| Patents for F01B 3 - Reciprocating-piston machines or engines with cylinder axes coaxial with, or parallel or inclined to, main shaft axis (2,319) |
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| 03/16/2010 | US7677208 Radial rotary engine with energy storage |
| 03/11/2010 | WO2010027542A1 Straight-line piston fluid engine with wobble drive valve actuation |
| 03/11/2010 | WO2010026505A1 Rotary machine with pistons and a turret |
| 03/11/2010 | US20100058923 Straight-line piston fluid engine with wobble drive valve actuation |
| 03/11/2010 | DE102008046168A1 Axialkolbenmaschine und Umkehrosmoseeinrichtung Axial piston and reverse osmosis device |
| 03/11/2010 | DE10194852B4 Hubkolbenmaschine Reciprocating engine |
| 03/11/2010 | CA2734983A1 Rotary machine with pistons and a turret |
| 03/04/2010 | DE102009006880B3 Hydraulic machine e.g. swash plate axial piston machine, has two flexible elements made of plastic or steel and arranged in pressure chambers for receiving pressure fluctuations in servo-adjusting device |
| 02/18/2010 | US20100037763 Adjusting device |
| 02/18/2010 | DE102008037822A1 Sliding and/or bearing surfaces producing method for hydrostatic positive-displacement machine, involves processing component for forming sliding and/or bearing surfaces by electro-chemical material removal method |
| 02/16/2010 | US7661351 Hydrostatic axial piston machine and use of said machine |
| 02/09/2010 | US7658597 Pump body with plunger pistons |
| 02/03/2010 | CN101641497A Linear-rotary motion conversion mechanism |
| 01/26/2010 | US7650829 Tubular piston for a piston engine and method of manufacturing the same |
| 01/20/2010 | EP2145107A1 Retaining segment |
| 01/20/2010 | CN100582437C 液压动力供给系统 Hydraulic power supply system |
| 12/30/2009 | WO2009157787A1 Flexible connecting rod |
| 12/30/2009 | EP2138687A1 Drive system with a rotary energy-transmission element |
| 12/30/2009 | EP2137379A1 Rotary engine |
| 12/22/2009 | US7634902 Method and device for converting heat energy into mechanical energy |
| 12/10/2009 | US20090304530 Device For Coupling a Piston to an Annular Disk |
| 11/26/2009 | WO2009122089A3 Engine with a variable volume chamber |
| 11/26/2009 | WO2009122087A3 Internal combustion engine |
| 11/26/2009 | WO2009062473A3 Axial piston engine and method for operating an axial piston engine |
| 11/26/2009 | US20090288552 Hydrostatic axial piston machine |
| 11/11/2009 | EP1658417B1 Multicylinder barrel-type engine |
| 11/08/2009 | CA2630972A1 Compression ignition rotating cylinder engine |
| 11/05/2009 | WO2009133893A1 Multicylinder steam engine |
| 11/05/2009 | US20090272256 Axial piston device having rotary displacement control |
| 10/29/2009 | DE102009015375A1 Hubkolbenmaschine Reciprocating engine |
| 10/22/2009 | US20090260354 Axle Driving Apparatus |
| 10/15/2009 | DE102009016978A1 Strömungsoptimierte Zylindertrommel für hydrostatische Kolbenmaschinen Flow-optimized cylinder barrel for hydrostatic piston engines |
| 10/08/2009 | WO2009122089A2 Engine with a variable volume chamber |
| 10/08/2009 | WO2009122087A2 Internal combustion engine |
| 10/08/2009 | US20090249826 Integrated compressor/expansion engine |
| 10/06/2009 | US7597042 Axial piston machine |
| 09/29/2009 | US7594802 Large angle sliding valve plate pump/motor |
| 09/22/2009 | US7591215 Variable displacement hydraulic machine having a swash plate |
| 09/09/2009 | EP2097614A2 Linear-rotary motion conversion mechanism |
| 08/27/2009 | WO2009103508A1 Retraction ball for a hydrostatic piston machine |
| 08/20/2009 | DE102008009815A1 Rückzugkugel für eine hydrostatische Kolbenmaschine Retraction ball for a hydrostatic piston engine |
| 08/20/2009 | DE10124033B4 Hubkolbenmaschine mit einer Schiebehülse Reciprocating piston engine with a sliding sleeve |
| 08/20/2009 | DE10124031B4 Hubkolbenmaschine mit einem Mitnehmer Reciprocating piston engine with a driver |
| 08/19/2009 | CN100529389C Hydrostatic axial piston machine and use of said machine |
| 08/13/2009 | US20090199821 Method to convert free-piston linear motion to rotary motion |
| 08/13/2009 | US20090199705 Axial piston machine and control plate for an axial piston machine |
| 08/12/2009 | EP2088283A1 Reciprocating rotary internal combustion engine |
| 08/06/2009 | US20090194071 Sorrels engine |
| 08/06/2009 | DE102008006137A1 Taumelgetriebe und Taumelgetriebesystem Wobble wobble gear and transmission system |
| 08/05/2009 | EP1789663A4 Two-cycle swash plate internal combustion engine |
| 07/23/2009 | DE19909689B4 Kolbenmotor mit kontinuierlicher Verbrennung Piston motor with continuous combustion |
| 07/16/2009 | WO2009089078A1 Reciprocating combustion engine |
| 07/16/2009 | US20090178552 Variable capacity compressor |
| 07/14/2009 | US7559198 Cooling device for the hydraulic fluid of a site machine hydrostatic drive |
| 06/25/2009 | DE102007062008A1 Bearing cage control for axial piston machine, has cylindrical control element arranged movably in recess, and guiding element and through-opening cooperating to lock for slit formed control element |
