| Patents for F04B 1 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (10,723) |
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| 11/08/2007 | CA2648171A1 Fluid bearing and method of operation |
| 11/07/2007 | EP1850976A1 High-pressure cleaning device |
| 11/07/2007 | CN200971838Y Multi-cylinder reciprocating pump for flow proportional distribution |
| 11/07/2007 | CN200971837Y Plunger pump |
| 11/06/2007 | US7290559 Check valve for a high-pressure pump of a fuel injection system for an internal combustion engine |
| 11/06/2007 | US7290554 Embedded microfluidic check-valve |
| 11/01/2007 | WO2007076521A3 Hybrid nutating pump |
| 11/01/2007 | US20070251499 High-Pressure Pump for a Fuel Injection System of an Internal Combustion Engine |
| 10/31/2007 | EP1836376A4 Rotor assembly for rotary power device |
| 10/31/2007 | DE102006019884A1 Hydrostatic axial piston machine for use as hydraulic motor, has piston head with free twist having smaller diameter, and transverse groove formed such that head is threaded with retaining flange and is held in working position of piston |
| 10/31/2007 | DE102006000831B4 Radialkolbenpumpe mit Fördermengenregelung Radial piston pump with capacity control |
| 10/31/2007 | CN101065278A Pressure generator for a vehicle brake system and method for mounting said pressure generator |
| 10/30/2007 | US7287967 High-pressure pump having small initial axial force of a clamping bolt |
| 10/25/2007 | WO2007118722A1 Pump, particularly for a hydraulic unit |
| 10/25/2007 | WO2007118624A1 Hydrostatic piston engine with rotatable control disc |
| 10/25/2007 | DE19847471B4 Kolbenpumpe Piston pump |
| 10/25/2007 | DE102007016657A1 Hydraulische Einheit mit Gleitschuhniederhaltebolzen Hydraulic unit with Gleitschuhniederhaltebolzen |
| 10/25/2007 | DE102006030279B3 High pressure-crank drive pump for fuel-high pressure supply from fuel-injection system, has piston cylinder units having crossheads with bearing surfaces that are respectively extended and reduced to loaded and unloaded sides of crossheads |
| 10/24/2007 | CN200964929Y Three-cylinder plunger pump with worm wheel and worm reducer for oil well operation |
| 10/24/2007 | CN200964928Y Double cylinder plunger pump |
| 10/24/2007 | CN101061314A Swash drive |
| 10/23/2007 | US7284537 High-pressure pump for a fuel-injection device of an internal combustion engine |
| 10/18/2007 | WO2007117146A1 Piston engine |
| 10/18/2007 | WO2007116060A1 Radial piston pump |
| 10/18/2007 | WO2007116058A1 Pump |
| 10/18/2007 | WO2007116048A1 Radial piston pump for supplying fuel at high pressure to an internal combustion engine |
| 10/18/2007 | US20070243078 Hydrostatic retarder pump and motor |
| 10/18/2007 | US20070243076 Control valve for variable displacement compressor |
| 10/18/2007 | DE10258666B4 Tauchpumpeneinrichtung zur Verwendung in einem Bohrloch Submersible pump device for use in a wellbore |
| 10/18/2007 | DE102006021570A1 Hydrostatische Kolbenmaschine mit drehbarer Steuerscheibe Hydrostatic piston machine with a rotatable control disc |
| 10/18/2007 | DE102006017303A1 Radialkolbenpumpe Radial piston pump |
| 10/16/2007 | US7281905 Piston type compressor |
| 10/16/2007 | US7281519 Set of piston type fuel pumps for internal combustion engines with direct fuel injection |
| 10/11/2007 | WO2007113449A1 Piston for radial piston hydraulic engine and method for making same |
| 10/11/2007 | WO2007113443A1 Piston for a radial piston hydraulic engine and method for making same |
| 10/11/2007 | WO2007112837A1 Lubricant or hydraulic pump |
| 10/11/2007 | DE102006021976A1 Electrohydraulic set, especially for vehicle hydraulic braking equipment, has device for switching between different hydraulic active surfaces |
| 10/11/2007 | DE102006016730A1 Internal-axis rotary piston engine e.g. diesel engine, for e.g. commercial vehicle, has inner rotor directly connected with outer rotor by hinge in torque proof manner by blocking pivotable movements of pistons, which seal workspaces |
| 10/10/2007 | EP1843141A2 Methods and apparatus for determining the presence or absence of a fluid leak |
| 10/10/2007 | EP1350011B1 Hydraulic device |
| 10/10/2007 | CN101050758A Inclined shaft type sea water plunger pump based on gear driving |
| 10/09/2007 | US7278836 Metering pump |
| 10/09/2007 | US7278348 High-pressure pump for a fuel injection system of an internal combustion engine |
| 10/09/2007 | US7278261 Pump apparatus |
| 10/04/2007 | DE19522012B4 Taumelscheibengetriebe Swashplate mechanism |
| 10/04/2007 | DE102006008437A1 Gleitschuh für ein Taumelscheibengetriebe Shoe for a swash plate mechanism |
