| Patents for F03C 1 - Reciprocating-piston liquid engines (2,799) |
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| 05/30/2012 | CN202250588U Double-wheel accelerated power generator set |
| 05/30/2012 | CN202250587U Runner accelerating generator set |
| 05/30/2012 | CN202250586U Plunger connecting rod rotating equipment suitable for driving high torque low-rotating speed loads |
| 05/30/2012 | CN202250585U Piston shoe for hydraulic motor |
| 05/30/2012 | CN102483031A 环形凸轮以及包括环形凸轮的流体工作机器 An annular cam ring and a fluid working machine comprising a cam |
| 05/30/2012 | CN102477935A Method and device for transforming water energy into kinetic energy |
| 05/24/2012 | WO2012066593A1 Cooling structure for cylinder block and swash plate-type hydraulic device equipped with same |
| 05/23/2012 | CN102465824A 毛细动力系统和动力获取方法、淡化水方法、冷却方法 Capillary power systems and power acquisition method, the method of desalinated water cooling method |
| 05/22/2012 | US8181456 Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange |
| 05/16/2012 | CN102454535A Liquid piston single-heat-source engine |
| 05/09/2012 | CN202215424U Integrated oblique axis type hydraulic motor |
| 05/09/2012 | CN202215423U Seal cover of hydraulic motor |
| 05/09/2012 | CN102444473A Liquid piston internal combustion engine |
| 05/09/2012 | CN101482088B Flow distributor of axial plunger variable hydraulic motor |
| 05/08/2012 | US8171928 Reciprocating solar engine |
| 05/03/2012 | WO2012058527A2 Fluid device with pressurized roll pockets |
| 05/03/2012 | CA2816086A1 Fluid device with pressurized roll pockets |
| 05/02/2012 | CN202209249U Hydraulic motor |
| 05/02/2012 | CN102434381A Hydraulic motor |
| 05/02/2012 | CN102434380A Open-type heavy hydraulic motor |
| 05/02/2012 | CN102434379A Liquid piston hydraulic-pneumatic engine |
| 05/02/2012 | CN102434378A Integral hydraulic motor for hydraulic air conditioner |
| 05/01/2012 | US8166760 System and method for storing energy |
| 04/26/2012 | WO2012010261A3 Piston unit for a radial piston machine |
| 04/26/2012 | WO2012010137A3 Hydraulic dual axial piston machine |
| 04/25/2012 | CN202203037U 一种活塞缸偏置式径向柱塞马达 One kind of bias piston-cylinder radial piston motors |
| 04/25/2012 | CN202203036U 液态高压空气动力发动机 Liquid pressure air power engine |
| 04/25/2012 | CN202203035U 一种可补偿端面配流液压马达 One kind of flow can be offset face with hydraulic motor |
| 04/19/2012 | WO2012050446A1 Hydraulic device including a face plate |
| 04/19/2012 | WO2012048783A1 Hydraulic axial piston engine |
| 04/18/2012 | EP2440778A1 Ring cam and fluid-working machine including ring cam |
| 04/18/2012 | EP2440777A1 Ring cam and fluid-working machine including ring cam |
| 04/18/2012 | EP2440776A1 Fluid-working machine with multi-lobe ring cam |
| 04/18/2012 | CN202194771U 一种内曲线径向柱塞式液压马达 An internal curve radial piston hydraulic motor |
| 04/12/2012 | WO2012003922A3 Hydrostatic machine, especially axial piston machine |
| 04/12/2012 | DE102010047964A1 Hydraulic pulse motor for power generation application, moves liquid in pipeline by displacing piston, and generates lifting force to move liquid again based on mass and velocity of liquid, over float element arranged in pipeline |
| 04/12/2012 | DE102010047695A1 Environment-friendly drive assembly, has piston performing power transmission of assembly, and drive for power generator for power generation attached at piston, where assembly is provided in standstill by interruption of water intake |
| 04/04/2012 | EP2436919A1 Hydraulic distribution device by means of a two-way, variable-delivery pump |
| 04/04/2012 | EP2436918A1 Hydraulic radial piston motor |
| 04/04/2012 | EP2435693A1 Ring cam and fluid-working machine including ring cam |
| 04/04/2012 | CN101680435B opposed inclined plate piston pump and assembling body of piston hydraulic motor |
| 03/29/2012 | WO2012038198A1 High-pressure pump and method for manufacturing a pump casing |
| 03/28/2012 | EP2434140A1 A hydraulic piston machine |
| 03/28/2012 | CN202176451U 一种内曲线液压马达用静压平衡柱塞 Hydraulic motor with an internal hydrostatic equilibrium curve plunger |
| 03/28/2012 | CN202176450U 一种塑性结构压缩流体的能量转换装置 A plastic structure of the compressed fluid energy conversion device |
| 03/22/2012 | WO2012035270A1 Hydraulic device |
| 03/22/2012 | WO2012018758A3 Method of operating a pump/motor |
| 03/22/2012 | WO2012016240A3 Variable displacement hydraulic pump/motor with hydrostatic valve plate |
