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)
01/2004
01/01/2004US20040000843 Piezoelectric actuator and pump using same
12/2003
12/31/2003WO2004001493A1 Method for production of a device defining a volume for retaining a fluid or a sensitive material
12/31/2003WO2004000721A2 Recirculating fluidic network and methods for using the same
12/31/2003WO2003081046A3 Pump and tube set thereof
12/31/2003CN1133008C Apparatus for dispensing precise volumes of liquid
12/30/2003US6669455 Fluid-pumping system employing air-driven pump and employing at least one pulsation dampener
12/25/2003US20030233827 Partially closed microfluidic system and microfluidic driving method
12/24/2003WO2003107523A1 Electroactive polymer devices for controlling fluid flow
12/24/2003WO2003106042A1 Adjustable flow texture sprayer with peristaltic pump
12/24/2003CN2594492Y Metering micrometer transfer pump with self-suction function
12/24/2003CN1462834A Micro pump with one-way valve not containing movable part
12/23/2003US6666665 Fluid delivery mechanism having a plurality of plungers for compressing a metering chamber
12/23/2003US6666658 Microfluidic pump device
12/23/2003CA2278239C Linear peristaltic pump
12/23/2003CA2233938C Diaphragm pump with chip resistant valve seats and low velocity check valves
12/18/2003WO2003104134A1 Liquid dispensing system and method including same
12/18/2003WO2003025420B1 Hydraulic fluid transmission for a diaphragm pump
12/18/2003US20030231967 Micropump assembly for a microgas chromatograph and the like
12/18/2003US20030230192 Composite diaphragm for diaphragm pumps
12/18/2003US20030230191 Composite diaphragm for diaphragm pumps
12/17/2003CN2592895Y High-viscosity resisting medium injection and discharge cylinder
12/16/2003US6664718 Monolithic electroactive polymers
12/16/2003US6663586 System for collection of blood without damage
12/16/2003US6663360 Fluid injection pump with internal air actuator valve
12/16/2003US6663359 Pump chamber having at least one spacer for inhibiting the pumping of a gas
12/11/2003WO2003102419A1 Dosing device comprising a membrane pump and an electric motor
12/11/2003WO2003101887A2 Three-dimentional components prepared by thick film technology and method of producing thereof
12/11/2003WO2003101883A1 Pump having flexible liner and merchandiser having such a pump
12/11/2003US20030226615 Liquid dispensing system and method including same
12/11/2003DE10206667C1 High pressure injection pump has membrane between pumped fluid space and pressure fluid space supported by projections of movable guide body
12/10/2003EP1369585A2 Pump
12/10/2003EP1369584A2 Diaphragm pump
12/10/2003EP0836492B1 Volumetric infusion pump
12/09/2003US6659976 Feeding set adaptor
12/09/2003US6659734 High-pressure pump with improved sealing
12/04/2003WO2003100253A1 An improved fluid pump
12/04/2003WO2003099702A2 Apparatus, flexible bag and method for idspensing
12/04/2003WO2003099356A2 Fluid pumping, valve and heating systems, methods and apparatuses for an automated dialysis machine
12/04/2003WO2003089138A3 Microfluidic device
12/04/2003WO2003070467A3 Fluid pumping and droplet deposition apparatus
12/04/2003US20030225396 Rapid infusion system
12/04/2003US20030225366 Liquid venting surgical cassette
12/03/2003EP1175563B1 Membrane pump comprising an inlet opening that is controlled by the membrane
12/02/2003US6655934 Inverted peristaltic pumps and related methods
12/02/2003US6655933 CAM operated fuel pump with split function follower springs
12/02/2003US6655923 Micromechanic pump
12/02/2003US6655257 Diaphragm pump
11/2003
11/27/2003WO2003098045A1 Method for producing a vacuum and a vacuum pump for implementing this method
11/27/2003WO2003097520A1 Single wafer fabrication of integrated micro-fluidic system
