Patents
Sitemap › F04 - Positive-displacement machines for liquids; Pumps for liquids or elastic fluids › F04B - Positive-displacement machines for liquids; Pumps › 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)
09/2003
09/10/2003EP1342918A2 Fuel pump drive system
09/10/2003EP1228312B1 Motor-pump aggregate
09/10/2003EP1183469B1 High pressure pump with filler cap
09/10/2003CN2572036Y Overheat and pollution resistant device for swing cylinder of concrete pump
09/10/2003CN2572035Y Three-cylinder single action plunger pump
09/10/2003CN2572034Y Flow mixing fan wheel for air cooling piston air compressor
09/10/2003CN1441877A Dosing pump
09/09/2003US6617727 Vehicular rotational apparatus
09/09/2003US6616420 Reciprocating piston pump with auxiliary support shaft
09/04/2003US20030165390 Continuous conveying process and device for shear-sensitive fluids
09/04/2003US20030164691 Linear compressor drive device
09/03/2003EP1340911A2 Pressure washer having oilless high pressure pump
09/03/2003EP1339986A1 Device for pumping thick or turbulence-sensitive products
08/2003
08/27/2003EP1194247B1 Improved pre-compression spray pump
08/27/2003EP1171689A4 Reciprocating fluid machines
08/27/2003EP1135608B1 Compressor arrangement
08/27/2003EP0853501B1 Device of miniaturised construction for producing high pressure in a fluid to be atomised
08/27/2003CN2568833Y Hand pump on oil transfer pump
08/26/2003US6610433 Fuel tank
08/26/2003US6609898 Process and device for pumping compressible materials with reduced pressure pulsation
08/21/2003WO2003069165A1 Fluid supply device
08/21/2003US20030156959 Dosing pump
08/21/2003US20030155377 Finger-operated spray pump ejaculating fluid in fixed quantity
08/20/2003CN2567363Y Double-cylinder water engine
08/20/2003CN2567362Y Cylinder oil-free air compressor
08/20/2003CN1437687A High-pressure fuel pump
08/20/2003CN1118620C Operating method and device for supplementary compressing air filling into engine with single or double-energy operation in two or three power mode
08/19/2003US6606935 Variable rate pump
08/14/2003WO2003067090A1 A pump device transferring mass
08/14/2003WO2003067085A1 Method and device for the specific control of a thick matter pump
08/14/2003WO2003042534A3 Pump element and piston pump for generating high fuel pressure
08/13/2003EP1334786A1 Mold cooling device
08/13/2003EP1334277A1 Hand operated pump for ejaculating small amount
08/13/2003EP1200738B1 A pumping arrangement for pumping a liquid product from a tank or container
08/13/2003EP1179139B1 Micromechanic pump
08/13/2003EP1023016B1 Solid state fluid delivery system
08/13/2003CN2566012Y Automatic water pump
08/13/2003CN1435568A Positive displacement machinery
08/12/2003US6604919 Fluid apparatus such as a pump or an accumulator
08/12/2003US6604914 Pump for sea water desalination systems by reverse osmosis
08/06/2003EP1332288A1 Method for controlling a pump arrangement consisting of two hydraulically driven plunger piston pumps
08/06/2003CN2564775Y Pedal hydraulic oil pump
08/06/2003CN1434212A Reciprocative sealing type electric compressor
08/05/2003US6602060 Compressor employing piston-ring check valves
07/2003
07/31/2003WO2003031819A3 Shaft coupling and shifting mechanism for pneumatic pump drive
07/31/2003US20030141149 Method and apparatus for lubricating piston type compressor
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
07/30/2003CN2563326Y Reciprocating type plunger pump
07/30/2003CN1432734A Lubricating method and device for piston-type compressor
07/30/2003CN1432435A 泵 Pump
07/24/2003WO2003060322A1 Multi pumping chamber magnetostrictive pump
07/24/2003US20030138331 Metering pump with proportional output
07/24/2003US20030136260 High-pressure fuel pump
07/23/2003CN2561955Y Manual hydraulic source of self-exhaust combined pump
07/23/2003CN2561954Y Double cylinder wind driving water pump
07/23/2003CN1431936A 隔膜泵 Diaphragm
07/23/2003CN1431917A Super absorbent driven dispenser
07/22/2003US6595756 Electronic control system and process for electromagnetic pump
07/17/2003WO2003058065A1 Hydraulic amplifier pump
07/17/2003WO2003024504A3 Plunger for patient infusion device
07/17/2003US20030132252 Diaphragm pump
07/17/2003US20030132243 Pump
07/17/2003DE10158178C1 Hydraulischer Druckverstärker Hydraulic intensifiers
07/16/2003EP1327482A2 Pump
07/16/2003EP1327100A1 Autogenous lubricating device
07/16/2003EP1327074A1 Arrangement at a piston engine and method of controlling the pistons
07/16/2003CN1430703A Micromachined fluidic device and method for making same
07/16/2003CN1430535A Bellows pump for delivery of liquids
07/15/2003US6592339 Small pump device and sphygmomanometer using the pump device
07/15/2003US6592338 Vapor-compression distiller includes a rotary heat exchanger
07/15/2003US6592336 Hydraulic pump with a built-in electric motor
07/15/2003US6592334 Hydraulic multiphase pump
07/10/2003WO2003056124A2 Hydraulic multiphase pump
07/10/2003WO2003055626A1 Hydraulic device for pumping molten metal and/or controlling a molten metal flow
07/09/2003EP1325783A2 Pump assembly for trigger dispenser comprising slide-on shroud
07/09/2003CN1113706C Pump type sprayer and its mfg. method
07/08/2003US6589027 Double acting reciprocating motor with uni-directional fluid flow
07/03/2003US20030125672 Reservoir connector
07/03/2003US20030123999 Multi pumping chamber magnetostrictive pump
07/03/2003US20030123991 Pumping system
07/03/2003US20030121405 Recirculating linear gas drive system
07/02/2003EP0938399B1 Fluid abrasive jets for machining
07/02/2003EP0935710B1 Composite piston with integrated sealing element for a radial piston pump in an automobile brake system
07/02/2003CN2558779Y Small air compressor
07/02/2003CN1427150A Multifunctional energy saving pump
07/01/2003US6585695 Reservoir connector
06/2003
06/26/2003US20030118459 Hydraulic amplifier pump for use in ultrahigh pressure liquid chromatography
06/26/2003US20030118452 Hydraulic multiphase pump
06/25/2003EP1029185B1 A valve arrangement
06/25/2003EP1005607B1 Method and device for the electronically controlled supply and dosing of cryogenic media in aircraft engines
06/25/2003EP0898653B1 Hydraulic pressure control system for a pump
06/25/2003CN2557717Y Hand driven pump capable of viewing oil tank
06/25/2003CN1426328A Finger-operated spray pump spraying fluid in fixed quantity
06/24/2003US6582205 Fluid motivated grease/water pumping and separating system
06/24/2003US6582203 Radial piston pump
06/19/2003US20030113212 Hydraulic transformer
06/19/2003US20030110937 Radial piston pump
06/18/2003DE20303958U1 Light-running piston pump is driven by drive motor arranged in frame and activating via drive medium and reduction gear flywheel rotatably arranged also in frame
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