Patents
Sitemap › F04 - Positive-displacement machines for liquids; Pumps for liquids or elastic fluids › F04B - Positive-displacement machines for liquids; Pumps › F04B 13 - Pumps specially modified to deliver fixed or variable measured quantities
Patents for F04B 13 - Pumps specially modified to deliver fixed or variable measured quantities (2,234)
10/2003
10/23/2003US20030197033 Fluid dispenser pump
10/21/2003US6635183 Apparatus and methods for pumping high viscosity fluids
10/21/2003US6634872 Suction pump
10/16/2003US20030194328 Methods for pulsed delivery of fluids from a pump
10/15/2003EP1351775A1 Electronic micro-pump
10/08/2003EP1350030A1 Dosing device for conveying small amounts of substances
09/2003
09/25/2003WO2003079000A1 Gradient liquid feed pump system, and liquid chromatograph
09/25/2003WO2003078935A1 Hydraulically and volumetrically dispensing and filling fluid
09/23/2003CA2243321C Metering pump
09/11/2003US20030168478 Chemical metering pump
08/2003
08/27/2003EP1194247B1 Improved pre-compression spray pump
08/27/2003EP1140368B1 Dosing and delivering system
08/27/2003CN1119183C Pump particularly useful in respirator apparatus and respirator apparatus comprising said pump
08/21/2003US20030156952 Method and system intended for fine proportioning of fluids injected into a pumping installation
08/19/2003US6607099 Air drive system
08/13/2003EP1023016B1 Solid state fluid delivery system
08/12/2003US6604908 Methods and systems for pulsed delivery of fluids from a pump
08/06/2003EP1332054A1 Paint toning machine
07/2003
07/31/2003WO2003062638A1 Liquid dispensing pump
07/30/2003EP1177036B1 Apparatus and method for customising cosmetic products
07/30/2003EP1151196B1 Reciprocating differential hydraulic machine, especially a differential hydraulic machine
07/30/2003EP1148953B1 Dispenser of chemically unstable products
07/30/2003CN1432435A 泵 Pump
07/24/2003US20030138334 Blood processing systems with fluid flow cassette with a pressure actuated pump chamber and in-line air trap
07/24/2003US20030138331 Metering pump with proportional output
07/23/2003EP1328351A1 Fluid product dispensing pump
07/22/2003US6595390 Method and apparatus for dispensing fluid doses
07/17/2003US20030132243 Pump
07/16/2003EP1327482A2 Pump
07/16/2003CN2560770Y Adjustable magnetic field variable oil pump
07/16/2003CN2560769Y Computer-metering pump
07/10/2003US20030130609 Systems and methods for control of pumps employing electrical field sensing
07/03/2003WO2003054392A1 Dosing pump
07/03/2003US20030125672 Reservoir connector
07/01/2003US6585695 Reservoir connector
06/2003
06/19/2003US20030113218 Metering pump
06/19/2003US20030111487 Hydraulically and volumetrically dispensing and filling fluid
06/19/2003US20030111486 Hydraulically and volumetrically dispensing a target fluid
06/17/2003US6579079 Rotary valve and piston pump assembly and tank dispenser therefor
06/10/2003US6575331 Hydraulically and volumetrically dispensing and filling fluid
06/05/2003US20030104634 Fluid dispensing algorithm for a variable speed pump driven metering system
06/05/2003US20030101931 Control system for metering pump and method
06/04/2003EP1316869A2 Improvements in or relating to a fluid metering system
06/04/2003EP1315905A2 Fluid-moving device with integrated valve
06/03/2003US6572347 Fluid apparatus such as a pump or an accumulator
05/2003
05/28/2003EP1165247B1 Suction pump
05/28/2003CN1420963A 化学计量泵 Chemical metering pumps
05/20/2003US6565333 Fluid discharge apparatus and fluid discharge method
05/20/2003US6564971 Beverage dispenser
05/15/2003WO2003040000A1 Continuous positive displacement metering valve
05/02/2003EP1306551A2 Method and apparatus for supplying coating material
05/01/2003WO2003035276A1 Liquid material delivering method and device therefor
05/01/2003US20030080211 Method and apparatus for supplying coating material
