuel cell
10/13/2004	EP1011752B1 Cell processing system and method for controlling it
10/13/2004	CN2648105Y Disphragm pump for water purifier
10/13/2004	CN1170686C Ink pump of printer drived by movement of bracket
10/12/2004	US6803703 Piezoelectric actuator, liquid jetting head incorporating the same, and method of manufacturing the actuator and head
10/12/2004	US6802489 Micro-fluidic valve with a colloidal particle element
10/07/2004	WO2004085850A1 A pumping system
10/07/2004	US20040199118 Implantable drug delivery device with peristaltic pump having a retractable roller
10/07/2004	US20040197214 Pump having shape memory actuator and fuel cell system including the same

1 ... 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 ... 132