Patents
Patents for F04B 43 - Machines, pumps, or pumping installations having flexible working members (13,111)
01/1997
01/22/1997CN2245678Y Submersible pump
01/16/1997WO1997001743A1 Dosing device with spring restoration
01/16/1997DE19525557A1 Dosierpumpe Metering pump
01/15/1997EP0753664A1 Pump fluid flow controller
01/14/1997US5593290 Micro dispensing positive displacement pump
01/12/1997CA2151177A1 Air controller for air pump
01/09/1997WO1997001081A1 Electromagnetic dosing device with outlying armature
01/09/1997WO1997001055A1 Method for the manufacture of a membrane-containing microstructure
01/08/1997EP0752064A1 Pumping and pressure detection using flexible tubes
01/08/1997EP0751794A1 Disposable fluid infusion pumping chamber cassette having a push button flow stop thereon
01/03/1997WO1997000187A1 Ultrasonic hydraulic booster pump and braking system
01/02/1997EP0607308B1 Apparatus for controlling diaphragm extension in a diaphragm metering pump
01/02/1997DE19534378C1 Fluid pump for liquids and gases
01/02/1997DE19523935A1 Pumpvorrichtung Pumping device
01/02/1997DE19523816A1 Dosiervorrichtung mit Feder-Rückstellung Metering device with spring reset
01/02/1997DE19522943A1 Elektromagnetische Dosiervorrichtung mit außenliegendem Anker Electromagnetic dosing with external anchor
12/1996
12/31/1996US5588816 Disposable cassette for cardioplegia delivery system
12/31/1996US5588815 Surgical cassette loading and unloading system
12/25/1996CN2243557Y Self sucking water pump
12/25/1996CN2243556Y Flexible pipe pump
12/24/1996US5586873 Tube pump with retractable rollers
12/24/1996US5586872 For biological fluids
12/24/1996US5586868 Method of delivering liquid to a patient via a disposable pumping cassette having a flow control & pressure monitoring member
12/19/1996WO1996041081A1 Peristaltic pump with rotor position sensing
12/19/1996WO1996040476A1 Fluid jet cutting system
12/19/1996WO1996040330A1 Intravenous-line air-elimination system
12/19/1996WO1996040328A2 Cassette for intravenous-line flow-control system
12/19/1996CA2195189A1 Peristaltic pump with rotor position sensing
12/18/1996CN1138141A Diaphragm pump plural component dispensing system
12/17/1996US5585011 Methods for manufacturing a filter
12/17/1996US5584667 Method of providing uniform flow from an infusion device
12/17/1996US5584666 Reduced icing air valve
12/05/1996DE19519763A1 Inhaler compressor membrane fixed between plates
12/04/1996EP0745400A2 Automatic peristaltic pump occlusion adjustment
12/04/1996EP0745187A1 Air treating device having a bellows compressor
12/04/1996EP0744973A1 Systems and methods for communicating with ambulatory medical devices such as drug delivery devices
12/04/1996EP0720692A4 Peristaltic pump with quick release rotor head assembly
12/04/1996EP0719386A4 Peristaltic pulse pumping systems and methods
12/04/1996EP0698184A4 Innovative pumping system for peristal pumps
12/04/1996EP0641416B1 Hose pump
11/1996
11/28/1996DE19535314C1 High-pressure diaphragm pump
11/27/1996EP0744547A2 A wobble plate pump
11/27/1996EP0744293A1 Pump unit and method for using same
11/27/1996CN1136641A Bellows pump dispenser
11/26/1996US5577891 Low power portable resuscitation pump
11/21/1996WO1996036812A1 Process, peristaltic pump and hose for delivering a fluid
11/20/1996EP0742767A1 Ultrasonic hydraulic booster pump and braking system
11/20/1996CN2240627Y Spring filling and suction device for liquid and gas
11/19/1996US5576503 Method of drawing samples into containers
11/19/1996US5575632 Engineered pumping segment
11/19/1996US5575631 Curvilinear peristaltic pump
11/19/1996US5575310 Flow control system with volume-measuring system using a resonatable mass
11/14/1996WO1996035877A1 Fluid actuator
11/14/1996WO1996035876A1 Pump device
11/14/1996DE19525926C1 Peristaltic pump for medical applications
11/13/1996EP0741839A1 Micro-diaphragm pump
11/12/1996US5573646 Electrochemical fluid delivery device
11/12/1996US5573502 Display panel and controls for blood mixture delivery system
11/12/1996US5573385 Dual chamber pump
11/12/1996US5573384 Pump for conveying paste-like flowable materials
11/07/1996WO1996034649A1 Enteral feeding pump motor unit and method of use
11/05/1996US5571068 Centrifuge assembly
11/05/1996US5571000 Booster pump with bypass valve integrally formed in gasket
10/1996
10/31/1996WO1996034203A1 Improvements in membranes for peristaltic pumps and pumps incorporating such membranes
10/31/1996WO1996034202A1 Double-acting pump
10/31/1996WO1996034201A1 Double-acting pump
10/31/1996DE19515532A1 Injection fluid delivery method by peristaltic pump
10/31/1996CA2217600A1 Double-acting pump
10/30/1996EP0739451A1 Micropump
10/29/1996US5569855 Method of manufacturing a frame-mounted membrane
10/29/1996US5569026 Tube pump in which tube can be inserted only in one direction
10/23/1996EP0596977B1 Diaphragm pump
10/23/1996CN1133944A Screw pump for conveying flowable material
10/23/1996CN1133943A Photochemical vacuum pump
10/22/1996US5567477 Method and apparatus for pumping high viscosity fluids
10/22/1996US5567131 Spring biased check valve for an electromagnetically driven oscillating pump
10/22/1996US5567130 Reinforced cover configuration for a diaphragm pump
10/22/1996US5567118 Non-lubricated, air-actuated, pump-operating, shuttle valve arrangement, in a reciprocating pump
10/17/1996WO1996008130A3 Hydraulic or pneumatic piston and/or diaphragm pump
10/16/1996EP0737483A1 Pump
10/16/1996EP0737273A1 Micropump
10/15/1996US5564911 Pump, control valve and diaphragm
10/10/1996WO1996031269A1 Peristaltic fluid pumping and/or sludge separation device
10/10/1996CA2216561A1 Peristaltic fluid pumping and/or sludge separation device
10/09/1996EP0736141A1 A pump
10/09/1996CN2237131Y High pressure bellows inflating tube
10/09/1996CN2237130Y Circular-volume type dual diaphragm compressor
10/08/1996US5562122 Fluid pressure biased fluid valve device
10/02/1996DE19511198A1 Structure esp. micro-dosing system prodn.
10/02/1996CN2236556Y Block-style diaphragm pump
10/02/1996CN1132317A Silicon microheating actuating pump and its mfg. tech
10/01/1996US5560279 Pre-failure sensing diaphragm
09/1996
09/25/1996EP0733806A1 Self-priming pumping device for hydraulic circuits
09/25/1996EP0733802A1 Membrane pump with a shaped membrane
09/25/1996EP0733169A1 Micromachined filters and flow regulators
09/24/1996US5558507 Hose pump using angularly staggered eccentric disks with projecting stub shafts
09/24/1996US5558506 Pneumatically shifted reciprocating pump
09/19/1996DE19511677A1 Membrane piston pump, e.g. for abrasive or chemically aggressive media
09/19/1996DE19509502A1 Pump delivery device for gaseous and liquid materials
09/19/1996DE19509242A1 Hose pump