| Patents for F01B 15 - Reciprocating-piston machines or engines with movable cylinders other than provided for in group (272) |
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| 02/26/2015 | US20150054291 Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange |
| 08/27/2014 | EP2769056A1 Fluid pressure driven motor with pressure compensation chamber |
| 08/13/2014 | EP2765310A1 Rocking cylinder assembly |
| 07/30/2014 | CN1653246B 用于从液压能中产生机械动力的方法和装置 Method and apparatus for generating mechanical power from the hydraulic energy for |
| 06/26/2014 | WO2012158781A3 Systems and methods for efficient two-phase heat transfer in compressed-air energy storage systems |
| 05/30/2014 | WO2014082031A1 Non-reciprocating piston engine |
| 02/25/2014 | US8656825 Telescopic composite cylinder hydraulic hoist |
| 01/23/2014 | US20140020553 Reciprocating Compressor |
| 10/10/2013 | WO2013152214A1 Improved method and apparatus for rotating sleeve engine hydrodynamic seal |
| 09/18/2013 | EP2638248A2 Radial cylinder hydraulic machine with improved oscillating radial cylinder |
| 08/14/2013 | CN103249913A Radial cylinder hydraulic machine with improved oscillating radial cylinder |
| 07/17/2013 | CN103206250A Swing type variable multi-cylinder aerodynamic engine |
| 07/17/2013 | CN103206249A Control mechanism for swing type variable multi-cylinder aerodynamic engine |
| 05/01/2013 | CN102162435B Method for improving performance of multi-action inner curve radial plunger pump or motor |
| 04/25/2013 | WO2013057657A1 Fluid pressure driven motor with pressure compensation chamber |
| 04/25/2013 | US20130098335 X-engine assembly with perfect balance |
| 03/28/2013 | US20130074485 Systems and methods for foam-based heat exchange during energy storage and recovery using compressed gas |
| 03/20/2013 | CN202810948U Swing type variable multi-cylinder air power engine |
| 03/20/2013 | CN202810947U Control mechanism for swing type variable multi-cylinder aerodynamic motor |
| 01/30/2013 | EP2550432A1 Improved radial hydraulic motor |
| 01/30/2013 | CN102906372A Improved radial hydraulic motor |
| 01/29/2013 | US8359862 Steam turbine engine |
| 10/24/2012 | EP2514920A1 Rotatary machine |
| 09/07/2012 | WO2012063119A3 Radial cylinder hydraulic machine with improved oscillating radial cylinder |
| 06/13/2012 | EP2462316A1 Double-acting combustion engine |
| 05/18/2012 | WO2012063119A2 Radial cylinder hydraulic machine with improved oscillating radial cylinder |
| 09/29/2011 | WO2011117904A1 Improved radial hydraulic motor |
| 08/24/2011 | CN102162435A Method for improving performance of multi-action inner curve radial plunger pump or motor |
| 08/17/2011 | EP1846646B1 Rotor-piston internal combustion engine |
| 07/19/2011 | US7980208 Reciprocating engine |
| 07/06/2011 | EP1485575B1 Apparatus for the production of mechanical power from hydraulic energy |
| 05/18/2011 | CN102061992A Reciprocating engine |
| 04/13/2011 | EP2307721A1 Fluid working machines and methods |
| 03/30/2011 | CN1902388B Reciprocating engine |
| 02/22/2011 | CA2554583C Reciprocating engine |
| 02/15/2011 | US7887302 High pressure variable displacement piston pump |
| 02/10/2011 | WO2011016717A1 Double-acting combustion engine |
| 01/25/2011 | CA2478866C Method and apparatus for the production of mechanical power from hydraulic energy |
| 10/12/2010 | US7810458 Reciprocating sleeve engine |
| 05/27/2010 | US20100126472 Reciprocating engine |
| 05/25/2010 | US7721685 Rotary cylindrical power device |
| 04/27/2010 | US7703422 Internal combustion engine |
| 03/02/2010 | US7669560 Gas exchange control mechanism for an opposed-piston engine |
| 02/18/2010 | WO2010019112A1 Device for receiving mechanical work from an external nonthermal energy source |
| 10/28/2009 | EP1668224B1 Cooling mechanisms for rotary valve cylinder engines |
| 09/09/2009 | EP2098702A1 Top rotating engine |
| 09/09/2009 | EP1809872A4 Power transfer assembly for combustion engines |
