| Patents for F04B 1 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (10,723) |
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| 06/06/2002 | WO2002044525A1 Hydraulic device |
| 06/06/2002 | WO2002044524A1 Hydraulic device as a pump or a motor |
| 06/06/2002 | US20020066364 Adjusting means for an axial piston machine of inclined-axis construction |
| 06/06/2002 | DE10030147C1 Axialkolbenmaschine Axial piston |
| 06/05/2002 | CN1086018C Integrated motor-driven-connection hydraulic pump |
| 06/04/2002 | US6398531 Pump drive system |
| 06/04/2002 | US6398315 Hydraulic unit for slip-controlled brake systems |
| 06/04/2002 | US6397729 High pressure pump having bearing assembly pre-load apparatus |
| 05/30/2002 | WO2002042646A1 Sleeve for the piston of a radial piston pump |
| 05/30/2002 | WO2001088392A3 Roller bearing, piston pump and pump unit |
| 05/30/2002 | WO2000049291A3 Snap-in connection for pumping plunger sliding shoes |
| 05/29/2002 | EP0882181B1 Pressure transformer |
| 05/29/2002 | DE10141178A1 Hydraulic pump has off-center cylinder rollers around the drive shaft, working with push rods of pistons at the pump units, to give a stepless power output setting from zero to maximum without couplings |
| 05/29/2002 | DE10118284A1 Automatic lubrication device for hydraulically operating tool includes eccentric mounted on shaft body through freewheel mechanism and driven through free end of shift piston |
| 05/29/2002 | CN2493752Y Measuring plunger pump set |
| 05/29/2002 | CN1351691A Reciprocating fluid machines |
| 05/28/2002 | US6394762 Fuel pump |
| 05/28/2002 | US6394560 Wheel driven pump in a hydraulic brake system |
| 05/23/2002 | WO2002040869A1 Centrifugal hydraulic pump |
| 05/23/2002 | WO2002040868A1 Centrifugally controlled hydraulic pump |
| 05/23/2002 | DE10154599A1 Reciprocating piston motor with swash plate has engaging space on periphery in which heat of driver connected to motor shaft fits |
| 05/23/2002 | DE10055262A1 Hydrostatic axial piston machine in inclined disc construction method |
| 05/23/2002 | DE10055261A1 Hydrostatic axial piston machine in inclined disc construction method |
| 05/23/2002 | CA2363813A1 Radial piston pump |
| 05/22/2002 | EP1206640A1 Axial-piston drive system with a continuously adjustable piston stroke |
| 05/21/2002 | US6390072 Pump assembly |
| 05/21/2002 | US6389955 Pump assembly for a slip-controlled hydraulic brake system for a vehicle |
| 05/16/2002 | WO2002038959A1 Reciprocating piston engine |
| 05/16/2002 | WO2002038941A1 Accumulator distribution type fuel injection pump |
| 05/15/2002 | CN1349592A Rotary power unit |
| 05/14/2002 | US6386148 Steam-raising system |
| 05/10/2002 | WO2002037645A1 Small-sized motor |
| 05/10/2002 | WO2002036964A1 Fluid machine |
| 05/08/2002 | EP1203157A1 Radial piston pump |
| 05/08/2002 | CN1348063A 直线往复式压缩机 Linear reciprocating compressors |
| 05/02/2002 | WO2001059299A3 Cam device for removing and tilting the front plate in a vertical mold casting machine |
| 05/02/2002 | US20020051717 Miniature pump |
| 05/02/2002 | EP1201926A2 Miniature pump |
| 05/02/2002 | EP1201925A2 Bent axis piston unit with angled piston sockets |
| 05/02/2002 | EP1200734A1 Piston assembly |
| 05/02/2002 | EP1200720A1 Piston engine balancing |
| 05/02/2002 | DE10149570A1 Vorrichtung und Verfahren zur Steuerung eines Auslaßdrukkes für eine Hydraulikpumpe mit variabler Verdrängung Apparatus and method for controlling a Auslaßdrukkes for a hydraulic variable displacement pump |
| 05/01/2002 | CN1347479A Arrangement in pump block |
| 04/30/2002 | US6378413 Bent axis piston unit with angled piston sockets |
| 04/25/2002 | WO2002033309A1 Autogenous lubricating device |
| 04/25/2002 | DE10132298A1 Rotary pump has a rotor with radial slots fitted with piston sliders and positioned eccentrically inside a pump housing |
| 04/25/2002 | DE10116450A1 Brennstoff-Versorgungsvorrichtung mit variabler Zuführung Fuel supply apparatus with variable feed |
| 04/25/2002 | DE10034239A1 Hydrotransformator Hydro transformer |
| 04/24/2002 | EP1199098A1 A water purifying apparatus |
| 04/24/2002 | EP1198325A1 Hollow piston for a piston engine and method for producing a hollow piston |
| 04/23/2002 | US6375433 Method and apparatus for controlling pump discharge pressure of a variable displacement hydraulic pump |
| 04/23/2002 | US6374722 Apparatus and method for controlling a discharge pressure of a variable displacement hydraulic pump |
