| Patents for F04B 1 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (10,723) |
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| 10/16/2013 | EP2650538A1 Skew plate-type hydraulic rotary machine |
| 10/16/2013 | EP2649313A1 Pump, in particular high-pressure fuel pump |
| 10/16/2013 | CN103352822A Plunger tilting tray type slush pump |
| 10/10/2013 | DE102012205747A1 Pumpenelement Pump element |
| 10/09/2013 | CN203230546U High-lift water pump |
| 10/09/2013 | CN103348122A 高压泵 High-pressure pump |
| 10/03/2013 | WO2013146802A1 Hydraulic pump |
| 10/03/2013 | WO2013146576A1 Fluid pressure drive unit |
| 10/03/2013 | WO2013146575A1 Fluid pressure drive unit |
| 10/03/2013 | WO2013146393A1 Sliding members and piston pump motor |
| 10/03/2013 | WO2013145889A1 Composite plain bearing, cradle guide, and sliding nut |
| 10/03/2013 | WO2013145819A1 Servo regulator |
| 10/03/2013 | WO2013143953A1 Hydraulic transformer |
| 10/03/2013 | WO2013143952A1 Hydrostatic axial piston machine |
| 10/03/2013 | WO2013143924A1 Hydrostatic axial piston machine |
| 10/03/2013 | WO2013143906A1 Hydrostatic axial piston machine having individual cylinder sleeves |
| 10/03/2013 | US20130255245 Hydraulic oil cylinder, hydraulic cushion system, excavator and concrete pump truck |
| 10/02/2013 | EP2643584A1 Variable displacement hydraulic machine, in particular for a motor vehicle |
| 10/02/2013 | DE102012006292A1 Hydrostatische Axialkolbenmaschine Hydrostatic axial piston engine |
| 10/02/2013 | DE102012006290A1 Hydrotransformator Hydro transformer |
| 10/02/2013 | DE102012006289A1 Hydrostatische Axialkolbenmaschine Hydrostatic axial piston engine |
| 10/02/2013 | DE102012006288A1 Hydrostatische Axialkolbenmaschine mit einzelnen Zylinderhülsen Hydrostatic axial piston machine with single cylinder sleeves |
| 10/02/2013 | DE102012006286A1 Hydrostatische Axialkolbenmaschine Hydrostatic axial piston engine |
| 10/02/2013 | CN103339376A High-pressure pump and drive for a high-pressure pump |
| 10/01/2013 | US8545195 Hydrogen generator with pump |
| 10/01/2013 | US8545192 Diesel pump with cylinder and outlet joint arrangement |
| 09/26/2013 | WO2013140879A1 Device for raising/reducing fluid pressure and work machine |
| 09/26/2013 | WO2013140064A1 Internally drained hydraulic motor |
| 09/26/2013 | WO2013139498A1 High-pressure pump |
| 09/26/2013 | WO2013113693A3 Pump head for a fuel pump |
| 09/25/2013 | EP2642123A1 Cooling structure for cylinder block and swash plate-type hydraulic device equipped with same |
| 09/25/2013 | EP2640973A1 Method and control device for the rotational-speed-variable control of an expeller pump unit and expeller pump arrangement |
| 09/25/2013 | CN203214260U Pump device for hydraulic giant |
| 09/25/2013 | CN103328824A Hydrostatic machine, in particular axial piston machine |
| 09/25/2013 | CN103328822A Method and control device for the rotational-speed-variable control of an expeller pump unit and expeller pump arrangement |
| 09/25/2013 | CN103328821A Fuel delivery device for an internal combustion engine |
| 09/25/2013 | CN103321866A Ultrahigh pressure three-plunger water pump |
| 09/19/2013 | WO2013135991A1 Hydraulic variable displacement machine, in particular for a motor vehicle |
| 09/19/2013 | US20130239796 Hydrostatic axial piston machine |
| 09/18/2013 | EP2639444A1 Fuel pump assembly |
| 09/18/2013 | EP2638248A2 Radial cylinder hydraulic machine with improved oscillating radial cylinder |
| 09/18/2013 | EP2541060B1 Timing mechanism for a swashplate bearing |
| 09/18/2013 | CN203201737U Manual variable twin plunger pump |
| 09/18/2013 | CN103314213A Spring element and corresponding piston pump for delivering fluids |
| 09/18/2013 | CN103306930A Slantwise axial type hydraulic rotary machine and method for manufacturing same |
| 09/18/2013 | CN103306929A Hydraulic rotating machine and manufacturing method thereof |
| 09/18/2013 | CN101832245B Double-plunger pulse-free flow combining method and direct-drive plunger pump |
| 09/12/2013 | WO2013131736A1 Hydraulic radial piston engine |
| 09/12/2013 | WO2013131662A1 Piston pump |
| 09/12/2013 | DE102013203703A1 Hydrostatic positive-displacement engine e.g. digitally adjustable radial piston engine, for hybrid vehicle, has closing body whose contact surfaces are formed such that sticking effect between seat and stop surfaces is minimized |