| 03/21/2012 | CN102388217A Hydraulic motor-driving device |
| 03/21/2012 | CN102384023A Hydraulic power-increasing generator |
| 03/13/2012 | US8132406 Tide activated device to operate a turbine generator |
| 03/08/2012 | WO2012029229A1 Cam motor and cam motor deceleration device |
| 03/08/2012 | WO2011162128A9 Bent axis type hydraulic rotating machine |
| 03/08/2012 | WO2011095280A3 Axial piston engine and control plate |
| 03/07/2012 | EP2425139A1 A fluid operated actuator including a bleed port |
| 03/07/2012 | CN101713298B Hydraulic motor provided with friction pair with nanometer graphite layer and method for processing nanometer graphite layer |
| 03/06/2012 | US8127660 Combination of a chamber and a piston, a pump, a motor, a shock absorber and transducer incorporating the combination |
| 03/01/2012 | WO2012026348A1 Hydraulic pump or motor |
| 02/29/2012 | CN101495750B High pressure pump of variable displacement |
| 02/23/2012 | WO2012023231A1 Electro-hydraulic drive system for a work machine |
| 02/23/2012 | WO2012023155A1 Integrated electro-hydraulic device |
| 02/23/2012 | WO2012022954A1 Ring cam and fluid-working machine including ring cam |
| 02/23/2012 | WO2012022953A1 Ring cam and fluid-working machine including ring cam |
| 02/23/2012 | WO2012022952A1 Ring cam and fluid-working machine including ring cam |
| 02/23/2012 | WO2012022924A1 Fluid-working machine with multi-lobe ring cam |
| 02/23/2012 | WO2012022444A1 Device having valve-controlled piston engines |
| 02/22/2012 | CN102359432A Piston-type water turbine |
| 02/22/2012 | CN101749354B 汽车发电减振器 Automotive power absorber |
| 02/15/2012 | EP2418381A1 Adjustable hydraulic axial piston engine, in particular for wind power plants with hydrostatic main drive and method for control |
| 02/14/2012 | US8113193 Reciprocating solar engine with attached solar windows |
| 02/14/2012 | US8112992 Jay gravi-buoyant balls |
| 02/09/2012 | WO2012017831A1 Motor-manipulated type hydraulic actuator unit and hydraulic four-wheel drive work vehicle |
| 02/09/2012 | WO2012017820A1 Fluid rotary machine |
| 02/09/2012 | US20120031263 Hydraulic motor with radial pistons and control by cylinder |
| 02/08/2012 | CN102345554A Star-like cylinder hydraulic hydraulic motor |
| 02/07/2012 | US8109086 External combustion engine |
| 02/02/2012 | WO2012016240A2 Variable displacement hydraulic pump/motor with hydrostatic valve plate |
| 02/02/2012 | WO2012014128A1 Axial piston machine |
| 02/02/2012 | WO2012014090A1 A rotary hydraulic machine with radial pistons |
| 02/02/2012 | US20120029430 High surface area polymer actuator with gas mitigating components |
| 02/02/2012 | US20120024145 Hydraulic motor driving device |
| 02/01/2012 | CN102341594A Hydraulic motor with radial pistons and control by cylinder |
| 02/01/2012 | CN102341593A Hydraulic transmission circuit |
| 02/01/2012 | CN102338024A Inner curve radial plunger-type hydraulic motor |
| 01/26/2012 | WO2012010137A2 Hydraulic dual axial piston machine |
| 01/26/2012 | DE102010031686A1 Fully rotary-pressure force-motor has three vital inner chambers that are filled with liquid, where two triangular chambers are provided for rotational force-generation |
| 01/18/2012 | CN102320368A Boat propelling system |
| 01/17/2012 | US8096121 Micro-machine and a method of powering a micro-machine |
| 01/04/2012 | CN202100376U Hydraulic motor output device and hydraulic motor based on hydraulic motor output device |
| 01/04/2012 | CN102305170A Hydraulic return plunger motor |
| 12/29/2011 | WO2011162128A1 Bent axis type hydraulic rotating machine |
| 12/28/2011 | CN202091109U 主动输出和从动状态可自行切换的柱塞式液压马达 Active output and switchable self-driven state of the piston hydraulic motors |
| 12/28/2011 | CN202091108U 斜板式液压机械和静油压传动装置 Swash plate hydraulic machinery and static hydraulic actuators |
| 12/22/2011 | WO2011159874A2 Integrated energy generating damper |
| 12/21/2011 | CN102287319A 水能机 Hydro machine |
| 12/20/2011 | US8079298 Compact hydraulic mechanism with radial pistons |
| 12/13/2011 | DE202004021859U1 Hydrostatisches Schrägachsenmodul mit zwei schwenkbar an einem Rahmen angebrachten Jochen Hydrostatic oblique axis module with two pivotally mounted to a frame Jochen |
| 11/30/2011 | EP2390497A2 Hydrostatic machine |
| 11/30/2011 | CN202055983U 一种双列径向十四柱塞马达用配油装置 A two-row radial piston motors with fourteen with oil installations |
| 11/30/2011 | CN202055982U 一种摆缸式液压马达 One kind of swing cylinder type hydraulic motor |