| Patents for F04B 1 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (10,723) |
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| 02/13/2014 | WO2014024231A1 Cylinder block for hydraulic pump in renewable power generating apparatus |
| 02/13/2014 | DE19957568B4 Anordnung mit einem Schwungrad und einer hydrostatischen Axialkolbenmaschine Arrangement with a flywheel and a hydrostatic axial piston |
| 02/13/2014 | DE10314654B4 Hydrostatisches entlastetes Gleitlager Hydrostatic relieved plain bearings |
| 02/13/2014 | DE102012214385A1 Device for moving a piston of adjustable radial piston engine, has sensor device that is provided to determine amplitude of movement of piston based on the changing amplitude of scanning size |
| 02/12/2014 | CN103573573A Hydrostatic axial piston machine |
| 02/12/2014 | CN103573572A Hydrostatic axial piston machine of swash plate construction |
| 02/12/2014 | CN102414434B High-pressure pump |
| 02/11/2014 | US8647075 Control valve for a variable displacement pump |
| 02/06/2014 | WO2014022228A1 Pump control system and method |
| 02/06/2014 | WO2014019748A1 Low pressure sealing ring for a pump element of a hydraulic unit |
| 02/06/2014 | US20140033914 Piston pump comprising flat guiding |
| 02/06/2014 | DE19706114C9 Vorrichtung zur Pulsationsverminderung an einer hydrostatischen Verdrängereinheit Apparatus for Pulsationsverminderung to a hydrostatic displacement unit |
| 02/06/2014 | DE10232513B4 Pulsationsoptimierte hydrostatische Verdrängermaschine, insbesondere Axial- oder Radialkolbenmaschine Pulsationsoptimierte hydrostatic displacement, particularly axial or radial piston engine |
| 02/06/2014 | DE102012212833A1 Radial piston engine has cylinders that are formed in closed cylindrical ring which is arranged area by area in housing portion of housing, and piston which is tilted with respect to cylinder |
| 02/06/2014 | DE102012015503A1 Hydrostatische Axialkolbenmaschine Hydrostatic axial piston engine |
| 02/06/2014 | DE102012015300A1 Axial piston machine i.e. axial-piston pump, has blank holder for supporting sliding shoe in direction and opposite direction of swivel cradle and allowing relative movement between blank holder and sliding shoe in radial direction |
| 02/05/2014 | EP2692639A1 Radial fluid device with multi-harmonic output |
| 02/05/2014 | EP2692638A1 Radial fluid device with variable phase and amplitude |
| 02/05/2014 | EP2692636A1 Independent blade control system with hydraulic cyclic control |
| 02/05/2014 | CN203420844U Permanent magnet axial plunger type electric liquid pump rotor |
| 02/05/2014 | CN103562550A Roller tappet, in particular of a reciprocating pump |
| 02/05/2014 | CN103562544A Hydrostatic radial piston machine and piston for a hydrostatic radial piston machine |
| 02/05/2014 | CN103562541A Hydraulic transmission device and compact hydraulic starter |
| 02/05/2014 | CN103557153A Electric-hydraulic proportional displacement regulating mechanism of axial plunger hydraulic pump |
| 02/05/2014 | CN103557131A Multi-row-type fracturing pump |
| 01/30/2014 | WO2014016054A1 Hydrostatic axial piston engine |
| 01/30/2014 | US20140030126 Silencer device and motor vehicle comprising such a silencer device |
| 01/30/2014 | DE102012106906A1 Hydrostatic displacement machine has setting valve unit whose axial displacement is controlled with respect to return valve unit for applying piston-pressure chambers with actuator pressure |
| 01/30/2014 | DE102012015018A1 Hydrostatic axial piston machine in swash plate design, has adjusting piston, which is secured against rotation about its longitudinal axis and has cylindrically curved convex contact surface at its swivel plate-sided front side |
| 01/30/2014 | DE102012014998A1 Hydrostatic axial piston engine has damping elements that are connected to mass ring which is quite contrary to spring force of spring element and against damping resistor |
| 01/29/2014 | EP2689132A1 Adjusting device of a hydrostatic module |
| 01/29/2014 | CN103547800A Servo regulator |
| 01/29/2014 | CN103547799A Electronic control valve having an integral non-contact noise mitigation device |
| 01/28/2014 | US8635867 Hydrostatic transmission |
| 01/28/2014 | CA2606869C Fluid powered motor or pump |
| 01/23/2014 | WO2014012999A1 Pushrod arrangement |
| 01/23/2014 | DE102012212579A1 Stößelanordnung Plunger assembly |
| 01/23/2014 | DE102012014538A1 Hydrostatic axial piston machine e.g. axial piston pump, has piston slippers that are seized against lifting of swivel cradle from retreat plate whose scope-side protruding downgraded bar is engaged with bar grooves of piston slippers |
| 01/22/2014 | EP2687724A1 Piston pump |
| 01/22/2014 | CN203404031U Single-cylinder double-acting slurry delivery pump |
| 01/22/2014 | CN103534481A Ring cam and fluid-working machine including ring cam |
| 01/22/2014 | CN103527437A High-pressure and high-speed valve flow distributing axial plunger pump |
| 01/22/2014 | CN103527436A Plunger type addition pump |
| 01/18/2014 | CA2820903A1 A dynamic fluid pump |
| 01/16/2014 | WO2014011899A1 Hydraulic radial piston devices |
| 01/16/2014 | WO2014010529A1 Hydraulic rotary machine |
| 01/16/2014 | WO2014009224A1 High-pressure pump |
| 01/16/2014 | US20140017100 Piston compressor |
| 01/15/2014 | CN103511369A Multi-gear power control variable piston pump |
