| Patents for F04B 1 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (10,723) |
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| 02/01/2007 | DE10325551B4 Verfahren zur Herstellung geschlossener Hohlkolben A process for producing a closed hollow piston |
| 02/01/2007 | DE102005035082A1 Hubring für eine Einspritzpumpe Lifting ring for an injection pump |
| 01/31/2007 | EP1748192A2 Split ceramic bore liner |
| 01/31/2007 | EP1748189A1 Tandem axial piston pump unit |
| 01/31/2007 | EP1748187A2 Wear resistant port plate for a fluid transfer device |
| 01/31/2007 | CN1906411A High-pressure pump, particularly for a fuel injection device of a combustion engine |
| 01/31/2007 | CN1906402A 燃料供给泵 Fuel supply pump |
| 01/31/2007 | CN1906401A 燃料供给泵及挺杆结构体 Fuel supply pump and a tappet structural body |
| 01/31/2007 | CN1904359A Radial valve orificing axial hydraulic pressure plunger pump |
| 01/31/2007 | CN1297745C Swing angle type radial plunger variable pump |
| 01/25/2007 | WO2007010775A1 Installation structure for swash plate support base, and hydraulic device |
| 01/25/2007 | WO2007009811A2 Hydrostatic piston engine operating according to the floating cup principle, with an abutment surface on the carrier plate |
| 01/25/2007 | WO2007009664A1 Cam ring for an injection pump |
| 01/25/2007 | US20070020125 Motor with eccentric part and pump device using the same |
| 01/25/2007 | US20070017219 Inclined rotation control device of variable displacement hydraulic pump |
| 01/25/2007 | DE102006012638A1 Hydrostatische Kolbenmaschine nach Floating-Cup-Prinzip mit Anlagefläche an Trägerplatte Hydrostatic piston engine according to floating cup principle with the contact surface of the carrier plate |
| 01/25/2007 | DE102005033104A1 Hydrostatic axial piston drive mechanism, with two groups of pistons, has valve plates at opposite ends to control the pressure supply and give an adjustment |
| 01/24/2007 | EP1746288A2 Motor pump unit |
| 01/24/2007 | CN2861534Y Plunger pump for jetting machine |
| 01/23/2007 | US7165950 Two-stage pressure relief valve |
| 01/23/2007 | US7165408 Method of operating a cryogenic liquid gas storage tank |
| 01/23/2007 | US7165396 Pump control override for tandem pumps |
| 01/18/2007 | WO2006116343A3 Close fit cylinder and plunger |
| 01/18/2007 | WO2005121556A3 Compressor with pressure actuated valve |
| 01/18/2007 | US20070014674 Variable displacement compressor |
| 01/18/2007 | DE4401074B4 Pumpenanordnung, insbesondere zur Förderung von Kraftstoff aus einem Vorratsbehälter zu einer Brennkraftmaschine Pump assembly, especially for pumping fuel from a storage tank to an internal combustion engine |
| 01/18/2007 | DE19618793B4 Radialkolbenmaschine Radial piston engine |
| 01/18/2007 | DE19618792B4 Radialkolbenmaschine Radial piston engine |
| 01/17/2007 | EP1442213B1 Intake valve for a high-pressure pump, in particular for internal combustion engine fuel |
| 01/16/2007 | US7162948 Variable stroke assembly balancing |
| 01/16/2007 | US7162870 Pump assembly |
| 01/11/2007 | US20070006581 Pump Unit |
| 01/11/2007 | DE102005029978A1 swash plate for fluid pump has cage retaining rollers of different diameters and shaft is form locked with drive shaft via bore |
| 01/10/2007 | EP1740827A1 Hydraulic machine having pressure equalization |
| 01/10/2007 | EP1740826A1 Large angle sliding valve plate pump/motor |
| 01/10/2007 | EP1740825A2 Diaphragm mounting method for a diaphragm pump |
| 01/10/2007 | EP1740406A2 Hydraulic hybrid vehicle with integrated hydraulic drive module and four-wheel-drive, and method of operation thereof |
| 01/10/2007 | EP1474617B1 Piston machine or swivel slide bearing |
| 01/10/2007 | CN2856473Y Crankshaft 5-folding, 4-bearing device of reciprocating 5-plunger filling pump |
| 01/10/2007 | CN1894503A Two-stage pressure relief valve |
| 01/10/2007 | CN1894499A Valve arrangement in particular inlet valve for a high pressure fuel pump |
| 01/10/2007 | CN1294359C Compressor capable of controlling heat-conduction in cylinder cap-end |
| 01/09/2007 | US7159507 Piston pump useful for aerosol generation |
| 01/09/2007 | US7159395 Bent axis hydrostatic module with multiple yokes |
| 01/04/2007 | DE19829060B4 Hydrostatische Maschine mit Rückstaueinrichtung im Schmierkanal Hydrostatic machine with retention means in lubricating channel |
| 01/04/2007 | DE102005030485A1 Pumpenvorrichtung für kerntechnische Anlagen Pump apparatus for nuclear facilities |
