| Patents for F04B 1 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (10,723) |
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| 07/01/2009 | CN201265493Y Plunger pump |
| 07/01/2009 | CN101473137A Piston pump |
| 06/30/2009 | US7553133 Circumferential piston compressor/pump/engine (CPC/CPP/CPE); circumferential piston machines |
| 06/30/2009 | CA2564289C Saddle bearing liner for axial piston pump |
| 06/25/2009 | WO2009077274A1 Pump, particularly high-pressure fuel pump |
| 06/25/2009 | WO2009077136A1 Valve arrangement for a hydraulic device and hydraulic device with a valve arrangement |
| 06/25/2009 | WO2009059835A3 Radial piston pump comprising a prismatic base body for a fuel injection system |
| 06/25/2009 | US20090163869 Variable Volume, Shape Memory Actuated Insulin Dispensing Pump |
| 06/25/2009 | DE102007062177A1 High-pressure pump for fuel injection device of internal-combustion engine, has force transmitting element comprising wear-resistant layer and flexible layer that allows penetration of cam or eccentric cam into force transmitting element |
| 06/25/2009 | DE102007062031A1 Hydraulikfluidpumpe einer Fahrzeugbremsanlage mit einem Exzenterantrieb Hydraulic fluid pump of a vehicle brake system with an eccentric |
| 06/25/2009 | DE102007062008A1 Bearing cage control for axial piston machine, has cylindrical control element arranged movably in recess, and guiding element and through-opening cooperating to lock for slit formed control element |
| 06/25/2009 | DE102007061810A1 Hydrostatic displacement engine e.g. axial piston engine, has cam provided with cam height variable with radius to rotational axis of engine, and piston radially movable relative to cam for adjusting displacement volume |
| 06/25/2009 | DE102007060794A1 Radialkolbenpumpe Radial piston pump |
| 06/25/2009 | DE102007060014A1 Drehgleitlager mit einer balligen und einer elastisch-nachgiebigen Gleitfläche Sliding pivot bearing with one curved and one elastic-resilient sliding surface |
| 06/24/2009 | EP2072818A1 Metallic flat gasket and its use |
| 06/24/2009 | EP1504191B1 Regulating device for hydrostatic piston machines |
| 06/24/2009 | CN201262136Y 三缸单作用活塞泵 Triplex single acting piston pump |
| 06/18/2009 | WO2009074270A1 Rotary slide bearing comprising a convex sliding surface and an elastic sliding surface |
| 06/18/2009 | WO2009058332A3 Valve assembly |
| 06/18/2009 | US20090155107 Mechanism For The Recovery Of Energy In Self-Propelled Vehicles |
| 06/18/2009 | US20090155095 Radial piston pump |
| 06/18/2009 | DE102008053906A1 Lagerhaltevorrichtung in einer Hydraulikpumpe oder einem Hydraulikmotor mit Taumelscheibe Bearing support apparatus in a hydraulic pump or a hydraulic motor swash plate |
| 06/18/2009 | DE102007060470A1 Schwenklager Pivot bearing |
| 06/18/2009 | DE102007060208A1 Hydrostatische Maschine mit einem eine rohrförmige Mantelwand aufweisenden Filter Hydrostatic machine with a tubular casing wall having filters |
| 06/18/2009 | DE102007059435A1 Hydrostatische Axialkolbenmaschine Hydrostatic axial piston engine |
| 06/18/2009 | DE102007059433A1 Verdrängermaschine Displacement |
| 06/17/2009 | EP2071185A1 Multiplunger horizontal single-acting pump |
| 06/17/2009 | EP2069640A1 Hydrostatic drive unit |
| 06/17/2009 | EP1929154B1 Piston pump |
| 06/17/2009 | CN201258837Y Plunger water pump structure |
| 06/17/2009 | CN101460741A Axial piston machine having a hydrostatic support of the hold-down |
| 06/17/2009 | CN101460740A Piston for radial piston hydraulic engine and method for making same |
| 06/17/2009 | CN101457747A Vertical single eccentric shaft radial equipartition multi-connection reciprocating pump |
| 06/16/2009 | US7547198 Double-headed piston type compressor |
| 06/11/2009 | WO2009071462A1 Gasket for high-pressure pump and high-pressure pump comprising said gasket |
| 06/11/2009 | WO2009071319A1 Axial piston machine |
| 06/11/2009 | WO2009070853A1 A pumping apparatus |
| 06/11/2009 | WO2009046559A3 Plunger pump |
| 06/11/2009 | US20090145293 Tilting plate type compressor |
| 06/10/2009 | EP2066908A2 Safe over-center pump/motor |
| 06/10/2009 | DE102008007026B3 Lifter assembly manufacturing method for high-pressure pump i.e. feed pump, of motor vehicle, involves rolling disk such that disk is form-fittingly coupled with projections over recesses, and connecting seam of sheet metal to body |
| 06/10/2009 | DE102007059104A1 Swash-plate mechanism, particularly for axial piston pump, comprises swash body, which is stored swiveling between swash plate and housing disk, and seal is arranged between outer bearing ring and inner bearing ring of each rolling bearing |
| 06/10/2009 | DE102007058859A1 Axialkolbenmaschine Axial piston |
| 06/10/2009 | DE102007058281A1 Hydrostatic displacement machine i.e. axial piston machine, has piston staying in effective connection with contact body by eccentric drive, where eccentric drive comprises connecting rod that stays in effective connection with piston |
| 06/10/2009 | CN201255086Y Oblique crankshaft Variable plunger pump |
| 06/10/2009 | CN101454567A Piston pump |
| 06/10/2009 | CN101451516A 50Mpa self complementing electro-hydraulic proportional controlled axial direction plunger variable displacement pump |
