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)
09/2012
09/25/2012US8272848 Positive-displacement reciprocating compressor
09/22/2012CA2771767A1 Foam-dispensing pump container
09/20/2012DE102011076076A1 Piston pump used in fuel supply system of motor car, has coupling element that is coupled with housing and is projected into recess portion of drive shaft, so as to rotate drive shaft with respect to coupling element
09/19/2012CN102678538A Soft sealing mechanism of manual hydraulic pump
09/19/2012CN102678502A Gravity impact pump system
09/13/2012DE102011005459A1 Fluid pump e.g. high pressure fuel pump of motor vehicle, has energy storage unit that is connected to cam portion of drive shaft to receive energy from cam portion due to revolution of drive shaft and to deliver energy to cam portion
09/13/2012DE102010002034B4 Pumpenanordnung Pump assembly
09/12/2012EP2496454A1 Hydraulic assembly and brake system for a motor vehicle
09/12/2012CN202431469U Pneumatic drive reciprocating oil pump
09/12/2012CN102667150A Telescopic enclosure for rod coupler
09/12/2012CN102666227A Hydraulic assembly and brake system for a motor vehicle
09/12/2012CN102003365B Combined type high and low pressure cylinder hydraulic end
09/11/2012DE202011109970U1 Leckage verhindernde Vorrichtung für eine Pumpe Leakage prevention device for a pump
09/06/2012US20120224987 Precision fluid transport and metering system with modular and disposable elements
09/06/2012DE102011119447A1 Doppeltexzentrischer Kurbeltrieb mit Pleuelzahnrad Double Eccentric crank mechanism with Pleuelzahnrad
09/05/2012EP2495395A1 Rotary cylinder device
09/05/2012EP2494204A1 Pressure control system
09/05/2012EP2494203A2 High pressure pump
09/05/2012CN202417860U Portable manual hydraulic pump
09/05/2012CN202417859U Ponding cleaning device
09/05/2012CN202417858U Pneumatically propelled plunger pump
09/05/2012CN202417857U Constant-pressure steady-flow delivering device for high-viscosity fluid
09/05/2012CN202417856U Constant power-control high-voltage variable plunger pump
09/05/2012CN102168662B Hydraulic direct-drive vertical multi-cylinder mud pump
09/05/2012CN101776053B Concrete pumping structure
09/04/2012US8257345 Reservoir connector
09/04/2012CA2770006A1 Method and apparatus for fluid pumping
09/04/2012CA2718306C Variable volume, shape memory actuated insulin dispensing pump
08/2012
08/30/2012US20120219441 Hand Pump for Pumping Fluids, and Filter System for Fluids Including a Hand Pump
08/30/2012DE112010000449T5 Solendoidventilvorrichtung Solendoidventilvorrichtung
08/29/2012EP2492507A1 Pumping assembly
08/29/2012EP2492491A1 Pumping assembly
08/29/2012EP2492490A1 Pumping assembly
08/29/2012CN202402243U Total PEEK (polyether-ether-ketone) material high-pressure constant flow pump
08/29/2012CN202402236U Driving lever type reversing mechanism for hydraulic grouting pump
08/29/2012CN202402235U Novel self-absorption material conveying device without air valve
08/29/2012CN102650276A Double-cylinder double-acting reciprocating pump adopting sprocket driving
08/23/2012DE202012006405U1 Pneumatisch angetriebene Kondensatförderpumpe für ORC-Anlagen Pneumatically driven condensate pump for ORC systems
08/22/2012CN202391672U Connecting rod type foot pump
08/22/2012CN202391671U Double-high hydraulic submersible draw-drain type fluid pump
08/22/2012CN202391670U Hydraulic double high-submersible plunger type fluid pump
08/22/2012CN202391669U Single-cylinder water pump transmission system
08/22/2012CN102644630A Pressure regulation device, pressure regulation method thereof and pumping machine with same
08/22/2012CN101512104B Fluid-powered proportioning pump for dispensing fluid including pump
08/21/2012US8246321 Tube unit, control unit, and micropump
08/21/2012CA2544103C Dispenser pump
08/16/2012WO2012107480A1 Gaseous fluid compression device
08/16/2012DE102011003994A1 High pressure pump for fuel injection system of combustion engine for e.g. common-rail system, has cross-plate provided on hub of coupling piece, and nut comprising portion having large diameter compared to hub of coupling piece
