| Patents for F01B 31 - Component parts, details, or accessories not provided for in, or of interest apart from, other groups (1,016) |
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| 08/01/2012 | CN102619563A Fluid energy turbine machine |
| 07/26/2012 | US20120186445 Hydraulic Device |
| 07/19/2012 | US20120180654 Piston and Cylinder Assembly with an Indicator Pin Device |
| 07/18/2012 | CN202338360U 电磁助力空气动力发电机系统 Electromagnetic power generator system aerodynamic |
| 07/18/2012 | CN102589337A Heat exchange tube and method of using the same |
| 07/12/2012 | US20120174895 Variable compression ratio engine tubular control valve |
| 07/12/2012 | US20120174771 Piston-cylinder unit with device for determining position |
| 07/11/2012 | CN202334248U 用于空气动力发动机总成的电磁助力器 Aerodynamic engine assembly for electromagnetic booster |
| 07/11/2012 | CN202327071U 用于空气动力发动机的活塞组件 Piston assembly for air engine power |
| 07/11/2012 | CN202325695U 电磁助力二冲程空气动力发动机总成 Electromagnetic booster aerodynamic two-stroke engine assembly |
| 07/10/2012 | US8215114 Expander lubrication in vapour power systems |
| 06/28/2012 | US20120160091 Springs and spring assemblies |
| 06/28/2012 | US20120160090 Air cylinder |
| 06/19/2012 | US8202058 Variable displacement piston machine with a sensor |
| 06/12/2012 | US8196506 Variable stroke compressor design |
| 06/05/2012 | US8191459 High pressure pump, in particular for a fuel injection system of an internal combustion engine |
| 05/31/2012 | US20120132069 Cylinder bore formed with oil pockets |
| 05/24/2012 | US20120125193 Pressure transfer means and pressure measuring transducer with a pressure transfer means |
| 05/17/2012 | US20120118139 Dual-chamber carpule |
| 05/17/2012 | US20120118136 Motor control |
| 05/10/2012 | US20120111187 Flow control needle micro adjustment assembly |
| 05/09/2012 | CN202215301U High-speed revolution cylinder capable of realizing length adjustment |
| 05/09/2012 | CN102444424A Jet cylinder of textile machine |
| 04/26/2012 | US20120097024 Double-acting hydraulic cylinder with integrated gas spring action and method for making the same |
| 04/24/2012 | US8161749 Cooled exhaust hood plates for reduced exhaust loss |
| 04/10/2012 | US8152477 Electrokinetic pump designs and drug delivery systems |
| 04/05/2012 | US20120079826 Water circulation power generation system for energy recovery |
| 04/03/2012 | US8146363 Condenser system |
| 03/27/2012 | US8142170 Radial piston pump |
| 03/21/2012 | CN202170814U 一种蒸汽动力装置的双缸式汽缸 Cylinder type cylinder of a steam power plant |
| 03/21/2012 | CN202170813U 内汽缸进气口结构 The cylinder intake port structure |
| 03/21/2012 | CN102383862A Piston-type expander with liquid operation structure |
| 03/21/2012 | CN102380679A Piston and method of manufacture |
| 03/07/2012 | EP1438493B1 Closed gallery monobloc piston having oil drainage groove |
| 03/06/2012 | US8127660 Combination of a chamber and a piston, a pump, a motor, a shock absorber and transducer incorporating the combination |
| 02/29/2012 | CN202152702U 新型高压油顶升装置 The new high-pressure oil lifting device |
| 02/23/2012 | US20120042775 Adjustable hydraulic master cylinder assemblies |
| 02/21/2012 | US8118567 Swash plate type piston pump motor |
| 02/16/2012 | WO2012019682A1 Steam power plant and method for operating it |
| 02/07/2012 | US8109199 Reciprocating compressor |
| 01/26/2012 | US20120017758 Pressure cylinder with oil storing function |
| 01/25/2012 | CN202125319U Two-stage expansion piston type pneumatic engine device |
| 01/24/2012 | US8099959 Heat recovery equipment |
| 01/17/2012 | US8096228 Bent axis dual yoke hydromodule |
| 01/12/2012 | DE102010031071A1 Druckluft-Kolbenmotor Compressed-air piston motor |
| 01/10/2012 | US8092193 Self lubricating pump |
| 01/05/2012 | DE102010060783A1 Vorrichtung mit variablem Verdichtungsverhältnis Device with variable compression ratio |
| 12/29/2011 | US20110314821 Flow-Through Substrates and Methods for Making and Using Them |
| 12/27/2011 | US8082839 One-piece steel piston |
| 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 |
| 12/08/2011 | US20110296827 Master Cylinder |
