| Patents for F04B 1 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (10,723) |
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| 02/23/2006 | DE19902259B4 Montageverfahren Assembly method |
| 02/22/2006 | EP1627150A1 Circumferential piston machines |
| 02/22/2006 | EP1627149A1 Radial piston pump |
| 02/22/2006 | EP1561031B1 Axial piston machine, swash-plate and method for producing a swash-plate |
| 02/16/2006 | US20060034721 Variable displacement pump |
| 02/16/2006 | US20060034703 Metering Pump with proportional output |
| 02/16/2006 | DE10347190B4 Kolbenpumpe Piston pump |
| 02/16/2006 | DE102004035251A1 Radikalkolbenpumpe Radical piston pump |
| 02/16/2006 | CA2575575A1 Method for extracting nylon from waste materials |
| 02/15/2006 | CN2758516Y Device of mechanical energy converting into fluid pressure energy |
| 02/15/2006 | CN1734090A System for the extraction of the liquid component from drupes |
| 02/14/2006 | US6997683 High pressure reciprocating pump and control of the same |
| 02/14/2006 | US6996982 Method and device for switching hydraulic fluid supplies, such as for a hydraulic pump/motor |
| 02/14/2006 | US6996981 Rotationally balanced hydraulic swash plate plunger unit, and hydraulic continuously variable transmission incorporating same |
| 02/14/2006 | US6996980 Bent axis hydrostatic unit with multiple yokes |
| 02/09/2006 | WO2006014189A2 Axial flow pump and marine propulsion device |
| 02/09/2006 | WO2006013142A1 Piston pump provided with a small-sized return spring holder |
| 02/09/2006 | DE4212931B4 Kolbenpumpe Piston pump |
| 02/09/2006 | DE10228552B4 Radialkolbenpumpeneinheit Radial piston pump unit |
| 02/09/2006 | DE102004043745B3 Hydraulische Axialkolbenmaschine Hydraulic axial piston |
| 02/09/2006 | DE102004010351B4 Hydrostatische Verstelleinheit mit Schrägscheibe, rotierendem Zylinderblock und einem Drehzahlgeber Hydrostatic adjustment with swash plate, rotating cylinder block and a speed sensor |
| 02/08/2006 | EP1624187A1 Pump body with plunger pistons |
| 02/08/2006 | EP1623119A1 Improvements in cams and cam followers |
| 02/08/2006 | EP1623118A1 Reciprocating pump |
| 02/02/2006 | US20060024172 Sealing ring for a swinging yoke hydrostatic unit |
| 02/02/2006 | US20060021813 Independent displacement opposing pump/motors and method of operation |
| 02/02/2006 | US20060021499 Oscillating device for adjusting the displacement of a fluid pump |
| 02/02/2006 | DE4331626B4 Elektrohydraulisches Aggregat zur Wandlung von elektrischer in mechanische Energie Electrohydraulic unit for converting electrical energy into mechanical energy |
| 02/02/2006 | DE102004033321A1 Axialkolbenmaschine mit Verschleißschutzschicht Axial piston with wear-resistant coating |
| 02/01/2006 | CN1729360A High pressure pump for a fuel injection device for an internal combustion engine |
| 02/01/2006 | CN1727674A Booster pump of pendulum bar |
| 01/31/2006 | US6991438 Radial piston pump with piston rod elements in rolling contact with the pump pistons |
| 01/31/2006 | US6990889 Swash plate drive system |
| 01/31/2006 | CA2355741C High-pressure cleaner |
| 01/26/2006 | US20060018765 Arrangement and a method for controlling a work vehicle |
| 01/26/2006 | DE102004031673A1 Medizinische Pumpe Medical pump |
| 01/26/2006 | DE10106873B4 Cylinder drum for hydrostatic piston engines has round its circumference cooling ribs projecting at least partially into leakage volume inside housing during operation of piston engine |
| 01/25/2006 | EP1619387A2 Radial piston pump |
| 01/25/2006 | CN2753899Y Viscose material pump |
| 01/25/2006 | CN1238647C Slide valve for fluid control |
| 01/24/2006 | US6988875 Lubricating structure in fixed displacement piston type compressor |
| 01/24/2006 | US6988580 Pump unit and working vehicle |
| 01/19/2006 | WO2006005399A1 Axial piston engine comprising a wear-resistant layer |
| 01/19/2006 | US20060013702 Conveyor device |
| 01/19/2006 | US20060013701 High-pressure fuel pump with a ball valve in the low-pressure inlet |
| 01/19/2006 | US20060013700 Long piston hydraulic machines |
| 01/19/2006 | US20060013699 Hydraulic pump |
| 01/19/2006 | DE4424609B4 Hydraulische Axialkolbenmaschine Hydraulic axial piston |
| 01/19/2006 | DE19538447B4 Hydrostatische Maschine mit reduzierter Druckflüssigkeitsmenge Hydrostatic machine with a reduced amount of hydraulic fluid |
| 01/19/2006 | DE19523283B4 Pumpe, insbesondere Hochdruckpumpe für eine Kraftstoffeinspritzvorrichtung eines Verbrennungsmotors Pump, in particular high-pressure pump for a fuel injection device of an internal combustion engine |
