| Patents for F01C 11 - Combinations of two or more machines or engines, each being of rotary-piston or oscillating-piston type (1,299) |
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| 02/13/2008 | EP1887184A2 Rotary positive displacement control system and apparatus |
| 02/12/2008 | US7328579 Rotary piston heat engine system |
| 02/07/2008 | WO2008016979A2 Hybrid cycle rotary engine |
| 02/07/2008 | DE202006014416U1 Rotationskolben-Kraft- oder Arbeitsmaschine A rotary piston motor or machine |
| 02/07/2008 | CA2657959A1 Hybrid cycle rotary engine |
| 01/16/2008 | CN100362210C Fluid machine |
| 01/03/2008 | DE102006038957B3 Rotary piston engine for a range of uses has combustion chamber extending thru compression and expansion stages within main rotor |
| 01/02/2008 | EP1873352A1 Charging device for combustion engines |
| 01/02/2008 | EP1873350A1 Scroll expander |
| 01/01/2008 | US7314035 Rotary vane engine and thermodynamic cycle |
| 12/06/2007 | US20070280844 Rotary Machine and Internal Combustion Engine |
| 12/06/2007 | US20070277524 Engine And An Apparatus For Providing Forced Aspiration To An Engine |
| 12/06/2007 | US20070277522 Brayton Cycle Device And Exhaust Heat Energy Recovery Device For Internal Combustion Engine |
| 11/29/2007 | US20070274851 Rotary piston machine |
| 11/29/2007 | DE10350442B4 Kreiskolben-Wärmemotor-Vorrichtung A rotary piston heat engine system |
| 11/22/2007 | WO2002090747A3 Heat energy utilization system |
| 11/22/2007 | DE102006023778A1 Flügelmotor mit entgegengesetzt drehender Kurbelwelle Vane motor with oppositely rotating crankshaft |
| 11/21/2007 | EP1613839B1 Rotary engine for motor vehicles with very low consumption and pollution rate |
| 11/15/2007 | WO2007129403A1 Rotary type fluid machine |
| 11/15/2007 | US20070264147 Method of Transforming Energy in a Rotary Screw Machine of Volumetric Type |
| 11/14/2007 | CN100348837C Volume expander and fluid machine |
| 11/08/2007 | DE102006020875A1 Verfahren zur Gewinnung, Speicherung und Nutzung von Arbeitsmitteln durch einen Rotationsschwenkkolbenmotor Process for the production, storage and use of work equipment by a rotary oscillating piston engine |
| 11/07/2007 | EP1421282B1 Fluid displacement pump with backpressure stop |
| 09/27/2007 | US20070224064 Pump Apparatus And Methods For Using Same |
| 09/27/2007 | DE102006013987A1 Steam-operated engine has at least two working chambers each with cylinder-like housing with parallel side surfaces and curved generated surface, and rotor blade movable in rotor blade shaft arranged in housing |
| 09/27/2007 | DE102006013985A1 Diesel engine, has rotor blade supported at lateral surfaces of housing and sealed against housing so that each working space forms two chambers, and inlets and outlets arranged in direction of rotation of rotor blade shaft |
| 09/27/2007 | DE102006013984A1 Verbrennungsmotor Combustion engine |
| 09/26/2007 | CN101044303A Orbital engine |
| 09/26/2007 | CN100339565C Scroll-type expander having heating structure and scroll-type heat exchange system employing the expander |
| 09/12/2007 | EP1832751A1 Kneading and displacing method and mechanism for fluid machinery and the use |
| 08/30/2007 | US20070201999 Heat pump system, method for adjusting temperature of lubricating water in heat pump system, and method for operating heat pump system |
| 08/28/2007 | US7260952 Fluid machine |
| 08/28/2007 | CA2428565C Rotary piston internal combustion engine |
| 08/23/2007 | US20070196227 Rotary expander |
| 08/15/2007 | CN101018928A A heat engine |
| 08/08/2007 | EP1816315A1 Axial flow progressive cavity type gas generator |
| 08/02/2007 | DE102006003815A1 Assistenzantrieb für eine Brennkraftmaschine Assistant drive for an internal combustion engine |
| 08/01/2007 | CN101010498A Reciprocating and rotary piston engine |
| 07/26/2007 | WO2007084015A1 Oscillatory piston internal combustion engine |
| 07/26/2007 | US20070172374 Expander |
| 07/25/2007 | EP1671036B1 Inlet hopper construction for a twin-screw pump |
| 07/19/2007 | WO2007063569B1 Rotary volumetric vane machine |
