| Patents for F03C 1 - Reciprocating-piston liquid engines (2,799) |
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| 04/28/2010 | CN101699060A Hydraulic capacity generator |
| 04/22/2010 | DE19948344B4 Hydrostatischer Drehwerksantrieb Hydrostatic Slewing drive |
| 04/22/2010 | DE102008042956A1 Anordnung zur hydraulischen Exzenterverstellung zum Einstellen eines vorbestimmten Schluckvolumens bei einem hydrostatischen Motor Assembly for hydraulic eccentric adjustment for setting a predetermined displacement capacity at a hydrostatic motor |
| 04/14/2010 | EP2174010A1 Hydrostatic machine having an actuating device comprising a return element for actuating a control valve |
| 04/14/2010 | CN101313148B 斜轴式可变容量型泵/马达 Cline variable displacement pump / motor |
| 04/13/2010 | US7694515 Engine |
| 04/13/2010 | US7694513 Wave power apparatus comprising a plurality of arms arranged to pivot with a mutual phase shift |
| 04/01/2010 | WO2010035102A2 Variant of a free-piston compressed-gas engine comprising pinions, said engine having various decompression stages and return springs |
| 04/01/2010 | DE102008047057A1 Hydraulic motor for generating current, has connecting rod with gear-wheel rail, and gear-wheel fastened to main drive shaft, where motor is formed independent of number of adjoining hydraulic cylinders |
| 04/01/2010 | CA2739543A1 Free-piston compressed-gas engine variant and engine pinion with several decompression stages and return spring |
| 03/24/2010 | CN101680435A Opposed swash plate type piston pump/motor |
| 03/17/2010 | CN100594302C Sintered composite machine part and manufacturing method thereof |
| 03/11/2010 | WO2010025729A1 Axial piston machine and reverse osmosis device |
| 03/03/2010 | EP2159411A1 Piston-type rotator |
| 02/16/2010 | CA2371211C A combination of a chamber and a piston, a pump, a motor, a shock absorber and a transducer incorporating the combination |
| 02/10/2010 | CN201401275Y Hydraulic high-power rotating large-torque driver |
| 02/09/2010 | US7658067 Tunable wave energy converter |
| 02/03/2010 | CN101639032A Fuel-free engine and principle thereof |
| 01/28/2010 | WO2010011909A2 Hydraulic engine with infinity drive |
| 01/28/2010 | US20100018385 Swash Plate Type Piston Pump Motor |
| 01/27/2010 | CN201391413Y Power generating device based on gas-liquid pressure conversion |
| 01/26/2010 | US7650749 Tidal power station device |
| 01/21/2010 | WO2010007710A1 Swash plate type hydraulic rotating machine |
| 01/19/2010 | US7648773 Thermal spray membrane contact material, contact member and contact part, and apparatuses to which they are applied |
| 12/30/2009 | CN201373098Y Anti-tipping hydraulic-balance tile section structure for connection rod |
| 12/30/2009 | CN201373097Y Line-contact spherical hinge kinematic pair |
| 12/29/2009 | US7637202 Hydraulic motor/pump |
| 12/29/2009 | US7637104 Buoyancy engine apparatus |
| 12/22/2009 | CA2405236C Hydraulic percussion/pressing device |
| 12/16/2009 | CN101603528A Combination of a chamber and a piston, and a pump, engine, oscillation absorber and a converter containing such combination |
| 12/10/2009 | WO2009146497A1 Reciprocating piston engine powered by pressure differentials |
| 12/10/2009 | US20090304529 Attachment structure of swash plate support and hydraulic apparatus |
| 12/10/2009 | US20090301291 Hydraulic Motor Having Radial Cylinders Capable of High Speed Rotation |
| 12/09/2009 | CN101598125A A combination of a chamber and a piston, a pump, a motor, a shock absorber and a transducer incorporating the combination |
| 12/09/2009 | CN101598103A Generating set |
| 12/08/2009 | CA2377413C A device comprising a combination of a chamber and a piston |
| 12/02/2009 | CN100564564C Spray surface film sliding material, sliding part and sliding member and apparatus employing them |
| 11/26/2009 | US20090290996 Bent Axis Type Variable Displacement Pump/Motor |
| 11/26/2009 | US20090288551 Compact hydraulic mechanism with radial pistons |
| 11/25/2009 | CN100562662C Installation structure for swash plate support stand and liquid pressure device |
| 11/19/2009 | US20090284014 Wave transduce having variable energy piston assembly |
| 11/18/2009 | CN100560993C A device for controlling hydraulic power units |
| 11/18/2009 | CN100560992C A device for controlling a hydraulically driven motor |
| 11/11/2009 | CN100559025C Hydraulic pressure generating system |
| 10/28/2009 | CN100554676C Variable displacement oil pressure motor and creeper truck drive speed reducer using same |
| 10/21/2009 | CN101563539A Lever operated pivoting float with generator |
| 10/20/2009 | US7603941 Hydraulic pump or motor |
| 10/15/2009 | WO2009124461A1 Hydraulic power engine and generator group apparatus |