| 06/10/2009 | CN100497943C Three forks rod axial plunger pump |
| 06/09/2009 | US7543720 Method and apparatus for dispensing small volumes of fluid |
| 06/04/2009 | WO2009068448A1 High-pressure pump |
| 06/04/2009 | US20090139577 Method of using triggerable passive valves to control the flow of fluid |
| 06/04/2009 | DE102007049413B3 Flow rate changing arrangement for positive displacement machine, has swiveling angle regulating device including adjusting valve and adjustment modes, where selection of active modes takes place through rate of electrical control signals |
| 06/04/2009 | DE102006056600B4 Hochdruckpumpe High pressure pump |
| 06/03/2009 | EP1556633B1 Device for reducing energy losses in a machinery unit |
| 06/03/2009 | CN100494674C Variable displacement swash plate type hydraulic rotary machine |
| 06/03/2009 | CN100494664C Accumulator distribution type fuel injection pump |
| 06/02/2009 | US7540720 Heat-insulating mechanism for compressor |
| 05/28/2009 | WO2009065674A1 High-pressure fuel pump with flange |
| 05/28/2009 | WO2009065537A2 Hydraulic manifold pump |
| 05/28/2009 | WO2009003462A3 Valve-controlled hydraulic engine |
| 05/28/2009 | DE10220889C5 Verstellvorrichtung für hydrostatische Kolbenmaschinen Adjusting for hydrostatic piston engines |
| 05/28/2009 | DE102008036783A1 Hydrostatic axial piston machine has cylinder drum that is arranged around rotational axis in rotating manner and is provided with cylinder bores, where piston is arranged in cylinder bores |
| 05/28/2009 | DE102008036782A1 Hydrostatic axial piston engine i.e. swash plate engine, has cylinder bore body provided with cylinder bores for piston, and connection body provided with connection channels for connecting bores to control surface |
| 05/28/2009 | DE102008036781A1 Hydrostatic axial piston machine has cylinder drum that is arranged around axis of rotation in rotating manner and is provided with piston bores, where piston is longitudinally arranged in piston bores |
| 05/28/2009 | DE102007056736A1 Hydrostatic axial piston machine has piston clearance, piston and cylinder drum arranged to rotate around rotary axis, and roller is arranged within piston clearance and guided laterally during piston stroke |
| 05/27/2009 | EP1309787B1 Fuel tank mounted, motorized high pressure gasoline pump |
| 05/27/2009 | CN201246270Y Hydraulic motor |
| 05/27/2009 | CN101443549A Axial piston machine comprising an additional disk on a retaining disk, corresponding retaining disk and corresponding additional disk |
| 05/27/2009 | CN101440787A Bearing restricting device in swash plate hydraulic pump or motor |
| 05/27/2009 | CN100491774C Hydraulic device |
| 05/26/2009 | US7537075 Hydraulic hybrid vehicle with integrated hydraulic drive module and four-wheel-drive, and method of operation thereof |
| 05/26/2009 | US7536857 Zero turn drive apparatus |
| 05/22/2009 | WO2009062782A1 Bearing unit of a fluid pump |
| 05/22/2009 | WO2009062776A1 Pump element, hydraulic block with pump element and installation method |
| 05/22/2009 | WO2009036363A3 Pumping system with precise ratio output |
| 05/21/2009 | US20090129949 Axial piston machine with hydrostatic support of the holding -down device |
| 05/21/2009 | US20090129948 Suction structure in fixed displacement piston type compressor |
| 05/21/2009 | US20090129947 Axial Piston Compressor |
| 05/21/2009 | US20090126695 Radial Piston Pump For Supplying Fuel At High Pressure To An Internal Combustion Engine |
| 05/20/2009 | DE102007055167A1 Piston-slide shoe fixture for swash plate machine in hydraulic engine, has supporting surface e.g. spherical support bar, for supporting ball of ball joint and arranged within radially internal area of ball joint |
| 05/20/2009 | CN101435417A Hydraulic transformer for increasing voltage ratio regulation scope |
| 05/20/2009 | CN101435416A Environment protection type high pressure three-plunger non-oil water pump |
| 05/20/2009 | CN100489305C Piston pump |
| 05/14/2009 | WO2009060091A1 Hydraulic pressure transformer and method for the operation thereof |
| 05/14/2009 | WO2009059871A1 Plastic element, piston pump, and assembly method |
| 05/14/2009 | WO2009059842A1 Piston pump |
| 05/14/2009 | WO2009059841A1 Guide ring for a piston pump, and piston pump |
| 05/14/2009 | WO2009059835A2 Radial piston pump comprising a prismatic base body for a fuel injection system |
| 05/14/2009 | WO2009059834A1 High-pressure fuel pump |
| 05/14/2009 | WO2009059376A1 Improved concrete pump |
| 05/14/2009 | US20090123304 Drive device |
| 05/14/2009 | US20090123303 Reciprocating pump |
| 05/13/2009 | CN101432503A Fluid bearing and method of operation |
| 05/12/2009 | US7530797 Variable displacement compressor |
| 05/07/2009 | WO2009058332A2 Valve assembly |
| 05/07/2009 | WO2009058279A1 High-pressure pump |
| 05/07/2009 | WO2009056142A1 Hydraulic system with supplement pump |
| 05/07/2009 | US20090116971 Variable displacement compressor |
| 05/07/2009 | US20090115199 Door Locking Mechanism |
| 05/07/2009 | DE102007052756A1 Kunststoffelement, Kolbenpumpe sowie Montageverfahren Plastic element, plunger pump and mounting method |