F04B 9 - Piston machines or pumps characterised by the driving or driven means to or from their working members

Patents for F04B 9 - Piston machines or pumps characterised by the driving or driven means to or from their working members (9,236)
12/2002
12/12/2002	WO2002098497A1 Ventilator apparatus
12/12/2002	US20020185002 Sliding ring for a radial piston pump, and device for the installation thereof
12/12/2002	DE10161521A1 Water supply for a fuel cell uses a reciprocating piston pump
12/12/2002	DE10127692A1 Compressed air or highpressure fluid for atomizing combustors branches pumped fluid portion via valves to piston pump coupled to compressor or highpressure pump.
12/11/2002	EP0929743B1 Radial piston pump
12/11/2002	CN2525274Y Reciprocating compression spring bellow type simple inflator
12/11/2002	CN2525273Y Integrated high pressure hand operate pump
12/11/2002	CN2525272Y Radial plunger pump and rickshaw using said pump
12/11/2002	CN2525271Y Pneumatic plunger mortar grouting pump and mixing machine and automatic mortar mixing and grouting equipment
12/11/2002	CN1384907A Arrangement in lubricant pump
12/11/2002	CN1095699C Constant rate discharge apparatus and method
12/10/2002	US6491813 Equipment for desalination of water by reverse osmosis with energy recovery
12/10/2002	CA2255885C Pressure transfer modules
12/05/2002	WO2002097270A1 Micropump
12/05/2002	WO2002097269A1 Micro irrigation pump
12/05/2002	US20020182281 Mold cooling device
12/05/2002	US20020182089 Fluid well pumping system
12/05/2002	DE10223741A1 Dispenser for measured quantity of liquid additive for use in professional dish washer has membrane operated piston travel restricted by adjusting screw
12/05/2002	DE10126151A1 Gleitring für eine Radialkolbenpumpe und Vorrichtung zu dessen Montage Sliding ring for a radial piston pump, and device for its assembly
12/04/2002	EP1262241A1 Diaphragm pump and container incorporating the same
12/04/2002	CN1382517A Method and appts. for reducing discharge of nitrogen oxide in selective catalytic reduction system
12/03/2002	US6488487 Pulsation damping device
12/03/2002	US6488258 Releasable check valve for very high system pressures
11/2002
11/28/2002	WO2002095923A1 Linear compressor drive device
11/28/2002	WO2002095196A1 Central lubricating unit
11/28/2002	US20020176791 Leakproof pump for use in an inking mechanism of a rotary printing press
11/28/2002	US20020175252 Transport caddy for pump and pail and method of using
11/27/2002	EP1260366A1 Leakproof pump for use in an inking mechanism of a rotary printing press
11/27/2002	CN2522646Y Lift valve for manual water-pressurizing device
11/26/2002	US6485272 Fluid proportioner
11/26/2002	US6484763 Device for transporting fluids, such as viscous adhesives or sealants
11/20/2002	EP0991863B1 Radial piston pump
11/20/2002	CN1094564C 流体传动式往复液压泵 Reciprocating hydraulic fluid transmission
11/19/2002	US6481986 Vacuum adjustment mechanism particularly adapted for a breastpump
11/19/2002	US6481984 Pump and method of driving the same
11/14/2002	WO2002090729A1 Lubricant pump unit
11/14/2002	US20020166876 Liquid dispensing pump
11/14/2002	DE10122346A1 Hydraulic pump unit for lifter for raising load has pump cylinder for pumping hydraulic pressure medium to outlet to which lifting cylinder is connectable
11/13/2002	EP1256385A2 Liquid dispensing pump
11/13/2002	CN1379848A 活塞泵 Piston pump
11/13/2002	CN1379174A Fuel oil pump for diesel engine
11/12/2002	US6478552 Fluid motivated pump
11/12/2002	US6478197 Spring-effect pushbutton
11/07/2002	WO2002034621A3 High-pressure aircraft pneumatic deicer
10/2002
10/31/2002	US20020159903 Check valve
10/31/2002	US20020158423 Over-molded gland seal
10/30/2002	EP1251893A1 Uninterrupted flow pump apparatus and method
10/30/2002	CN1377440A Airless spray pump