| 01/03/2007 | EP1738074A1 Radial piston pump |
| 01/03/2007 | EP1277949B1 High-pressure pump and assembly structure of high-pressure pump |
| 01/03/2007 | CN2854142Y Double-damping effect plunger assembly of hydraulic pump |
| 01/03/2007 | CN2854141Y Axial plunger pump without pull-off piston shoes |
| 01/03/2007 | CN2854122Y Intermediate ring of plugger displacement pump |
| 01/03/2007 | CN2854121Y Low noise axial plunger pump |
| 01/03/2007 | CN2854120Y Independent pretightening axial plunger pump |
| 01/03/2007 | CN1888423A Oscillating disc sliding valve pintle axial plunger pump (motor) |
| 12/28/2006 | WO2006137783A1 Pump device, for instance for front and rear wheel driven motorcycle |
| 12/28/2006 | DE102005023275A1 Schrägscheiben-Schwenklager Swash plate pivot bearing |
| 12/27/2006 | EP1736666A1 Crankshaft of a piston pump |
| 12/27/2006 | EP1736662A1 Check valve, especially for a high pressure pump of a fuel injection device for an internal combustion engine |
| 12/27/2006 | EP1735571A2 Temperature control for free-piston cryocooler with gas bearings |
| 12/27/2006 | EP1654136B1 Hydrostatic drive system with pump-sided division of the amount of hydraulic fluid for two hydraulic circuits |
| 12/27/2006 | EP1287232B1 Axial piston engine |
| 12/27/2006 | CN2851633Y Reciprocating plunger-pump |
| 12/27/2006 | CN1886594A High-pressure pump, in particular for a fuel-injection device of an internal combustion engine |
| 12/26/2006 | US7153105 Compressor with swash plate housing inlet port |
| 12/26/2006 | US7152518 Structure of fuel injection pump for extending service life |
| 12/21/2006 | US20060285980 Dual capacity compressor |
| 12/21/2006 | DE19849669B4 Motor-Pumpe-Einrichtung Motor-pump device |
| 12/20/2006 | EP1733145A1 High-pressure pump piston/cylinder unit |
| 12/20/2006 | CN2849214Y 增压泵 Booster |
| 12/19/2006 | US7150603 Compressor |
| 12/14/2006 | US20060280620 High-pressure pump for a fuel-injection device of an internal combustion engine |
| 12/14/2006 | US20060280616 Displacement control valve of variable displacement compressor |
| 12/13/2006 | EP1472459B1 Rotary radial piston machine |
| 12/13/2006 | EP1350010B1 Hydraulic device as a pump or a motor |
| 12/13/2006 | CN2846803Y Leakless device for plunger pump |
| 12/13/2006 | CN1877120A Remanufacturing hydraulic pumps |
| 12/13/2006 | CN1877119A Remanufacturing hydraulic pumps |
| 12/12/2006 | US7146903 Dual capacity compressor |
| 12/07/2006 | WO2006130837A2 High pressure rotary pump |
| 12/07/2006 | WO2006129431A1 Variable displacement swash plate type hydraulic rotary machine |
| 12/07/2006 | US20060275165 Pump with reciprocating high pressure seal and valve for vehicle braking systems |
| 12/07/2006 | US20060275164 High pressure pump |
| 12/07/2006 | US20060275145 Control apparatus for variable capacity compressor and method of calculating torque of variable capacity compressor |
| 12/07/2006 | US20060272326 Pump Unit |
| 12/07/2006 | DE102005025869A1 Low-noise piston pump, has drive propellable eccentric cam and has piston inserted in piston hole between cam and piston |
| 12/07/2006 | DE102005025512A1 Axial piston machine e.g. for swash plate building method having cradle swing adjustment, rotatable around pivoting axis and supported by cradle base with swinging drive which is co-axially arranged to pivoting axis |
| 12/06/2006 | EP1727983A1 High-pressure pump, in particular for a fuel-injection device in an internal combustion engine |
| 12/06/2006 | CN2844500Y Pump-head assembly of high-pressure injecting reciprocating pump with multiple cavities |
| 12/05/2006 | US7144227 Reciprocating-piston machine with a driver |
| 12/05/2006 | CA2405739C Variable speed hydraulic pump |
| 11/30/2006 | US20060269423 Variable displacement pump having a rotating cam ring |
| 11/30/2006 | US20060269421 Axial piston device |
| 11/29/2006 | EP1726826A2 Hydraulic pump unit |
| 11/29/2006 | CN1871434A Radial piston pump for common rail injection systems |
| 11/29/2006 | CN1286613C Hydraulic piston having enclosed cavity and method for making the same |
| 11/23/2006 | WO2006122642A1 Swash plate mechanism |
| 11/23/2006 | WO2006122613A2 Swash plate pivot bearing |
| 11/23/2006 | DE102005037618A1 Hydrostatische Kolbenmaschine nach dem Floating-Cup-Konzept Hydrostatic piston engine according to the floating cup concept |
| 11/22/2006 | EP1723335A1 Axial piston machine |
| 11/22/2006 | CN2839635Y 变量轴向柱塞泵 Variable displacement axial piston pump |