| 09/12/2013 | DE102013203701A1 Hydrostatische Verdrängermaschine Hydrostatic displacement |
| 09/12/2013 | DE102013203700A1 Hydrostatic positive-displacement engine e.g. digital adjustable radial piston engine, for road vehicle, has valve slider controlling pressure connection between flow paths, where slider symmetrically flows at opposed sides over channels |
| 09/11/2013 | EP2635811A1 Fuel conveyor for a combustion engine |
| 09/11/2013 | EP2635797A1 Pump, in particular high-pressure fuel pump |
| 09/11/2013 | CN103299073A Multi-pump unit, tandem pump unit, and work vehicle |
| 09/11/2013 | CN103299072A High-pressure pump |
| 09/11/2013 | CN103299065A High-pressure pump |
| 09/11/2013 | CN103291575A Electric proportional variable axial plunger pump |
| 09/11/2013 | CN103291574A Swashplate pivot bearing |
| 09/11/2013 | CN102200124B Liquid distribution valve and liquid chromatographic pump equipped with same |
| 09/11/2013 | CN102099578B Swash plate type hydraulic rotating machine |
| 09/05/2013 | DE102012214372A1 Hydraulic axial piston machine, particularly bent axis machine for use as axial piston pump, has adjusting unit with setting piston, and lever mechanism for transferring displacement path between proportional magnet and feedback spring |
| 09/04/2013 | EP2634426A1 Two-stage pump |
| 09/04/2013 | EP2634425A2 Hydraulic pump |
| 09/04/2013 | EP2633207A1 Axial piston machines |
| 09/04/2013 | EP2633193A1 Pump, in particular high-pressure fuel pump |
| 09/04/2013 | EP2444146B1 Method and apparatus for mixing liquids |
| 09/04/2013 | CN203176171U Thrust bearing for hydraulic continuously variable transmission |
| 09/04/2013 | CN203175832U Swing supporting device of axial variable plunger pump and plunger pump |
| 09/04/2013 | CN203175780U Double-pump type axial variable displacement piston pump |
| 09/04/2013 | CN203175779U Ultrahigh pressure axial plunger-type fuel pump |
| 09/04/2013 | CN203175778U Novel conveyor set |
| 09/04/2013 | CN103282654A Pump having a throttle |
| 09/04/2013 | CN103282653A Piston pump having a holder |
| 09/04/2013 | CN103277277A Single-eccentric-shaft double-plunger four-cylinder high pressure pump |
| 09/04/2013 | CN103277276A Ultrahigh pressure multistage radial plunger pump |
| 09/04/2013 | CN103277275A Electrically-controlled multifunctional combined proportional variable axial plunger pump |
| 09/03/2013 | US8523536 Axial piston pump, and power transmission device with axial piston pump |
| 09/03/2013 | US8522432 Method of manufacturing a piston for a hydraulic motor having radial pistons |
| 08/29/2013 | WO2013124097A1 High - pressure pump for supplying fuel to an internal combustion engine |
| 08/29/2013 | US20130224044 Hydraulic pump |
| 08/28/2013 | CN203161466U Novel ultrahigh-pressure radial plunger pump |
| 08/28/2013 | CN103270341A Axial piston machines |
| 08/28/2013 | CN103270299A Piston pump having a cylinder barrel |
| 08/28/2013 | CN103269924A Method for controlling a wheel brake pressure in a hydraulic vehicle braking system |
| 08/28/2013 | CN103267003A Manual variable double-piston pump |
| 08/27/2013 | US8517695 Variable displacement swash plate type compressor |
| 08/22/2013 | DE102012202568A1 Rollenstößel Roller plunger |
| 08/22/2013 | DE102012202566A1 Rollenstößel Roller plunger |
| 08/21/2013 | EP2628942A1 Pump and common rail fuel injection system |
| 08/21/2013 | EP2627904A1 High-pressure pump and drive for a high-pressure pump |
| 08/21/2013 | EP2627903A1 High-pressure pump for a fuel injection device |
| 08/21/2013 | EP2627897A1 Hydraulic device including a face plate |
| 08/21/2013 | CN203146261U Variable-load multi-connection ultra-low-speed wind energy absorption plunger pump with inner curve |
| 08/21/2013 | CN203146256U Multi-row ultra-low-speed internal curve type low-density energy compression plunger pump |
| 08/21/2013 | CN103261685A High-pressure pump |
| 08/21/2013 | CN103261684A High-pressure pump |
| 08/21/2013 | CN103261683A Pump unit for feeding fuel, preferably diesel fuel, from a storage tank to an internal combustion engine |
| 08/21/2013 | CN103260857A Hydraulic device, in particular low-ressure accumulator with a closure element |
| 08/21/2013 | CN103256198A Plunger pump and water purification device with same |