Patents
Sitemap › F04 - Positive-displacement machines for liquids; Pumps for liquids or elastic fluids › F04B - Positive-displacement machines for liquids; Pumps › 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)
08/1998
08/11/1998US5792108 Self-priming pulsed lavage pump
08/11/1998US5791882 High efficiency diaphragm pump
08/11/1998US5791881 Curvilinear peristaltic pump with occlusion detection means
08/11/1998CA2147750C Peristaltic pump with cartridge replaceable tubes and a fixed axle
08/06/1998DE19756821A1 Hydraulic pump with accurate stroke control for fluids
08/05/1998EP0688399B1 peristaltic pump
08/05/1998CN2287213Y Two media hydraulic membrane pump
08/04/1998US5788468 Microfabricated fluidic devices
07/1998
07/29/1998CN2286806Y Hydraulic diaphragm type wriggle pump
07/28/1998US5785681 Flow rate controller for a medication infusion pump
07/23/1998WO1998031935A1 Linear peristaltic pump
07/22/1998EP0853729A1 Diaphragm pump
07/21/1998US5782617 Capsule-type dosing pump
07/15/1998EP0852953A2 Peristaltic pump tube cassette for blood processing systems and the like
07/15/1998CN2286246Y Compressing bag type liquid pump
07/14/1998CA2080370C Disposable infusion apparatus with peristaltic pump
07/09/1998WO1998029662A1 A device for generating a pulsatile fluid drug flow
07/09/1998WO1998029661A1 Micropump with a built-in intermediate part
07/09/1998CA2276401A1 Micropump with a built-in intermediate part
07/08/1998EP0690960B1 Self loading peristaltic pump tube cassette
07/08/1998EP0687343B1 Peristaltic pump tube holder with pump tube shield and cover
07/08/1998EP0685037B1 Peristaltic pump and valve assembly for fluid processing systems
07/07/1998US5776098 Diaphragm pump and pump mounted in a carrying case useful in breast pumping
07/07/1998US5775884 Modular pump assembly
07/01/1998CN1186170A Liquid sucker
06/1998
06/30/1998US5772899 Hydraulic fluids pumped by cylinder/piston/stepper assemblies independently actuate each of the diaphragm pumps, providing accurate, controllable and repeatable dispensing
06/30/1998US5772413 Bellows type pump
06/30/1998US5772412 Pump incorporating pressure-regulated venting means
06/30/1998US5772409 Drug infusion device with pressure plate
06/25/1998WO1998027338A1 Pump with an electrolytic membrane powered by an explosive mixture of hydrogen and oxygen
06/24/1998CN1185535A Quantitative liquid transfer pump
06/23/1998US5770796 Failure diagnosis device for a fuel pump
06/23/1998US5769608 Method for conveying a deliverable liquid from one location to another
06/18/1998WO1998026180A1 Diaphragm pump with integrated magnetic valve for vacuum cleaner
06/18/1998WO1998026179A1 Microejection pump
06/18/1998WO1998026178A1 Diaphragm
06/17/1998EP0781377B1 A peristaltic pump
06/16/1998US5765538 Pump device for a fuel vapor retention system of an internal combustion engine
06/10/1998EP0846007A1 Diaphragm pump and pump mounted in a carrying case useful in breast pumping
06/09/1998US5764258 Print head with integrated pump
06/09/1998US5762795 Dual stage pump and filter system with control valve between pump stages
06/09/1998US5761782 Method of fabrication of piezoelectric bender elements
06/04/1998DE19752769A1 Cleaning especially of semiconductor wafer using ozone
06/04/1998DE19649810A1 Pump for transporting liquids in medical or biochemical device
06/02/1998US5759147 Blood separation chamber
06/02/1998US5759017 Peristaltic pump and tube loading system
06/02/1998US5759015 Piezoelectric micropump having actuation electrodes and stopper members