| 12/06/2011 | US8069773 Piston |
| 12/01/2011 | US20110293445 Hermetic compressor |
| 11/24/2011 | US20110283881 Cylinder block assembly for a hydraulic device |
| 11/22/2011 | US8061139 Integrated engine generator rankine cycle power system |
| 11/17/2011 | WO2011140579A1 An air motor |
| 11/17/2011 | CA2790237A1 An air motor |
| 11/10/2011 | DE102010019758A1 Positioning device for reciprocating piston engine of motor vehicle, has sealing device for sealing exit orifice and opening exit orifice during generation of working medium pressure on sealing device |
| 11/09/2011 | CN102235180A Steam negative pressure machine |
| 11/01/2011 | US8047122 Tensioner assembly with multiple cylinder stroke system |
| 10/26/2011 | CN202017532U Steam engine |
| 10/20/2011 | US20110252959 Pump |
| 10/19/2011 | CN102220880A Water electrolysis engine |
| 10/13/2011 | US20110247488 High-pressure pump |
| 10/11/2011 | US8036837 Diagnostic method for detecting control valve component failure |
| 10/06/2011 | US20110239856 Plunger Pump Lubrication System and Method |
| 09/29/2011 | US20110232479 Piston with a duct under a gasket |
| 09/29/2011 | US20110232276 Stirling engine and control method thereof |
| 09/22/2011 | US20110226342 Fluid working machines and methods |
| 09/15/2011 | US20110220054 Cylinder head for improved fluid flow performance |
| 09/15/2011 | US20110219947 High-pressure fuel pump |
| 09/13/2011 | US8015913 Pneumatic cylinder for precision servo type applications |
| 09/08/2011 | DE102010009910A1 Verfahren zum Betreiben einer Hubkolbenmaschine A method of operating a reciprocating piston engine |
| 09/07/2011 | CN1939094B Piston and method of manufacture |
| 09/06/2011 | US8011900 Hermetic compressor with a heat dissipation system |
| 09/06/2011 | DE202009018013U1 Der Betriebsmotor veränderlicher Medien unter Druck auf die Arbeitskolbenfläche The operation of motor variable media under pressure on the working piston surface |
| 09/01/2011 | US20110209473 System and method for waste heat recovery in exhaust gas recirculation |
| 08/25/2011 | US20110203280 Method for operating a power plant and power plant |
| 08/18/2011 | US20110197758 Piston assembly |
| 08/11/2011 | WO2011097205A2 Piston with central cooling gallery cooling feature |
| 08/11/2011 | US20110192466 Injection or other system with anti-thermal lockdown mechanism and related method |
| 08/11/2011 | US20110192277 Cam mechanism and liquid sending pump having same |
| 08/04/2011 | US20110185889 Piston with central cooling gallery cooling feature |
| 08/02/2011 | US7987677 Radial counterflow steam stripper |
| 07/12/2011 | US7975599 Regulating device for a hydrostatic piston engine with electronic control unit |
| 07/07/2011 | US20110162522 Apparatus driven by compressed air and equipped with dual piston function for use in body construction in the automotive industry |
| 07/06/2011 | CN201891438U Tubular heat exchange air cylinder body of work medium phase change circulation thermal engine |
| 06/30/2011 | US20110154982 Refrigeration compressor with internal cooling system |
| 06/28/2011 | US7966925 Combination mismatched metal-to-metal seal and O-ring seal with vent hole in between for high temperature and high pressure environment |
| 06/21/2011 | US7963208 Mounting mechanism for a position-detecting sensor |
| 06/16/2011 | US20110142688 Mems fluid pump with integrated pressure sensor for dysfunction detection |
| 06/16/2011 | US20110139278 Fuel pump |
| 06/16/2011 | US20110138770 Anti-icing system using radiant infrared energy from turbine exhaust flues |
| 06/16/2011 | DE102004063625B4 Kolbenmotor Piston engine |
| 06/09/2011 | US20110132190 Piston machine for use as a vacuum pump for medical purposes |
| 06/09/2011 | US20110132188 Multi-part piston construction for a brake caliper of a disk brake |
| 06/07/2011 | US7954421 Lightweight piston |
| 06/02/2011 | US20110126541 Muffler system for noise abatement and ice control |
| 05/26/2011 | US20110120299 Cast piston with pin bore lubrication and method of manufacturing same |
| 05/25/2011 | EP1695595B1 Piston and method of manufacture |