11/27/2003WO2003097364A1 Electrostatic actuator and liquid droplet ejecting head having stable operation characteristics against environmental changes
11/27/2003US20030220609 Medical fluid pump
11/27/2003US20030220608 Method and apparatus for controlling medical fluid pressure
11/27/2003US20030217975 Automatic dialysis system; determination, calibration
11/27/2003US20030217962 Pump, piston, membrane; applying vacuum
11/26/2003EP1363741A1 Peristaltic machine for depositing viscous materials
11/26/2003CN1128684C Suction pump
11/20/2003WO2003095838A1 Fluid-handling system, components and method
11/20/2003WO2003095837A1 Free jet dosing module and method for the production thereof
11/20/2003US20030215972 Single wafer fabrication of integrated micro-fluidic system
11/20/2003US20030215342 Fluid transferring system and micropump suitable therefor
11/20/2003US20030214199 Electroactive polymer devices for controlling fluid flow
11/18/2003US6648861 Occlusion detection method and system for ambulatory drug infusion pump
11/18/2003US6648608 High pressure fuel pump
11/18/2003US6648502 Wrist-portable electronic apparatus and air chamber device
11/13/2003US20030210985 Fluid-handling system, components and method
11/13/2003US20030209273 Spring-loaded oil overflow valve for diaphragm compressors
11/13/2003US20030209138 Enhanced wobble plated driven diaphragm pump
11/13/2003DE29724735U1 Micro-ejection pump - has feed channel found in silicon chip in direction of pump chamber designed at least partly as diffusor element
11/12/2003CN1127621C Flexible tube of squeeze pump
11/11/2003US6647169 Optical switch
11/11/2003US6645655 Passively pumped liquid feed fuel cell system
11/11/2003US6644944 Can be prototyped and modified quickly
11/11/2003US6644941 Apparatus and method for reducing ice formation in gas-driven motors
11/11/2003US6644940 Restarting device for a fluid operated double diaphragm piston pump
11/11/2003US6644930 Method and arrangement for pumping a material using a dual chamber pump system
11/11/2003US6644117 Electro-mechanical component and method for producing the same
11/05/2003EP1358897A2 A fluid delivery mechanism
11/05/2003EP1357958A2 Apparatus and method for regulating fluid pump pressures
11/05/2003CN2584866Y Corrugated pipe displacement pump
11/05/2003CN2584865Y Liquid automatic supply device
11/05/2003CN2584864Y Improved corrugated positive displacement device for displacement pump
10/2003
10/30/2003WO2003089138A2 Microfluidic device
10/29/2003EP1356866A2 An automated system and process for the preparation of a high viscosity fluid formulation
10/29/2003EP1356207A1 Occlusion detector for rotary peristaltic pump
10/29/2003EP1183466B1 Improved high pressure pump
10/29/2003CN2583389Y Oppsited reciprocating motion device
10/29/2003CN1451470A Automatic system and method for preparing high viscosity fluid formulation
10/28/2003US6637200 Membrane-activated hydraulic actuator
10/28/2003CA2132070C Peristaltic pump
10/28/2003CA2131449C A pump, control valve and diaphragm
10/23/2003US20030198561 Pump system
10/23/2003US20030198560 Apparatus and method for reducing ice formation in gas-driven motors
10/23/2003US20030198125 Automated system and process for the preparation of a high viscosity fluid formulation
10/23/2003US20030196900 Hydrogel-driven micropump
10/21/2003US6635183 Apparatus and methods for pumping high viscosity fluids
10/21/2003US6634872 Suction pump
10/16/2003US20030194332 Diaphragm pump
10/16/2003US20030194328 Methods for pulsed delivery of fluids from a pump
10/16/2003US20030194325 Diaphragm pump motor driven by a pulse width modulator circuit and activated by a pressure switch
10/16/2003US20030193268 Piezoelectric actuator, liquid jetting head incorporating the same, and method of manufacturing the actuator and head
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