| 01/15/2014 | CN103511211A Double-barrel piston type water pump |
| 01/15/2014 | CN103510988A Variable radial fluid device with counteracting cams |
| 01/14/2014 | US8627758 Axial piston pump with pistons having metallic sealing rings |
| 01/09/2014 | WO2014006663A1 Power generating apparatus and a method of operating a pump/motor of a power generating apparatus |
| 01/09/2014 | US20140010691 System and Method for Pumping Fluid Using a Pump Cassette |
| 01/08/2014 | EP2681415A1 Fluid energy machine having two opposite cylinder rotors |
| 01/08/2014 | CN203384001U Plunger and inclined disc type slurry pump |
| 01/08/2014 | CN203383999U Radial hydraulic pump with inner curve sleeve |
| 01/08/2014 | CN103502634A Axial piston machine having an inclined-axis construction |
| 01/08/2014 | CN103498741A Y-shaped high pressure fuel feed pump assembly |
| 01/07/2014 | US8622719 Hydraulic pump structure for wind turbine generator or tidal current generator and method of mounting hydraulic pump |
| 01/03/2014 | WO2014002142A1 Hydraulic motor or pump and wind turbine generator |
| 01/03/2014 | WO2014001142A1 Hydrostatic displacement machine |
| 01/03/2014 | WO2014001140A1 Piston fuel pump |
| 01/03/2014 | WO2014001139A1 Piston fuel pump |
| 01/03/2014 | WO2014001126A1 Piston fuel pump |
| 01/03/2014 | WO2014000993A1 Tappet |
| 01/02/2014 | US20140003971 Hydrostatic machine, in particular axial piston machine |
| 01/02/2014 | US20140003970 Axial pistons hydraulic pump able to function in one or the other rotating direction |
| 01/02/2014 | US20140003968 Piston-type transfer pump device, method for transferring particulate solid matter using such a device, application of the method to the feeding of a gasification reactor |
| 01/02/2014 | US20140000451 Reciprocating compressor |
| 01/02/2014 | US20140000449 Adjusting device of a hydrostatic module |
| 01/02/2014 | DE102012211395A1 Metering unit for high pressure pump of high pressure injection system for internal combustion engine of motor vehicle, has valve piston bearing made of plastic, and unit for redirecting magnetic field or flux generated by electromagnet |
| 01/02/2014 | DE102012211113A1 Stößel Tappet |
| 01/02/2014 | DE102012013202A1 Swash plate construction hydrostatic axial piston machine for hydraulic hybrid drive of motor car, has cylinder drum connected with drive shaft in rotation and axial directions, where shaft is supported on side of drum in housing portion |
| 01/02/2014 | DE102012013122A1 Hydrostatic axial piston machine for swash plate design, has retaining unit at drive shaft for limitation of displacement path of cylinder drum in direction away from control disk, where cylinder drum is slidingly attached to control disk |
| 01/01/2014 | EP2679818A1 Hydraulic pump with axial pistons which can operate in both directions of rotation |
| 01/01/2014 | EP2679817A1 Variable radial fluid device with differential piston control |
| 01/01/2014 | EP2678588A1 Axial piston pump with pistons having metallic sealing rings |
| 01/01/2014 | CN203374439U Piston plunger pump |
| 01/01/2014 | CN103492714A Spring washer for a plunger assembly of a high pressure pump and high pressure pump |
| 01/01/2014 | CN103492702A High pressure fuel pump having an axial bearing on the camshaft |
| 12/27/2013 | WO2013189624A1 High-pressure pump for a fuel injection system |
| 12/27/2013 | WO2013189623A1 Plunger |
| 12/26/2013 | US20130343934 Double acting fluid pump |
| 12/26/2013 | US20130343923 Variable radial fluid devices in series |
| 12/26/2013 | US20130343920 Variable displacement swash plate type compressor |
| 12/26/2013 | US20130343915 Variable radial fluid device with counteracting cams |
| 12/26/2013 | US20130343914 Variable radial fluid device with differential piston control |
| 12/26/2013 | US20130340608 Joint mechanism |
| 12/25/2013 | EP2676032A1 High-pressure pump for a fuel injection device |
| 12/25/2013 | CN203362430U Single-eccentric-shaft double-plunger four-cylinder high-pressure pump |
| 12/25/2013 | CN203362429U Variable type axial swash plate plunger pump |
| 12/25/2013 | CN203362428U Single-eccentric-shaft single-plunger double-cylinder high-pressure pump |
| 12/25/2013 | CN103470465A Hydrostatic extruder |
| 12/25/2013 | CN103470464A High-pressure plunger pump |
| 12/24/2013 | DE102012210430A1 Radial piston engine, has piston tiltable against cylinder, displaceable over cam with respect to shaft and axially fixed in axial direction of shaft through supporting device, where shaft is radially provided in housing-fixed cylinder |
| 12/24/2013 | DE102012012141A1 Hydrostatic axial piston machine for use as e.g. hydro pump in hybrid drive for driving vehicle, has feeding back device comprising torsion and/or spiral springs, which are directly or indirectly clamped between swash plate and adjuster |
| 12/19/2013 | US20130336813 Gas compressor |
| 12/19/2013 | DE102012218902A1 Hydrostatic piston machine, particularly hydrostatic axial piston machine, has cylinder drum, in which one or multiple cylinder bores are formed, where layer of friction-reducing material is applied on walls of cylinder bores |
| 12/19/2013 | DE102012210199A1 Plunger assembly for high-pressure fuel pump to support liftable pump piston of pump element, has supporting element forming lateral faces that are spaced apart from peripheral wall of plunger body to form cavities |