| Patents for F03C 1 - Reciprocating-piston liquid engines (2,799) |
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| 09/04/2001 | US6283721 Production of hydrostatic axial piston machines by means of stepper motors |
| 08/23/2001 | WO2001061186A1 Hydraulic control circuit for a hydraulic engine with at least two speeds |
| 08/23/2001 | WO2001061150A1 Hydraulically retractable hydraulic motor |
| 08/23/2001 | US20010015300 Hub drive |
| 08/23/2001 | DE10041435A1 Hydraulische Steuerschaltung für einen Hydromotor mit mindestens zwei Geschwindigkeiten A hydraulic control circuit for a hydraulic motor having at least two speeds, |
| 08/16/2001 | DE10006460A1 Wheel hub drive has central bearing pivot of hub mounted radially inside bearing section connected to hub support and with brake outside of bearing assembly |
| 07/17/2001 | US6260653 Hydrostatic motor unit |
| 07/04/2001 | EP0880666B1 Rotary, regenerative heat exchanger having hydraulic motor motion |
| 06/26/2001 | US6250900 Positive displacement hydraulic unit with near-zero side clearance |
| 06/21/2001 | US20010003948 Radial piston hydraulic engine |
| 06/20/2001 | CN1300344A Hydraulic motor with brake device |
| 06/19/2001 | US6248037 Hydrostatic motor unit |
| 06/13/2001 | EP1106833A1 Volume control valve of variable displacement hydraulic rotating machine |
| 06/13/2001 | DE19949177A1 Antriebssystem mit einer hydraulischen Kolbenmaschine Drive system with a hydraulic piston machine |
| 06/13/2001 | DE10060947A1 Radialkolbenhydraulikmotor Radial piston hydraulic motor |
| 06/06/2001 | CN1298473A Axial piston variable displacement machine |
| 05/25/2001 | WO2001036818A1 Hydraulic radial piston motor |
| 05/23/2001 | EP1101953A2 Fluid pressure motor based on electrorheological fluids |
| 05/23/2001 | DE19955965A1 Hydraulischer Radialkolbenmotor Hydraulic radial piston engine |
| 05/23/2001 | DE19955959A1 Druckmittelmotor auf Basis elektrorheologischer Flüssigkeiten Hydraulic motor based on electrorheological fluids |
| 05/23/2001 | CN1296133A Positive-displacement type hydraulic component with almost zero side gap |
| 05/17/2001 | DE10047368A1 Positive displacement hydraulic unit, e.g. hydraulic pumps or motors, comprises housing, gerotors, and non-metallic abradable coating material layer |
| 05/16/2001 | EP1099055A1 Radial piston engine with roller guides |
| 05/02/2001 | EP1096143A1 Hydraulic motor with brake device |
| 04/18/2001 | EP1092869A2 Drive system with a hydraulic piston machine |
| 04/18/2001 | EP1092868A2 Electro-hydraulic servomotor |
| 04/12/2001 | DE19948344A1 Hydrostatic rotary mechanism drive is particularly suitable for excavator and has rotatably located rotary mechanism pinion drivable by axial piston drive mechanism in inclined disk format |
| 04/12/2001 | DE10022490A1 Hydrostatic wheel drive for vehicle has integrated axial piston motor made as individual power unit with specifically arranged inclined disc and brake |
| 03/27/2001 | US6206650 Variable axial piston displacement machine with maximized swivel angle |
| 03/22/2001 | DE19944987A1 Hydraulische Antriebsvorrichtung Hydraulic drive device |
| 03/21/2001 | EP1085205A2 Hydraulic drive |
| 03/21/2001 | CN1288113A Bent shaft type hydraulic pump and single piece vibration seat type stroke adjusting device for variable motor |
| 03/13/2001 | US6199377 Compact hydraulic motor |
| 03/08/2001 | DE10035196A1 Lagervorrichtung zum Stützen eines Rades mit Bremsmitteln Support device for supporting a wheel with brake means |
| 02/28/2001 | CN1062648C Sigle-shaft double-cam assembly capable of substituting crankshaft connecting rod |
| 02/14/2001 | EP1075599A1 Axial piston variable displacement machine |
| 02/13/2001 | US6186046 Hydraulic motor |
| 02/07/2001 | EP0920572A4 Thermal hydraulic engine |
| 01/31/2001 | EP1072814A1 Device for braking a rotor with respect to a stator |
| 01/31/2001 | EP1072791A2 Hydraulic radial piston engine with unique decoupling selector |
| 01/31/2001 | EP1071884A1 A hydraulic rotating axial piston engine |
| 01/30/2001 | US6178869 Piston machine |
| 01/24/2001 | EP1070203A1 Controlled porting for a pressure transformer |
| 01/17/2001 | EP1068450A1 Adjustable face plate for hydraulic pump or motor |
| 01/17/2001 | EP1068091A1 Hydrostatic mechanical drive |
| 01/17/2001 | EP0733164B1 Hydraulic piston engine |
| 01/16/2001 | US6174139 Axial piston machine with damping element for the inclined or wobble plate |
| 01/10/2001 | EP1067305A2 Brake for a hydraulic motor |
| 01/09/2001 | US6170384 Fluid power rotary drive device |
| 12/27/2000 | EP1062426A2 Radial piston engine with guide rollers |
| 12/21/2000 | WO2000077403A1 Volume control valve of variable displacement hydraulic rotating machine |
