| Patents for F01B 1 - Reciprocating-piston machines or engines characterised by number or relative disposition of cylinders or by being built-up from separate cylinder-crankcase elements (1,424) |
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| 08/01/2012 | CN102619563A Fluid energy turbine machine |
| 07/24/2012 | US8225707 Hydraulic radial piston engine |
| 07/17/2012 | US8220381 Combined piston-expander compressor |
| 07/17/2012 | US8220380 Hydraulic unit |
| 07/11/2012 | CN202325694U 二冲程空气动力发动机总成 Aerodynamic two-stroke engine assembly |
| 07/11/2012 | CN202325693U 具有尾气回收回路的压缩空气发动机总成 With a tail gas recovery circuit compressed air engine assembly |
| 07/11/2012 | CN202325691U 具有补充压缩空气回路的压缩空气发动机总成 Compressed air circuit with a supplementary engine assembly |
| 07/11/2012 | CN102575521A Rotary cylinder device |
| 07/11/2012 | CN102575520A Compressor |
| 07/11/2012 | CN102562166A Rotary engine driven by compressed air |
| 07/05/2012 | WO2012089621A1 Combustion engine with rotating cylinders |
| 07/04/2012 | CN102536753A Compressor or turbine device |
| 06/27/2012 | EP2467578A1 Compressor |
| 06/26/2012 | US8206563 Device for the determination of glycated hemoglobin |
| 06/05/2012 | US8192173 Pressure compensated and constant horsepower pump |
| 05/30/2012 | CN202250241U High-efficiency air energy engine |
| 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 | CN102477870A 气动式引擎的结构 Structure pneumatic engine |
| 05/18/2012 | WO2012063119A2 Radial cylinder hydraulic machine with improved oscillating radial cylinder |
| 05/15/2012 | US8176838 Hydraulic machine arrangement |
| 05/09/2012 | CN102444424A Jet cylinder of textile machine |
| 05/09/2012 | CN101761359B V-shaped engine block, as well as cylinder sleeve, cylinder sleeve set, and internal combustion engine and compressor |
| 05/03/2012 | US20120103181 Pneumatic cylinder |
| 05/02/2012 | EP2447499A1 Internal combustion engine |
| 05/02/2012 | CN102434211A Torsion type aerodynamic engine |
| 05/02/2012 | CN101672257B Linear reciprocating motion mechanism |
| 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 |
| 04/10/2012 | US8151689 Radial piston machine |
| 04/04/2012 | EP2436918A1 Hydraulic radial piston motor |
| 04/04/2012 | EP2435693A1 Ring cam and fluid-working machine including ring cam |
| 03/29/2012 | US20120073296 Rotary cam radial steam engine |
| 03/28/2012 | CN202176408U 外圆周置动力推进器 The outer circumference of the propulsion device is set |
| 03/22/2012 | WO2012018758A3 Method of operating a pump/motor |
| 03/21/2012 | CN102383861A Pneumatic energy machine system and pneumatic energy machine thereof |
| 03/20/2012 | US8137078 Axial piston machine |
| 03/15/2012 | WO2012032264A1 Electric generator set with linear moving elements |
| 03/07/2012 | CN101713298B Hydraulic motor provided with friction pair with nanometer graphite layer and method for processing nanometer graphite layer |
| 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 |
| 02/21/2012 | US8117934 Transmission shift mechanism with single-end actuation |
| 02/15/2012 | CN102356213A Stationary block rotary engine/generator |
| 02/07/2012 | US8109074 Gas turbine engine system |
| 01/25/2012 | CN202125319U Two-stage expansion piston type pneumatic engine device |
| 01/18/2012 | EP2406461A1 Stationary block rotary engine/generator |
| 01/18/2012 | CN102322295A High-efficiency air energy engine |
| 12/21/2011 | CN101781997B 一种无曲轴活塞式无级变速发动机及设计方法 A non-CVT engine piston and crankshaft design methods |
| 12/07/2011 | CN101761358B V型曲柄圆滑块内燃机机体的后端盖板、机体及其内燃机 V-block engine block crank sleek rear cover, the body and the internal combustion engine |
