| Patents for F04B 1 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (10,723) |
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| 06/15/2011 | CN101205876B Multi-purpose constant-current axial plunger hydraulic pump |
| 06/14/2011 | US7959606 Device and method employing shape memory alloy |
| 06/14/2011 | US7959415 Radial type reciprocating compressor and portable tool powering system with cylinder liner, valve and annular manifold arrangement |
| 06/14/2011 | US7959196 Door locking mechanism |
| 06/14/2011 | US7958908 Flow control valve |
| 06/14/2011 | CA2604358C Fluid delivery device with autocalibration |
| 06/09/2011 | US20110135507 Hydraulic piston machine, in particular water hydraulic machine |
| 06/09/2011 | DE102010001237A1 Piston pump for conveying pressure medium in hydraulic brake system with slip control, has conveying space limiting pump piston at pressure-side, and spring stop provided in overrun area and fixed at circumference of piston by mechanism |
| 06/09/2011 | DE102009057070A1 Kolbenmaschine zum Einsatz als Vakuumpumpe für medizinische Zwecke Piston engine for use as a vacuum pump for medical purposes |
| 06/09/2011 | DE102009056903A1 Hydraulische Kolbenmaschine, insbesondere wasserhydraulische Maschine Hydraulic piston machine, especially water-hydraulic machine |
| 06/09/2011 | DE102008013568B4 Pumpe eines elektronisch gesteuerten Bremssystems Pump of an electronically controlled brake system |
| 06/09/2011 | DE102007003521B4 Kolbenpumpe für ein Hochdruckreinigungsgerät Piston pump for a high-pressure cleaner |
| 06/08/2011 | EP2271838B1 Pump, particularly a high-pressure fuel pump |
| 06/08/2011 | EP1570178B1 High pressure pump for a fuel injection device of an internal combustion engine |
| 06/08/2011 | CN1934354B Long-piston hydraulic machines |
| 06/08/2011 | CN1756905B Radial piston pump |
| 06/08/2011 | CN102086852A Hydraulic piston machine, in particular water hydraulic machine |
| 06/08/2011 | CN101495748B Vehicle brake system-piston pump comprising a piston |
| 06/08/2011 | CN101297111B Radial piston-type hydraulic motor with cylinder block cooling |
| 06/03/2011 | WO2011064044A1 Roller tappet |
| 06/03/2011 | WO2011064019A2 Piston pump |
| 06/01/2011 | EP2326838A2 Dedicated pulsing valve for compressor cylinder |
| 06/01/2011 | EP2326825A1 Improvements relating to fuel pumps |
| 06/01/2011 | EP0901575B1 High pressure pump for all liquids |
| 06/01/2011 | CN201851341U Novel coupling joint of radial plunger pump |
| 06/01/2011 | CN201851340U Novel return ring of radial plunger pump |
| 06/01/2011 | CN201851337U Novel rotor of radial plunger pump |
| 06/01/2011 | CN201851297U Novel transmission shaft of radial plunger pump |
| 06/01/2011 | CN201851296U Novel pump body of radial plunger piston pump |
| 06/01/2011 | CN102080639A Valve plate radial variable high pressure plunger pump |
| 05/31/2011 | US7951114 Device and method employing shape memory alloy |
| 05/31/2011 | US7950905 Radial piston fuel supply pump |
| 05/31/2011 | US7950904 Compressor |
| 05/25/2011 | EP2324245A1 Hydrostatic piston engine having a pulsation reduction device |
| 05/25/2011 | EP2324201A1 Rotary machine with pistons and a turret |
| 05/25/2011 | CN101151461B Axial piston machine having an elongated guide element for a cage segment |
| 05/19/2011 | WO2010091305A3 Variable length bent-axis pump/motor |
| 05/19/2011 | DE19850920B4 Radialkolbenpumpe Radial piston pump |
| 05/18/2011 | EP2322798A1 Device and method for delivering medical fluids using a shape memory alloy |
| 05/18/2011 | EP2207960B1 One-way intake valve, piston pump and assembly method |
| 05/18/2011 | EP2132443B1 Pump having a magnetically actuated control valve for suction regulation |
| 05/18/2011 | EP1926926B1 Independent displacement opposing pump/motors and method of operation |
| 05/18/2011 | CN102066751A Piston pump of a hydraulic vehicle brake system |
| 05/18/2011 | CN101424282B Inclined shaft type hydraulic transformer and voltage transformation method |
| 05/17/2011 | US7942643 Device and method for pumping fluids employing the movement of gas bubbles in microscale |
| 05/12/2011 | WO2011054948A1 Housing with intersecting passages for high pressure fluid applications |
| 05/12/2011 | US20110107908 Shoe |
| 05/12/2011 | US20110107906 Reciprocating compressor with rotary valve |
| 05/12/2011 | DE102009052072A1 Ball bearing e.g. single-row roller bearing, for use in anti-lock braking system of motor vehicle for radial piston pump, has bearing outer race surrounding inner race and formed as pulled ring from application-hardened material |