08/16/2012CA2826038A1 Gaseous fluid compression device
08/15/2012EP2486264A1 Hand pump for pumping fluids, and filter system for fluids, comprising a hand pump
08/15/2012EP2485961A1 Storage device and method for dispensing a fluid or viscous material
08/15/2012CN202381275U Portable type manual oil feeding pump
08/15/2012CN102635528A Sea water pump
08/15/2012CN102635527A Novel hydraulic pump
08/15/2012CN102632373A Cam preparation method and cam type four-cylinder single-action reciprocating pump
08/09/2012DE102011010644A1 Fördereinheit für ein Reduktionsmittel Delivery unit for a reducing agent
08/08/2012EP2484906A1 Piezoelectric micro-blower
08/08/2012CN202370774U Water pressurizer for water pressurizing well
08/08/2012CN202370773U High-pressure small-discharge hydraulic profile control water plugging pump
08/08/2012CN102628438A Five-cylinder plunger pump crankshaft structure
08/08/2012CN102628433A Two-stage power increasing manual hydraulic pump
08/07/2012US8235256 Manual pump mechanism and delivery system
08/02/2012WO2012103003A1 Water treatment system
08/02/2012WO2012101379A1 Device and system for monitoring a pneumatically-actuated alternating linear displacement pump
08/02/2012DE102011003245A1 Tassenstößel zur Beaufschlagung eines Pumpenkolbens einer Kraftstoffhochdruckpumpe Tappets for acting on a piston pump a high-pressure fuel pump
08/01/2012CN202360318U Foot step type water elevator
08/01/2012CN202360317U Vacuum pump jack with double well cooperation
08/01/2012CN202360316U Hydraulic power type small concrete mortar pump
08/01/2012CN202360315U Reciprocating plunger pump containing crosshead central block
08/01/2012CN102619739A Variable plunger pump
08/01/2012CN102619716A Omni-directionally operated and self-locked manual pump
07/2012
07/26/2012US20120186518 Rotary piston pump for metering a coating agent
07/26/2012DE102011003104A1 High pressure pump i.e. fuel high-pressure pump, for use as delivery pump to convey fluid into fuel-injection system for combustion engine of motor car, has control valve partially arranged at outside of casing to adjust fluid inflow
07/25/2012EP1881197B1 Pressure generation device
07/25/2012CN202348600U Novel manual refueling pump
07/25/2012CN202348599U Device for fetching underground water
07/25/2012CN202348598U Pneumatic pump of mold changing system
07/25/2012CN102606440A Pedal shake well
07/25/2012CN102606439A Boosting water injection pump
07/25/2012CN102606438A Water pump
07/25/2012CN102606437A Piston mechanism and method for implementing movement of pistons
07/25/2012CN102606436A 柱塞泵 Piston
07/19/2012WO2012097227A1 Compression/expansion process that allows temperature to vary independent of pressure
07/19/2012WO2012096377A1 Automatic liquid discharge device
07/19/2012WO2012095270A1 High-pressure pump
07/19/2012DE102011002701A1 Hochdruckpumpe High pressure pump
07/18/2012EP2475913A2 High-pressure homogenizer with an epicyclic reduction gear unit
07/18/2012CN102597516A Dispensing pump
07/18/2012CN102597515A Pump device and power transmission device, and vehicle
07/18/2012CN102588241A Concrete pump and pumping mechanism thereof
07/18/2012CN102588240A Self-pressurization energy recovery high-pressure pump for reverse osmosis sea water desalinization
07/18/2012CN102588239A Hydraulic pump
07/18/2012CN101641535B Device for driving a piston pump
07/18/2012CN101241201B Improvements in variable focus optical devices
07/12/2012WO2012092977A1 Gas compressor
07/12/2012US20120177511 Modular Pump Rotor Assemblies
07/12/2012DE102011076244A1 High-pressure pump for conveying fluid, has cylinder housing with cylinder chamber, where longitudinal axis having pump piston is arranged such that it influences free volume of cylinder chamber
07/11/2012EP2474738A2 Power multiplier system with levers
07/11/2012DE202011108429U1 Vorrichtung zur Vergrößerung des effektiven Drucks in den Verbrennungsmotoren Apparatus for increasing the effective pressure in the combustion engines
07/11/2012CN202326062U 直联浮动阀手摇活塞式抽气引水器 Direct float valve hand piston pumping water filter
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