| 06/24/2009 | EP1910644A4 Cam driven piston compressor |
| 06/18/2009 | DE102008047275A1 Expansion machine for expansion of steam, has two cylindrical modules, steam plant and driving mechanism, which are detachably connected together by connecting bar and coupling |
| 06/18/2009 | DE102007059435A1 Hydrostatische Axialkolbenmaschine Hydrostatic axial piston engine |
| 06/18/2009 | DE102007059433A1 Verdrängermaschine Displacement |
| 06/16/2009 | US7546797 One piece slipper holddown device |
| 06/10/2009 | DE102007058995A1 Axial-piston engine for use in vehicle, has spherical head crankshaft arranged on crankshaft of crank tilted for axis of rotation of motor shaft of double supported crankshaft that comprises axially moving counterweight |
| 06/10/2009 | DE102007058859A1 Axialkolbenmaschine Axial piston |
| 06/10/2009 | DE102007058281A1 Hydrostatic displacement machine i.e. axial piston machine, has piston staying in effective connection with contact body by eccentric drive, where eccentric drive comprises connecting rod that stays in effective connection with piston |
| 06/10/2009 | CN101454538A Improved closed wave shaped groove |
| 06/04/2009 | US20090139396 Wobble Plate Compressor |
| 05/28/2009 | US20090134848 Electronic control for a hydraulically driven generator |
| 05/28/2009 | DE102008036783A1 Hydrostatic axial piston machine has cylinder drum that is arranged around rotational axis in rotating manner and is provided with cylinder bores, where piston is arranged in cylinder bores |
| 05/28/2009 | DE102008036782A1 Hydrostatic axial piston engine i.e. swash plate engine, has cylinder bore body provided with cylinder bores for piston, and connection body provided with connection channels for connecting bores to control surface |
| 05/28/2009 | DE102008036781A1 Hydrostatic axial piston machine has cylinder drum that is arranged around axis of rotation in rotating manner and is provided with piston bores, where piston is longitudinally arranged in piston bores |
| 05/28/2009 | DE102007056736A1 Hydrostatic axial piston machine has piston clearance, piston and cylinder drum arranged to rotate around rotary axis, and roller is arranged within piston clearance and guided laterally during piston stroke |
| 05/27/2009 | CN101440787A Bearing restricting device in swash plate hydraulic pump or motor |
| 05/26/2009 | CA2300111C Variable compression piston assembly |
| 05/21/2009 | US20090126561 Swash plate pivot bearing |
| 05/14/2009 | US20090120279 Bearing restricting device in swash plate hydraulic pump or motor |
| 05/13/2009 | CN101432503A Fluid bearing and method of operation |
| 04/30/2009 | WO2009022916A3 Axial piston machine connection rod assemblies |
| 04/30/2009 | US20090107327 Capacity-variable type swash plate compressor |
| 04/29/2009 | CN101421498A Internal combustion engine with variable compression ratio |
| 04/21/2009 | US7520210 Oil separator for a fluid displacement apparatus |
| 04/16/2009 | WO2009046558A1 Device for lubricating the bearing points of a connecting rod, operating method therefor and plunger pump comprising a device of this type |
| 04/16/2009 | US20090095148 Hydrostatic Axial Piston Machine |
| 04/09/2009 | WO2009022917A3 An axial piston machine with rotation restraint mechanism |
| 04/07/2009 | US7513189 Hydrostatic piston machine with two hydraulic circuits |
| 04/02/2009 | US20090084258 Hydrostatic piston machine comprising a rotatable cam disk |
| 03/12/2009 | US20090064856 Ball supported swashplate for axial piston hydraulic machine |
| 03/11/2009 | EP2032802A2 Plastic shoes for compressors |
| 03/11/2009 | EP2032800A2 Improved closed wave shaped groove |
| 03/11/2009 | CN100468023C Hydraulic power unit and method for monitoring torque in the hydraulic power unit |
| 02/25/2009 | CN101372893A Forced vibration direct-action power generation system same beat mechanical mechanism |
| 02/19/2009 | WO2009022918A1 Advance-retard mechanism for axial piston machine and axial piston machine incorporating such |
| 02/19/2009 | CA2695698A1 An axial piston machine with rotation restraint mechanism |
| 02/18/2009 | EP2024638A1 Axial piston machine having a hydrostatic support of the hold-down |
| 02/17/2009 | US7490540 Reciprocating compressor, in particular CO2 compressor for vehicle air-conditioning units |
| 02/10/2009 | US7487709 Adjustable-length actuating element |
| 02/05/2009 | US20090031892 Hydrostatic piston machine according to the floating cup concept |
| 01/28/2009 | EP2018465A2 Axial piston machine having a guide limb for a cage segment |
| 01/28/2009 | CN101356341A Axial piston machine having a guide limb for a cage segment |
| 01/22/2009 | WO2008105680A3 Axial piston engine |
| 01/15/2009 | US20090013864 Connecting Plate of a Hydrostatic Machine and Method for Producing the Connecting Plate |
| 01/15/2009 | US20090013863 Bent Axis Pump |