| 10/03/2007 | EP1664530B1 Power regulating device |
| 10/03/2007 | CN101048594A 旋转泵 Rotary pump |
| 10/03/2007 | CN101046196A Multiple-pass pump |
| 09/27/2007 | WO2007108713A1 Axial-piston hydraulic machine with adjustable working volume |
| 09/27/2007 | WO2007107410A1 Roller tappet for a pump element of a high-pressure fuel pump |
| 09/27/2007 | US20070224051 Axial Piston Compressor, Especially for the Air Conditioning System of a Motor Vehicle |
| 09/26/2007 | EP1836399A1 System and method for controlling a variable displacement compressor |
| 09/26/2007 | EP1836376A1 Rotor assembly for rotary power device |
| 09/26/2007 | EP1468169B1 Hydraulic device |
| 09/26/2007 | CN200952456Y Axial variable plunger pump |
| 09/26/2007 | CN200952455Y Improved hori zontal petrol engine pump |
| 09/26/2007 | CN200952454Y Improved vertical petrol engine pump |
| 09/26/2007 | CN101044318A Variable displacement swash plate type hydraulic rotary machine |
| 09/26/2007 | CN101044317A Hydrostatic axial piston machine and use of said machine |
| 09/26/2007 | CN101042124A Rotary casing type radial piston pump |
| 09/26/2007 | CN101042123A Three forks rod axial plunger pump |
| 09/25/2007 | US7273356 Control valve device for variable capacity type swash plate compressor |
| 09/25/2007 | US7273036 High-pressure fuel pump with a ball valve in the low-pressure inlet |
| 09/25/2007 | US7273004 Reciprocating machine |
| 09/25/2007 | US7273003 Plunger pump |
| 09/20/2007 | WO2007104496A1 Combined pump housing for several rated quantities |
| 09/20/2007 | US20070217923 Two set-point pilot piston control valve |
| 09/20/2007 | US20070215113 High-Pressure Pump for a Fuel Injection System of an Internal Combustion Engine |
| 09/20/2007 | DE112005002521T5 Rotationspumpe Rotary pump |
| 09/20/2007 | DE102007011644A1 Combined pump housing e.g. for several rated quantities, has drive unit and swash plate accommodated in pot-shaped housing which is provided so as to be able to accommodate drive units |
| 09/19/2007 | EP1834090A1 Piston pump in particular a high-pressure fuel pump for an internal combustion engine on a motor vehicle |
| 09/19/2007 | EP1834089A1 Piston pump, particularly a high-pressure fuel pump for an internal combustion engine |
| 09/19/2007 | CN200949507Y Radial valve flow distribution axial water pressure plunger pump |
| 09/19/2007 | CN200949506Y Mining electric high-pressure oil pump |
| 09/19/2007 | CN100338353C Intake valve for a high-pressure pump, in particular for internal combustion engine fuel |
| 09/18/2007 | CA2443433C Saddle bearing liner for axial piston pump |
| 09/13/2007 | WO2007065800A3 Swash-plate mechanism |
| 09/13/2007 | DE19918126B4 Kolbenpumpe Piston pump |
| 09/13/2007 | DE19918121B4 Kolbenpumpe Piston pump |
| 09/13/2007 | DE102006058355A1 Kombi-Pumpengehäuse für mehrere Nenngrößen Combined pump housing for several Ratings |
| 09/13/2007 | DE102006010639A1 Positive displacement machine e.g. hydrostatic axial piston engine, has contact body supported against circular carrier that produces radial stroke movements of body, where movements are extended in circumferential direction |
| 09/12/2007 | EP1831547A1 Piston pump provided with at least one step piston element |
| 09/12/2007 | EP1831546A1 Drive device |
| 09/12/2007 | EP1735571A4 Temperature control for free-piston cryocooler with gas bearings |
| 09/12/2007 | EP1523622B1 Piston engine comprising a pulsation-reducing device |
| 09/12/2007 | CN200946554Y Hydraulic oil pipe pressure-testing pump |
| 09/12/2007 | CN101035984A Radial piston pump with a roller plunger |
| 09/12/2007 | CN101033727A Plunger-type quantitative hydraulic motor on-off changeable torque valve-controlled oil distributing components |
| 09/11/2007 | US7266947 Temperature control for free-piston cryocooler with gas bearings |
| 09/06/2007 | DE102005018049B4 Variable Fördermengensteuerung für eine stationär arbeitende Verdrängerpumpe Variable flow control for a stationary working displacement pump |
| 09/05/2007 | EP1828600A1 Piston arrangement of a hydraulic piston machine |
| 09/05/2007 | EP1581744B1 Radial piston pump |
| 09/05/2007 | CN200943563Y Plunger type hydraulic pump/ motor |
| 09/05/2007 | CN100335778C Axial plunger pump |
| 09/04/2007 | US7264317 Hydraulic unit |
| 09/04/2007 | US7263925 Hydraulic axial piston machine |
| 08/30/2007 | WO2007096224A1 High pressure pump in particular for a fuel injection device on an internal combustion engine |
| 08/30/2007 | US20070199391 Apparatuses And Methods For Pumping Fluids |
| 08/29/2007 | CN100333897C Swash plate of swash plate compressor |