06/02/1998US5759014 Micropump
06/02/1998US5758862 Solenoid pump operated valve
06/02/1998US5758565 Diaphragm assembly and method of manufacturing same
05/1998
05/28/1998WO1998022713A1 Membrane pump
05/28/1998WO1998022167A1 Apparatus for pumping fluid at a steady flow rate
05/28/1998DE19647882A1 Membranpumpe Diaphragm pump
05/27/1998EP0844478A1 Apparatus for automatic and continuous analysis of liquid samples
05/27/1998EP0844395A2 Bidirectional micropump
05/27/1998EP0843563A1 Systems and methods for cassette identification for drug pumps
05/27/1998EP0720693B1 Flow-metered pumping with load compensation system and method
05/26/1998US5755683 Stopcock valve
05/20/1998EP0828526A4 Constant pressure blood mixture delivery system
05/20/1998EP0737273B1 Micropump
05/20/1998DE19647867A1 Peristaltic pump
05/20/1998DE19645500A1 Hermetically-sealed thermodynamic positive-displacement pump
05/19/1998US5752813 Keyed cassette for dispensing pump
05/14/1998DE19749358A1 Liquid pump with constant output
05/13/1998EP0840854A1 Peristaltic pump
05/13/1998EP0840853A1 Packingless pump and liquid spray system
05/12/1998US5751125 Artificial heart with sensorless motor
05/12/1998US5750023 Self-priming pumping device for hydraulic circuits
05/12/1998US5749709 Positive displacement pump including modular pump component
05/07/1998WO1998018509A1 A method and apparatus for improving device platelet compatibility
05/07/1998DE19644362A1 Method for locally variable use of double-diaphragm pump
05/06/1998EP0839062A2 Interlock, latching and retaining mechanism for an infusion pump
05/06/1998EP0680345A4 Infinitely variable pneumatic pulsatile pump.
05/05/1998US5746721 Pulsed lavage pump with integral power source and variable flow control
05/05/1998US5746708 Peristaltic pump tube holder with pump tube shield and cover
05/05/1998US5746585 Peristaltic pump and method in a peristaltic pump for advancing a tube from a first position to a second position
05/05/1998US5746255 Compound hose system
04/1998
04/30/1998DE19643740A1 Enclosed rigid or flexible pumpless delivery line for fluids
04/29/1998EP0838591A1 Inhalation apparatus compressor with improved diaphragmassembly
04/29/1998EP0838005A1 Method for the manufacture of a membrane-containing microstructure
04/29/1998EP0837988A1 Dosing pump
04/29/1998CN1180317A Magnetic fluid-assisted electromagnetic drive for blood pump
04/28/1998US5743170 Diaphragm mechanism for an air driven diaphragm pump
04/28/1998US5743169 Diaphragm assembly and method of manufacturing same
04/28/1998US5742954 Electrically powered spa jet unit
04/22/1998EP0837242A1 Peristaltic pump with disconnectable rollers
04/22/1998EP0836492A1 Volumetric infusion pump
04/22/1998EP0770183B1 Peristaltic pump and diaphragm therefor
04/21/1998US5741125 Peristaltic pump device having an insert cassette of reduced complexity
04/21/1998US5741121 IV fluid delivery system
04/16/1998WO1998015737A1 Peristaltic pump and method
04/16/1998DE19638722C1 Double diaphragm pump for solvents, acids, alkaline solutions
04/15/1998EP0835381A1 Fluid pump
04/15/1998EP0741839B1 Micro-diaphragm pump
04/15/1998CN1178907A Liquid discharging device
04/15/1998CN1178863A Diaphragm fuel pump
04/09/1998WO1998014707A1 Micro-machined device for fluids and method of manufacture
04/09/1998CA2267086A1 Micro-machined device for fluids and method of manufacture
04/08/1998EP0834653A2 Peristaltic pump
04/08/1998EP0833675A1 Cassette for intravenous-line flow-control system
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