| 11/30/2011 | CN102261264A 往复运动型单循环发动机 Reciprocation type-cycle engine |
| 11/23/2011 | CN102251810A One-cycle engine |
| 11/08/2011 | US8051763 Hydraulic apparatus |
| 11/02/2011 | DE202011102333U1 Antriebsmaschine mit Energierückgewinnung durch ein Wirbelrohr Drive unit with energy recovery through a vortex tube |
| 10/26/2011 | CN202017531U Piston direct exhaust low-noise air energy power machine |
| 10/19/2011 | CN102220880A Water electrolysis engine |
| 10/11/2011 | US8033210 Device for managing the displacement of a hydraulic motor or a group of hydraulic motors |
| 10/06/2011 | US20110239853 Method and apparatus for controlling a fluid operated actuator |
| 09/29/2011 | WO2011119061A1 Piston engine with movable cylinder walls |
| 09/29/2011 | WO2011117904A1 Improved radial hydraulic motor |
| 09/29/2011 | US20110232474 Two-stage submersible actuators |
| 09/28/2011 | CN102203383A 废热发动机 Waste Heat Engine |
| 09/20/2011 | US8020380 External combustion engine |
| 08/31/2011 | EP2361347A1 New reciprocating machines and other devices |
| 08/30/2011 | US8007251 Radial piston fuel supply pump |
| 08/17/2011 | CN201934142U 高压气流往复式活塞发动机 High-pressure air reciprocating piston engine |
| 08/10/2011 | EP2352904A2 Waste heat engine |
| 08/10/2011 | CN102149914A 内燃引擎 Internal combustion engine |
| 08/09/2011 | US7992386 Waste heat engine |
| 08/02/2011 | US7987823 Hybrid piston/rotary engine |
| 08/02/2011 | US7987670 External combustion engine |
| 06/22/2011 | CN102102539A Piston type generator and power generation method |
| 06/02/2011 | US20110126700 Undercarriage for a telescopic frame |
| 06/01/2011 | CN201851163U Aerodynamic device |
| 06/01/2011 | CN101111679B Compressor with fortified piston channel |
| 05/18/2011 | CN102066710A New reciprocating machines and other devices |
| 05/18/2011 | CN102061942A Air generating set |
| 05/05/2011 | WO2011052313A1 Rotary cylinder device |
| 04/28/2011 | WO2011047526A1 V-shape machine body for crank round sliding block mechanism, cylinder sleeves, cylinder sleeve group and mechanical device |
| 04/27/2011 | CN102031993A Two-stage expansion piston air motor device |
| 04/20/2011 | EP2310629A2 Heat engine such as a combustion and/or steam engine |
| 04/14/2011 | CA2776390A1 Two-rotor hybrid device |
| 04/13/2011 | CN102011644A Internal combustion engine |
| 04/13/2011 | CN101326351B Engine arrangement |
| 03/10/2011 | US20110056368 Energy storage and generation systems and methods using coupled cylinder assemblies |
| 03/09/2011 | CN201757002U Low-consumption internal combustion engine with simple harmonic reciprocating motion bi-directionally opposed structure |
| 03/08/2011 | US7900454 Connecting rod journals and crankshaft spider bearing in an engine |
| 03/02/2011 | CN101287891B Cam driven piston compressor |
| 02/24/2011 | WO2011022361A1 Compressor |
| 02/24/2011 | CA2772244A1 Compressor |
| 02/15/2011 | CA2487771C Internal-combustion engine |
| 02/08/2011 | CA2457790C Fully-controlled, free-piston engine |
| 02/08/2011 | CA2367987C Reciprocating fluid machines |
| 02/03/2011 | DE202009010555U1 Hubkolbenmaschine Reciprocating engine |
| 01/27/2011 | US20110017059 hydraulic motor device for assisting the mechanical transmission of a vehicle |
| 01/05/2011 | CN201696095U Piston type gas work exchange device |
| 12/30/2010 | US20100326069 Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange |
| 12/29/2010 | WO2010150307A1 Internal combustion engine |
| 12/22/2010 | CN1653251B Internal combustion engine |
| 12/16/2010 | WO2010144110A1 Hydraulic engine |
| 12/14/2010 | CA2524526C Piston mechanism with diverging pistons |