| 12/21/2000 | DE10020453A1 Axial piston pump for hydraulic circuit in vehicle coupled to construction machinery, has several pairs of independent supply and discharge oil routes in single cylinder block for bidirectional supply and discharge |
| 12/06/2000 | EP1058002A2 Volumetric displacement selector for hydraulic motor with smooth selection |
| 12/05/2000 | CA2025171C Deposition process for a protective amorph inorganic coating on a polymeris organic substrate |
| 11/30/2000 | WO2000071852A1 Piston machine |
| 11/29/2000 | EP1055068A1 A hydraulic rotating axial piston engine |
| 11/29/2000 | EP1055067A1 A hydraulic rotating axial piston engine |
| 11/23/2000 | WO2000070227A1 A combination of a chamber and a piston, a pump, a motor, a shock absorber and a transducer incorporating the combination |
| 11/16/2000 | WO2000068568A1 Hydraulic motor with brake device |
| 11/02/2000 | WO2000065235A1 A device comprising a combination of a chamber and a piston |
| 10/12/2000 | WO2000060216A1 Reciprocating fluid machines |
| 09/27/2000 | EP1038106A1 A hydraulic rotating axial piston engine |
| 09/27/2000 | EP1038102A1 Radial piston motor with friction brake |
| 09/21/2000 | WO2000055528A1 Control system for a hydraulic transformer having variable pressure input |
| 09/19/2000 | US6119580 Swash plate type hydraulic rotating machine and method of manufacturing casing for same |
| 09/14/2000 | DE19910047A1 Hydrostatic hub drive for axial piston engine has cylinder drum connected to gearbox by centrally mounted torsion rod projecting into drum at one end and into gearbox at other |
| 08/29/2000 | US6109884 Rotational hydraulic transformer |
| 08/23/2000 | EP1030057A1 Hydraulic pump or motor |
| 08/17/2000 | WO2000047895A1 Reciprocating differential hydraulic machine, especially a differential hydraulic machine |
| 08/08/2000 | US6099273 Hydraulic motor with function selector |
| 08/08/2000 | US6099262 Axial piston machine |
| 08/03/2000 | DE19903563A1 Hydrostatic motor unit for working machines such as mobile excavators, for example, has co-axially disposed centrally ported constant displacement radial piston motor and variable displacement axial piston swashplate motor |
| 08/02/2000 | CN2390021Y Wave transmission hydraulics engine |
| 08/02/2000 | CN1261945A Hydraulic engine with compact brake |
| 08/01/2000 | US6095766 Fuel transfer pump |
| 08/01/2000 | US6095500 Winch device |
| 07/25/2000 | US6092455 Hydraulic pressure transformer |
| 06/22/2000 | WO2000035699A1 Hydromechanical rotational drive |
| 06/15/2000 | DE19857128A1 Hydromechanischer Drehantrieb Hydro Mechanical rotary drive |
| 05/31/2000 | EP1004834A2 Air conditioning systems |
| 05/23/2000 | US6065945 Hydraulic engine |
| 05/18/2000 | WO2000028211A1 Hydraulic pressure tranformer |
| 04/27/2000 | DE19849334A1 Hydrostatic motor unit with coupled drive rotors has rotors coaxially rotation-symmetrically joined in one-piece rotor block for multi-stroke radial piston motors. |
| 04/26/2000 | EP0995034A1 Device for braking the relative rotation of two elements |
| 04/26/2000 | EP0995033A1 Hydraulic engine with compact brake |
| 04/18/2000 | US6050173 Cam motor apparatus |
| 04/12/2000 | CN2373591Y Oil pressure device for direct pressure type ejection forming machine |
| 03/23/2000 | DE19842029A1 Adjustable hydrostatic axial piston machine with cylinder block and swash plate has control piston adjusted axially with stepping motor and control sleeve coupled mechanically to adjusting mechanism for angle of tilt |
| 03/16/2000 | DE19851324C1 Radial piston hydraulic motor has roller guide rings with deformable section to form lock into cylinder block |
| 03/15/2000 | EP0774073B1 Hydraulic axial piston machine with an inclined plate |
| 03/15/2000 | EP0733167B1 Hydraulic axial piston motor |
| 03/14/2000 | US6036611 Drive mechanism for driving displacement members disposed in tandem |
| 03/14/2000 | US6035926 Rotary, regenerative heat exchanger having hydraulic motor motion |
| 02/23/2000 | EP0695230B1 Hydrostatic-mechanical gear for driving a mixing drum |
| 02/10/2000 | WO2000006869A1 Fluid motor |
| 02/10/2000 | DE19854415A1 Axial piston drive to be attached to wheel has bearings positioned radial between cylinder drum and bearing bush in order to reduce overall size |
| 02/03/2000 | WO2000005502A1 Radial piston engine with roller guides |
| 01/27/2000 | DE19832696A1 Radial piston machine with roller guides, with one of two roller guides for one roller fixed directly, without auxiliary parts, to the cylinder block so that it cannot rotate |
| 01/26/2000 | EP0974752A2 Feedback control circuit for a variable speed hydromotor |
| 01/05/2000 | EP0969205A1 Compact hydraulic motor |