04/2003
04/29/2003US6555986 Method and apparatus for detection of occlusions
04/24/2003WO2003033910A1 Pump having flexible liner and compounding apparatus having such a pump
04/23/2003CN2546649Y Diaphragm metering pump with oil supplying device
04/17/2003US20030072652 Pump having flexible liner and compounding apparatus having such a pump
04/16/2003EP1301710A2 Dosing pump with an electric motor
04/16/2003EP1301266A1 Proportional volumetric injector-dispenser
04/09/2003EP1300189A2 Air drive system
04/09/2003EP1299645A2 Method for controlling the electric motor of a metering pump
04/08/2003US6544229 Linearly motile infusion pump
04/03/2003US20030062382 Method and apparatus for dispensing fluids
04/02/2003EP1297254A1 Proportioning pump for introducing an additive in a fluid stream
03/2003
03/27/2003US20030059323 Rotary valve and piston pump assembly and tank dispenser therefor
03/20/2003WO2003002257A3 Precision fluid dispensing system
03/20/2003US20030055375 Method for compensating for pressure differences across valves in cassette type IV pump
03/12/2003CN1402649A Device and method for pumping high viscosity fluids
03/06/2003WO2002044690A3 Etchant dosing system
03/05/2003CN2538968Y 气动计量泵 Pneumatic metering pumps
02/2003
02/18/2003US6520755 Fluid-moving device with integrated valve
02/18/2003US6520746 Apparatus and method for controlling operation of reciprocating compressor
02/11/2003US6517891 Supplying hot melt adhesives to a dispensing gun; changing fluid pressure in response to conveyor speeds
02/06/2003WO2003010435A1 Dosing pump
02/05/2003CN1394692A Viscous liquid metering transporting device
01/2003
01/29/2003CN1393638A Device for draining fluid
01/23/2003US20030017066 Apparatus, flexible bag and method for dispensing
01/23/2003US20030017056 Pump having flexible liner and merchandiser having such a pump
01/21/2003US6510366 Apparatus and method for customizing cosmetic products
01/16/2003DE20216295U1 Piston pump for multiple component adhesives has common drive shaft connected to lever arms coupled to connecting rods of different size pumping cylinders
01/09/2003WO2003002257A2 Precision fluid dispensing system
01/03/2003WO2003001059A1 Liquid dispensing device
01/02/2003US20030003005 Device for the metered delivery of a viscous liquid
01/02/2003US20030000965 Precision fluid dispensing system
01/02/2003EP1270938A2 Device for the metered delivery of a viscous liquid
01/02/2003EP1269897A1 Device for dispensing hot or cold water in measured volumes, especially for delivery of beverages
12/2002
12/27/2002WO2002103202A1 Device for delivering fixed quantity of liquid
12/26/2002US20020197173 Fluid discharging device
12/26/2002US20020195462 Dispensing unit for a fluid dispensing machine, comprising a variable-volume pumping chamber, and machine comprising said dispensing unit
12/25/2002CN1097161C Pump actuation means
12/24/2002US6497680 Method for compensating for pressure differences across valves in cassette type IV pump
12/19/2002US20020192085 Proportioning pump for introducing an additive in a fluid stream
12/18/2002EP1266139A1 Metering pump
12/11/2002EP1264106A1 Chemical metering pump
12/11/2002CN1384907A Arrangement in lubricant pump
12/05/2002DE10120756C1 Verfahren zur Verbesserung der Betriebssicherheit von Dosiereinrichtungen A method for improving the operational reliability of metering devices
12/05/2002DE10103224C1 Dosierpumpanordnung und diese enthaltendes Dosierpumpsystem Dosierpumpanordnung and those containing metered pumping system
11/2002
11/26/2002US6485272 Fluid proportioner
11/26/2002US6484763 Device for transporting fluids, such as viscous adhesives or sealants
11/19/2002US6481980 Fluid flow cassette with pressure actuated pump and valve stations
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