| 05/12/2011 | DE102009051230A1 Hydrostatic axial piston machine, has channel provided with ends, where flowable cross section between ends is adjustable by axially movable piston of reversing valve and axial position of piston is adjustable by thread connection |
| 05/11/2011 | EP2320086A1 Air compressor having tilted piston |
| 05/11/2011 | EP2320084A1 Housing with intersecting passages for high pressure fluid applications |
| 05/11/2011 | CN101331318B Direct crankshaft of air compressor |
| 05/11/2011 | CN101191469B Fuel supply device |
| 05/05/2011 | WO2011052512A1 Axial piston hydraulic rotating machine |
| 05/05/2011 | DE102009052608A1 Axialkolbenmaschine in Schrägscheibenbauweise Axial piston swashplate design |
| 05/05/2011 | DE102009046405A1 Piston pump for slip-controlled hydraulic brake system of motor vehicle, has end stop arranged between inner and outer cams, where pump capacity is varied based on direction of rotation of end stop |
| 05/04/2011 | EP2317120A1 Fuel pump with reduced seal wear for a direct injection system |
| 05/04/2011 | CN201818451U Position-spring-force feedback-type electric proportional variable axial plunger pump |
| 05/04/2011 | CN201818450U Compact high-pressure plunger piston variable dual-pump |
| 04/28/2011 | WO2011048456A1 Fuel pump |
| 04/28/2011 | WO2011047785A1 Compressor system |
| 04/28/2011 | WO2011011221A3 Suction cutoff unloader valve for compressor capacity control |
| 04/28/2011 | US20110094375 Axial piston machine, recoil plate and method of manufacturing a recoil plate |
| 04/28/2011 | DE19860023C5 Kolbenmaschine mit einer Dichtungsanordnung A piston machine with a seal assembly |
| 04/28/2011 | DE10244262B4 Mehrhubige hydrostatische Verdrängermaschine mit stufenlos verstellbarem Verdrängungsvolumen Multistroke hydrostatic displacement with infinitely variable displacement |
| 04/28/2011 | DE102010023853A1 Fuel delivery system for dispensing fuel, has engine section which comprises stator with carrier, core and coil, and rotor is provided opposite to stator |
| 04/27/2011 | CN201810507U Radial plunger pump |
| 04/27/2011 | CN201810506U Plunger pump |
| 04/27/2011 | CN201810505U Plunger pump |
| 04/27/2011 | CN102037235A High-pressure fuel pump |
| 04/27/2011 | CN102032140A Handheld electric vacuum pump, control system thereof and vacuum refreshing system |
| 04/27/2011 | CN101548103B Hydraulic radial piston engine |
| 04/21/2011 | US20110091334 Variable Displacement Compressor |
| 04/21/2011 | US20110088546 Wobble PlateType Variable Displacement Compressor |
| 04/21/2011 | US20110088545 Hydraulic Actuator Unit |
| 04/21/2011 | DE102010027443A1 Pump device i.e. fuel high-pressure pump for internal combustion engine in motor vehicle, has actuator exhibiting actuating parts that cause different strokes of conveying element, and shaft driving one part for causing different strokes |
| 04/21/2011 | DE102009049354A1 Hydromaschine Hydraulic machine |
| 04/20/2011 | EP2312156A2 Compressor for use in a vehicle |
| 04/20/2011 | EP2312155A1 Fluid pump and plunger therefor |
| 04/20/2011 | EP1599673B1 Piston pump |
| 04/20/2011 | EP1552146B1 Fluid delivery device, system and method |
| 04/20/2011 | CN201802572U Energy-doubling liquid pressure pump |
| 04/20/2011 | CN1798904B Longitudinally adjustable reversible axial piston machine |
| 04/20/2011 | CN102027234A Converter for converting mechanical energy into hydraulic energy and robot implementing said converter |
| 04/14/2011 | WO2011043722A1 A hydraulic pump assembly |
| 04/14/2011 | WO2011042098A1 Adjustable axial piston machine having a bearing shell for the pivot cradle |
| 04/14/2011 | WO2010117486A3 High pressure variable displacement piston pump |
| 04/13/2011 | EP2309126A1 Swash plate type hydraulic rotating machine |
| 04/13/2011 | EP2307725A1 Multi-piston pump |
| 04/13/2011 | EP2307719A1 Piston pump |
| 04/13/2011 | CN201794733U Axial plunger pump |
| 04/12/2011 | US7922458 Variable volume, shape memory actuated insulin dispensing pump |
| 04/07/2011 | WO2011039115A1 Pump for a high-pressure cleaning device |
| 04/07/2011 | DE102009049096A1 Pumpe für ein Hochdruckreinigungsgerät Pump for a high-pressure cleaner |
| 04/07/2011 | DE102009049095A1 Pumpe für ein Hochdruckreinigungsgerät Pump for a high-pressure cleaner |
| 04/07/2011 | DE102009048109A1 Hydraulic unit, has stepped hole designed in housing for accommodating motor shaft and bearing in flange-mounted condition of another housing at former housing, where bearing is fixed by bars arranged at carrier plate |
| 04/06/2011 | EP2306012A2 Plunger pump |
| 04/06/2011 | CN201786596U Electro-hydraulic proportional bidirectional-variable axial plunger pump |
| 04/06/2011 | CN201786595U Full water-lubrication superhigh pressure plunger-type water pump |