| 04/18/2002 | US20020044873 High pressure fuel pump |
| 04/18/2002 | DE10147972A1 Hydraulic neutral cold start control valve has casing with pushrod boring and crossing signal pressure through passage |
| 04/18/2002 | DE10058049C1 Bushing for piston of radial piston pump has at least three sealing sections between end face on radially outer fluid chamber side and end face on side of radially inner shaft chamber containing lubricating means |
| 04/17/2002 | EP1047878B1 Piston pump for a high-pressure cleaning device |
| 04/17/2002 | EP0964980B1 Axial piston machine with rpm-dependent pressure acting against the cylinder drum |
| 04/17/2002 | CN2486742Y Single-way valve type plunger pump |
| 04/17/2002 | CN1344866A Screw compressor and its running method |
| 04/17/2002 | CN1083058C Arrangement for cooling semi-closed compressor |
| 04/16/2002 | US6371166 Solenoid valve device |
| 04/16/2002 | US6371008 Water-raising pump |
| 04/16/2002 | CA2058308C Conical rod piston |
| 04/11/2002 | US20020040704 Variable delivery fuel supply device |
| 04/11/2002 | DE10049909A1 Piston pump for ABS hydraulic brake system has at least tow inlet valves in parallel in hydraulic circuit |
| 04/10/2002 | EP1194701A1 Needle bearing and pump unit comprising a needle bearing |
| 04/10/2002 | EP1058783B1 Radial piston pump for supplying fuel at high pressure |
| 04/10/2002 | EP0963506B1 Hydrostatic machine piston |
| 04/10/2002 | CN1082631C Delivery control device for hydraulic pumps |
| 04/09/2002 | US6368072 Hydraulic pump |
| 04/09/2002 | US6368071 High pressure fuel pump |
| 04/04/2002 | WO2001092709A3 Pump assembly and method |
| 04/04/2002 | DE10046315A1 Hochdruckpumpe für ein Speichereinspritzsystem sowie Speichereinspritzsystem High pressure pump for an accumulator injection and storage injection |
| 04/04/2002 | DE10044785A1 Inclined axis adjustment unit has cylinder block in body pivotable relative to drive shaft axis, with pivoting body being in form of open vessel with cylinder block mounted in its opening |
| 04/04/2002 | DE10044784A1 Adjusting device for axial piston engine is located on the same of pivot body as the take-off shaft |
| 04/04/2002 | DE10037481C1 Hydrostatic variable displacement pump has the largest dimension of the swash plate made larger than the distance between the bearing seats of the first and second bearings |
| 04/04/2002 | DE10028336C1 Engine with axial piston has through guide channel between at least one tooth crown surface and tooth space bottom opposite it |
| 04/03/2002 | EP1193394A2 Two piece barrel design for a hydraulic oil pump |
| 04/03/2002 | CN2484416Y Electric pressur-testing pump |
| 04/02/2002 | US6364641 Fuel injection pump |
| 04/02/2002 | US6364635 Endplate for use with outboard bearing designs |
| 04/02/2002 | US6364631 Pump apparatus for hydraulically powered fuel injection systems |
| 03/28/2002 | US20020036014 Internal combustion engine high-pressure fuel delivery valve |
| 03/28/2002 | DE10066008A1 Cooling device for angled-axis setting unit has turning body with one or more outlet channels |
| 03/27/2002 | EP1191223A1 Apparatus for dispensing fluids |
| 03/27/2002 | EP0918932B1 Electromotor/pump assembly |
| 03/27/2002 | CN2483525Y High pressure, large flow rate and radial piston pump |
| 03/27/2002 | CN1341809A Bionic heart-lung pump |
| 03/26/2002 | US6361295 Means for connecting a closure part to a bush of a piston pump for a brake system |
| 03/26/2002 | US6361286 Fuel pump |
| 03/26/2002 | US6361285 Valve plate with hydraulic passageways for axial piston pumps |
| 03/26/2002 | US6361282 Dual pump unit |
| 03/26/2002 | US6360647 Hydraulic rotating axial piston engine |
| 03/21/2002 | WO2002023040A1 Arrangement at a piston engine and method of controlling the pistons |
| 03/21/2002 | US20020034452 High-pressure hydraulic fuel pump |
| 03/21/2002 | US20020034448 Valve system for controlling the fuel intake pressure in a high-pressure pump |
| 03/21/2002 | DE10058050C1 Radial piston pump for fluid feed has piston shoes of radial pistons attached to support ring via retaining rails and blocked against rotation by spring-assisted pressure rings |
| 03/21/2002 | DE10044997A1 Compression plate of radial piston pump has piston rest with conical or curved profile |
| 03/21/2002 | DE10042305A1 Abdichtungsvorrichtung für einen Übergangsbereich an Hochdruckbauteilen Sealing device for a transition area on high pressure components |
| 03/20/2002 | EP1188926A2 Common rail high pressure pump |