| 10/15/2009 | WO2009095580A3 Hydraulic engine device for assistance in the mechanical transmission of a vehicle |
| 09/30/2009 | EP1869325B1 Fluid-working machines |
| 09/23/2009 | CN101539093A Hydraulic pressure generator set device |
| 09/11/2009 | WO2009110043A1 Electric motor integrated hydraulic motor |
| 09/11/2009 | WO2007091905A3 Compressor |
| 09/09/2009 | EP2098702A1 Top rotating engine |
| 09/02/2009 | CN101520021A Self-powered hydraulic mechanism |
| 09/01/2009 | US7581901 Wave energy converter |
| 08/26/2009 | EP2093425A1 Swash plate type piston pump motor |
| 08/26/2009 | CN201297232Y Radial plunger motor for emulsion liquid |
| 08/26/2009 | CN101514670A Hydraulic pump type engine and method for manufacturing same |
| 08/26/2009 | CA2637715A1 Fluid pressure powered apparatus |
| 08/20/2009 | DE10035196B4 Lagervorrichtung zum Stützen eines Rades mit Bremsmitteln Support device for supporting a wheel with brake means |
| 08/19/2009 | CN100529391C Piston pump with at least one piston element |
| 08/19/2009 | CN100529389C Hydrostatic axial piston machine and use of said machine |
| 08/12/2009 | EP1497051A4 Hydraulic compression tool and hydraulic compression tool motor |
| 08/12/2009 | CN201288632Y Plunger for plunger type hydraulic motor |
| 08/06/2009 | WO2009096118A1 Hydraulic pump motor and fan driver |
| 08/06/2009 | WO2009096117A1 Hydraulic pump motor |
| 08/06/2009 | WO2009096100A1 Brake device |
| 08/06/2009 | WO2009095580A2 Hydraulic engine device for assistance in the mechanical transmission of a vehicle |
| 08/06/2009 | DE102008046573B3 Molding tool arrangement for manufacturing rotor blades of wind turbine, has carrier aligned by joint for erecting carrier and arranged at distance to molding part for passing molding part into position pointing downward with opening |
| 08/05/2009 | CN101498299A Combination of a chamber and a piston, a pump, a motor, a shock absorber and a transducer incorporating the combination |
| 07/30/2009 | DE19882790B4 Radialkolben-Hydraulikmotor Radial piston hydraulic motor |
| 07/29/2009 | CN100520065C Chamber and piston combination and pump, shock absorber and transducer incorporating the combination |
| 07/22/2009 | CN100516510C Linkage rod type hydraulic motor |
| 07/21/2009 | US7562526 Wave power generating device |
| 07/15/2009 | EP1297259A4 Hydraulic pump and motor |
| 07/15/2009 | CN101482088A Flow distributor of axial plunger variable hydraulic motor |
| 07/09/2009 | WO2009083153A1 Pivoting-base mounting for axial piston machines |
| 07/08/2009 | CN101479469A Compact hydraulic mechanism with radial pistons |
| 07/02/2009 | DE19642022B4 Axialkolbenmaschine in Schrägscheibenbauweise, insbesondere Radmotor Axial piston swashplate design, in particular wheel motor |
| 07/02/2009 | DE112007002018T5 Hydraulische Rotationsmaschine Hydraulic rotary machine |
| 07/01/2009 | EP1812709A4 Fluid motion energy converter |
| 06/25/2009 | DE112007001729T5 Verfahren zum Betreiben einer Fluidarbeitsmaschine und eine Fluidarbeitsmaschine A method of operating a fluid working machine, and a fluid-working machine |
| 06/25/2009 | DE102007061810A1 Hydrostatic displacement engine e.g. axial piston engine, has cam provided with cam height variable with radius to rotational axis of engine, and piston radially movable relative to cam for adjusting displacement volume |
| 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 | CN100497938C Hydraulic machine with radial cylinders and piston for the hydraulic machine |
| 06/03/2009 | CN100494676C Oilless reciprocating fluid machine |
| 05/27/2009 | CN201246270Y Hydraulic motor |
| 05/13/2009 | CN101432520A Hydraulic motor with star shaped cylinder and continuously variable displacement |
| 05/06/2009 | CN100485185C Oil distribution axle linkage rod type hydraulic motor |
| 05/06/2009 | CN100485184C Minitype automatic apparatus for recycling waste water without energy consumption |
| 05/05/2009 | US7526994 High precision hydraulic synchronous and proportional flow dividing and flow collecting apparatus |
| 05/05/2009 | CA2263727C Thermal hydraulic engine |
| 04/29/2009 | CN201228608Y Plunger piston hydraulic motor of mechanical-hydraulic leading switch torque-variable rotating cylinder |
| 04/29/2009 | CN201228607Y Hydraulic power machine |
| 04/29/2009 | CN101421511A Hydraulic motor with axial pistons |
| 04/29/2009 | CN101421510A A radial cylinder hydraulic |
| 04/29/2009 | CN100482939C Hydraulic motor/pump |
| 04/23/2009 | WO2007101153A3 High pressure pump of variable displacement |
| 04/23/2009 | DE102007049751A1 Energy generation system, has four double-walled hollow cylinders positioned on flat surface, where floatage of single-walled hollow cylinder is guaranteed and secured, and forces are not transferred to crankshaft before start-up of system |