| 01/18/2006 | CN2752479Y Auxiliary pump of pour plug type hydraulic oil pump for small four-wheel tractor |
| 01/18/2006 | CN1721697A Motor pump assembly |
| 01/12/2006 | WO2006002817A1 Medical pump |
| 01/12/2006 | US20060008363 High-pressure pump, in particular for a fuel injection system of an internal combustion engine |
| 01/12/2006 | US20060008359 Variable displacement compressor |
| 01/12/2006 | US20060008358 Axial piston machine having a device for the electrically proportional adjustment of the volumetric displacement |
| 01/12/2006 | US20060006018 A bent axis hydrostatic module with multiple yokes |
| 01/12/2006 | US20060005699 Axial piston machine having a device for the electrically proportional adjustment of its volumetric displacement |
| 01/12/2006 | DE4227037B4 Hydrostatische Axialkolbenpumpe Hydrostatic axial piston pump |
| 01/12/2006 | DE19808095B4 Axialkolbenmaschine Axial piston |
| 01/11/2006 | CN2751157Y Electromagnetic valve unloading constant pressure variable pump |
| 01/10/2006 | US6984113 Oil pressure operated pump for marine steering gears with a valve set shell with valves separately capable of assembly with the valve housing |
| 01/10/2006 | US6983680 Long-piston hydraulic machines |
| 01/05/2006 | US20060002802 Hydraulic pump or motor |
| 01/05/2006 | US20060001222 Gasket |
| 01/05/2006 | DE19844326B4 Radialkolbenpumpe Radial piston pump |
| 01/05/2006 | DE19754277B4 Hydraulikanlage mit einem doppelt wirkenden hydraulischen Antriebsaggregat Hydraulic system with a double-acting hydraulic drive unit |
| 01/05/2006 | DE10358728B4 Axialkolbenmaschine zum unabhängigen Fördern in mehrere hydraulische Kreisläufe Axial piston to independent feeding in several hydraulic circuits |
| 01/05/2006 | DE102005023889A1 Kolbenverdichter Reciprocating compressor |
| 01/05/2006 | DE102004028889A1 Kolbenpumpe mit schlitzgesteuertem Einlassventil Piston pump with inlet valve schlitzgesteuertem |
| 01/05/2006 | DE102004028043A1 Bearing assembly for conversion of rotational movement into translational movement, especially for axial piston pump, has running track of first bearing race lying in plane with normals including angle in relation to rotational axis |
| 01/05/2006 | DE102004028042A1 Bearing arrangement for axial piston pump, has second and third bearing rings connected by synthetic body and formed through injection molding process |
| 01/04/2006 | EP1612417A1 Pump system |
| 01/04/2006 | EP1183468B1 High pressure pump with improved hub |
| 01/04/2006 | EP1089902B1 Piston pump |
| 12/29/2005 | WO2005124149A1 Pump for liquids with radial cylinders |
| 12/29/2005 | US20050287016 Radial piston pump |
| 12/29/2005 | US20050287013 Pump system |
| 12/28/2005 | EP1609984A1 Fuel injection pump |
| 12/28/2005 | CN1714239A High pressure pump for a fuel injection device of an internal combustion engine |
| 12/28/2005 | CN1714236A Fuel supply pump |
| 12/28/2005 | CN1712704A Piston pump with slot-controlled inlet valve |
| 12/28/2005 | CN1233936C Method for producing piston for hydraulic cylinder |
| 12/28/2005 | CN1233929C Axial-flow radial plunger pump with floating bush sleeve |
| 12/22/2005 | WO2005121618A1 Check valve |
| 12/22/2005 | WO2005121555A1 A pump assembly |
| 12/22/2005 | WO2005121554A1 Variable displacement swash plate-type hydraulic rotating machine |
| 12/22/2005 | US20050281696 Embedded microfluidic check-valve |
| 12/22/2005 | US20050281682 Autonomous moving microstructures |
| 12/22/2005 | US20050281609 Applicator device |
| 12/22/2005 | DE4329211B4 Hubkolbenpumpe mit einem Gehäuseblock und wenigstens einem Hubkolbenpumpenelement Reciprocating pump with a housing block and at least one Hubkolbenpumpenelement |
| 12/22/2005 | DE19522827B4 Hydraulische Axialkolbenmaschine Hydraulic axial piston |
| 12/22/2005 | DE102004027511A1 Leckagefreie Kolbenpumpe Leak-free piston pump |
| 12/22/2005 | DE102004027506A1 Kolbenpumpe mit kugelförmigem Kolben Piston pump with a spherical bulb |
| 12/22/2005 | DE102004026584A1 Kolbenpumpe mit verringertem Verschleiß Piston pump with reduced wear |
| 12/21/2005 | EP1421308B1 Non-return valve for a pump |
| 12/21/2005 | CN1711417A High-pressure fuel pump comprising a ball valve in the low-pressure inlet |
| 12/20/2005 | US6976830 Variable displacement pump |
| 12/15/2005 | US20050276710 Piston pump with slot-controlled inlet valve |
| 12/15/2005 | DE102005024059A1 Radial-Kolbenpumpe mit exzentrisch angetriebenem Rollbetätigungsring Radial piston pump with eccentric driven roller actuator ring |