| 08/25/2009 | US7578267 Internal combustion engine |
| 08/13/2009 | WO2009099343A1 A cogeneration system |
| 07/30/2009 | DE102008006123A1 Radial piston machine for use as multi-stroke radial piston motor, has adjusting device for adjusting relative position of commutator with respect to lifting ring in sense of phase shift |
| 04/01/2009 | CN101397931A Reciprocating internal combustion engine |
| 03/18/2009 | CN100470015C Reciprocating internal combustion engine |
| 03/18/2009 | CN100470007C Cooling mechanisms for rotary valve cylinder engines |
| 01/15/2009 | US20090013979 Reciprocating engine |
| 12/17/2008 | EP1651849A4 Reciprocating internal combustion engine |
| 11/26/2008 | CN100436778C Reciprocating internal combustion engine |
| 11/26/2008 | CN100436754C Radial-piston motor |
| 11/04/2008 | CA2288473C Internal combustion cylinder engine |
| 10/22/2008 | EP1499799B1 Rotary piston machine |
| 09/11/2008 | US20080216641 Motor Fluid Drive, Especially for Rotary, Pivotal or Linear Drive Units and Corresponding Method |
| 07/10/2008 | WO2008080313A1 Top rotating engine |
| 07/09/2008 | CN100400823C Rotary valve seal |
| 06/03/2008 | CA2252329C Precision liquid injection system |
| 05/08/2008 | US20080105221 Internal combustion engine |
| 04/03/2008 | US20080078287 Pressure differential-driven engine |
| 01/02/2008 | CN101096930A Rotating cylinder valve engine |
| 10/24/2007 | EP1846646A1 Rotor-piston internal combustion engine |
| 08/21/2007 | US7258057 Method and apparatus for the production of mechanical power from hydraulic energy |
| 07/25/2007 | EP1809872A2 Power transfer assembly for combustion engines |
| 07/24/2007 | US7246550 Pressure differential-driven engine |
| 04/25/2007 | EP1777368A2 Rotating cylinder valve engine |
| 04/04/2007 | CN1940266A Rotating cylinder valve engine |
| 04/04/2007 | CN1940265A Rotating cylinder valve engine |
| 02/14/2007 | EP1320671B1 Rotating cylinder valve engine |
| 02/13/2007 | US7175001 Apparatus for driving raising and lowering of lift for tower type storehouse |
| 01/24/2007 | CN1902388A 往复式发动机 Reciprocating engines |
| 12/28/2006 | DE202006014723U1 Piston engine with a pendulum cylinder comprises a piston rod rigidly joined to the piston, and a cam with a slot accommodating the crank pin |
| 12/21/2006 | DE102005027683A1 Reciprocating compressor or piston engine has cylinder attached by link arm to rocker bearing |
| 11/14/2006 | US7134416 Rotary valve seal |
| 11/07/2006 | US7131405 Rotating cylinder valve engine |
| 11/01/2006 | CN1856637A Cooling mechanisms for rotary valve cylinder engines |
| 10/25/2006 | CN1281861C Rotating cylinder valve engine |
| 10/18/2006 | EP1084326B1 Rotating sleeve engine |
| 10/17/2006 | US7121235 Reciprocating internal combustion engine |
| 10/11/2006 | CN1846046A 往复式内燃机 Reciprocating internal combustion engines |
| 09/20/2006 | EP1702151A1 Reciprocating engine |
| 08/31/2006 | DE10004759B4 Rotationsschwingkolbenmotor Rotation Reciprocating engine |
| 08/17/2006 | WO2006084542A1 Rotor-piston internal combustion engine |
| 08/09/2006 | CN2804393Y Pneumatic energy generator |
| 05/04/2006 | DE19955231B4 Verbrennungsmotor mit rotierendem Zylinderblock Combustion engine with a rotating cylinder block |
| 05/03/2006 | EP1651849A2 Reciprocating internal combustion engine |
| 04/04/2006 | US7021208 Compress and position apparatus |
| 02/28/2006 | US7004119 Apparatus and method for rotating sleeve engine hydrodynamic seal |
| 02/01/2006 | CN1729350A Radial-piston motor |
| 01/17/2006 | US6986328 Rotary piston machine |
| 01/03/2006 | US6981440 High-speed cylinder apparatus |
| 11/10/2005 | WO2005012706A3 Reciprocating internal combustion engine |
| 09/15/2005 | US20050200132 System and method for electrical power generation utilizing vehicle traffic on roadways |
| 09/14/2005 | CN1668832A Reciprocating internal combustion engine |
| 09/07/2005 | CN1666017A Rotary valve seal |