| 07/18/2007 | CN101002004A Displacement type expansion machine and fluid machine |
| 07/12/2007 | WO2007076617A1 Oscillating piston machine with valveless antechamber charging |
| 07/05/2007 | WO2007073883A1 Hybrid oscillating piston engine comprising an internal combustion engine part and an electromotive part |
| 07/04/2007 | EP1802848A1 Rotary machine and internal combustion engine |
| 06/27/2007 | CN1989315A An engine |
| 06/26/2007 | US7234374 Eccentric shaft for an internal combustion engine |
| 06/21/2007 | WO2006062844A3 Rotationally induced variable volume chambers |
| 06/21/2007 | US20070140881 Multistage compression type rotary compressor |
| 06/20/2007 | EP1798372A1 Displacement type expander |
| 06/20/2007 | EP1798371A1 Axial flow progressive cavity type gas generator |
| 06/19/2007 | US7231894 Rotary positive displacement machine |
| 06/14/2007 | WO2007065976A1 Pump or motor |
| 06/07/2007 | WO2007063569A1 Rotary volumetric vane machine |
| 06/07/2007 | WO2007063357A1 Vane-type machine and method of utilizing waste heat while using vane-type machines |
| 06/07/2007 | WO2007036955B1 Split cycle rotary internal combustion engine |
| 05/09/2007 | CN1961154A Rotary fluid machine |
| 05/03/2007 | WO2007049226A1 External combustion rotary vane engine |
| 05/02/2007 | EP1778950A1 A heat engine |
| 04/18/2007 | CN1950610A 旋转式流体机械 Rotary fluid machine |
| 04/11/2007 | CN1946940A 膨胀器 Expander |
| 04/05/2007 | WO2007036955A1 Split cycle rotary internal combustion engine |
| 03/28/2007 | EP1766190A1 An engine |
| 03/28/2007 | EP1766188A1 A rotary device and a method of operating a rotary device |
| 03/22/2007 | US20070062482 Orbital engine/pump with multiple toroidal cylinders |
| 03/21/2007 | EP1763625A1 Reciprocating and rotary piston engine |
| 03/21/2007 | CN1934397A Refrigeration system |
| 03/21/2007 | CN1934335A Rotary type expansion machine |
| 03/14/2007 | CN1930373A Fluid machine |
| 03/14/2007 | CN1930372A Rotary type expansion machine |
| 03/08/2007 | US20070053782 Rotary type expander and fluid machinery |
| 03/08/2007 | US20070051087 Gas turbine engine system |
| 03/06/2007 | US7186101 Gerotor apparatus for a quasi-isothermal Brayton cycle Engine |
| 02/21/2007 | EP1754889A1 Air pump |
| 02/21/2007 | EP1753945A1 An engine and an apparatus for providing forced aspiration to an engine |
| 02/15/2007 | US20070036667 Rotary piston heat engine system |
| 02/14/2007 | EP1751398A1 Rotary engine |
| 02/14/2007 | EP1682749B1 Rotary piston thermal engine device |
| 02/07/2007 | EP1749147A2 Orbital engine |
| 02/07/2007 | CN1910342A Energy transformation method for volumetric type rotating screw machine |
| 02/06/2007 | US7171941 Positive displacement rotary device and method of use |
| 01/17/2007 | EP1301695B1 Method for operating a turbomachine and corresponding turbomachine |
| 01/17/2007 | CN1898464A Improvements in intersecting vane machines |
| 01/16/2007 | US7162993 Intersecting vane machines |
| 01/04/2007 | US20070003425 Rotary fluid machine |
| 01/03/2007 | EP1739369A1 Refrigeration system |
| 01/02/2007 | US7156068 Rotary combustion engine |
| 12/20/2006 | CN1882768A Dual rotor internal combustion engine |
| 12/14/2006 | WO2006132053A1 Multi stage rotary expander and refrigeration cycle with the same |
| 12/14/2006 | WO2006131395A1 Rotary oscillating piston machine and method |
| 12/06/2006 | EP1727984A1 Expander |
| 11/30/2006 | WO2006127535A1 Rotating vane combustion engine |
| 11/29/2006 | EP1726779A1 Rotary type expansion machine |
| 11/29/2006 | EP1726778A1 Fluid machine |
| 11/23/2006 | WO2006123494A1 Rotary expansion machine and refrigeration cycle device |
| 11/23/2006 | DE10250838B4 Abgasenergierückgewinnungssystem für eine Brennkraftmaschine Exhaust gas energy recovery system for an internal combustion engine |
| 11/22/2006 | EP1724436A1 Rotary type expansion machine |
| 11/16/2006 | DE102005022830A1 Double disc piston engine has two identically contra-rotating disc pistons with support plate lying between, and differential transmission located between disc pistons |
| 11/15/2006 | EP1722068A1 Rotary piston engine |