10/29/2002	US6471496 Piston pump for a vehicle brake system
10/29/2002	US6471143 Injector
10/26/2002	CA2383617A1 Transport caddy for pump and pail and method of using
10/24/2002	WO2002084118A1 Micro pump
10/24/2002	US20020155008 Piston pump
10/24/2002	DE10116089A1 Dosing pump for low-viscosity fluid has dosing piston fixed to self-returning pump operating device
10/23/2002	EP0985094B1 Adjustable stop for variable displacement pumps
10/23/2002	EP0954697B1 Fuel pumping device for two-stroke engines with an additional driving unit
10/23/2002	CN1375633A Rotating apparatus
10/22/2002	US6468047 Power pump device
10/22/2002	CA2205857C Plunger lock up dispenser
10/17/2002	WO2002081920A1 Single-plunger injection pump for a common rail fuel injection system
10/17/2002	US20020150483 Double acting reciprocating motor with uni-directional fluid flow
10/16/2002	CN1374455A 单向阀 Check valve
10/15/2002	US6464590 Hydraulic aggregate with at least one displacement machine
10/10/2002	WO2002078815A1 Filter press type dewatering system, dewatering method, deaerator, check valve, and opening/closing valve
10/10/2002	US20020146330 Micropump
10/09/2002	CN1373692A Improved pump for dispensing fluid product, and fluid product dispensing device comprising same
10/09/2002	CN1373293A Restarting device of crossover valve for pump
10/03/2002	WO2002076627A1 Finger-operated spray pump ejaculating fluid in fixed quantity
10/03/2002	WO2002076623A1 Droplets forming method and device for discharging constant-volume droplets
10/03/2002	WO2002057632A3 High pressure water pump
10/03/2002	CA2410580A1 Finger-operated spray pump ejaculating fluid in fixed quantity
10/02/2002	CN1091660C Device of miniaturised construction for producing high pressure in a fluid to be atomised
10/01/2002	US6457795 Actuator control in a micro electro-mechanical device
10/01/2002	CA2118484C Apparatus for metering pigments for paints
09/2002
09/25/2002	EP1243448A1 Vehicular air conditioner compressor
09/25/2002	EP1243216A1 Valve unit and container
09/25/2002	EP1021642A4 Volumetric-displacement device having molded pistons and cylinders
09/24/2002	US6454544 Pump for conveying fuel in an internal combustion engine
09/24/2002	US6454542 Hydraulic cylinder powered double acting duplex piston pump
09/19/2002	US20020131871 Rotating apparatus
09/19/2002	US20020130195 Device for producing high pressure in a fluid in miniature
09/17/2002	US6450788 Piston pump for high-pressure fuel delivery
09/12/2002	US20020125342 Injector
09/12/2002	US20020124568 Process for the reduction of SCR NOx emissions and apparatus therefore
09/12/2002	DE10207362A1 Kraftstoffpumpe für eine Verbrennungskraftmaschine Fuel pump for an internal combustion engine
09/12/2002	DE10107098A1 Munddusche Oral Irrigator
09/11/2002	EP0923674B1 Unit consisting of an electric motor and of a working machine driven thereby
09/11/2002	CN1368568A Water spray device of hydraulic picking machine
09/10/2002	US6447259 Pressure energy recovery device
09/10/2002	US6446841 Pre-compression spray pump
09/06/2002	WO2002068317A1 Accurate dosing pump and accessories therefor
09/06/2002	WO2002048582A8 High pressure low volume pump
09/05/2002	US20020122969 Pressure driven hermetically sealed pump for fuel cell system
09/05/2002	US20020122871 Method of removing isoflavones and phytates
09/05/2002	US20020122730 Pressure washer having oilless high pressure pump
09/04/2002	EP1236499A1 SCR process and apparatus for the reduction of NOx emissions
09/04/2002	CN2509346Y Manual double-cylinder pressure pump
09/04/2002	CN2509345Y 四缸柱塞泵 Four-cylinder piston pump
09/03/2002	US6442958 Fluid delivery apparatus and method
08/2002
08/29/2002	WO2001092146A9 Manually actuated pump assembly

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