| 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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| 12/28/2011 | EP2060739B1 Multi-stage rotary fluid machine and refrigeration cycle device |
| 12/08/2011 | DE102007032696B4 Verbrennungsmotoranordnung Engine assembly |
| 11/30/2011 | CN101059133B 流体机械、兰金循环系统及其控制方法 Fluid Machinery, Rankine cycle system and control method |
| 11/29/2011 | CA2516700C Compact compound engine package |
| 11/24/2011 | DE102007019422B4 Expansionsmaschine für ein Fahrzeug An expansion machine for a vehicle |
| 11/17/2011 | WO2011140793A1 Multistage pneumatic motor |
| 11/10/2011 | DE102010036977B3 Reciprocating engine for use as pump, compressor or expansion motor, has housing with circular cylindrical segment-shaped hollow space, inlet- and outlet valves and pivotal dual piston plates that limits variable working spaces |
| 10/31/2011 | DE202011105807U1 Drehkolbenmotor Rotary engine |
| 10/20/2011 | US20110256012 Positive displacement pump with impeller and method of manufacturing |
| 09/22/2011 | WO2010106130A3 Energy conversion method, device and system |
| 08/18/2011 | US20110200476 Gerotor apparatus for a quasi-isothermal brayton cycle engine |
| 08/17/2011 | EP2357319A2 Compressor assembly |
| 08/17/2011 | CN101506470B Multi-stage rotary fluid machine and refrigeration cycle device |
| 08/04/2011 | DE102010006487A1 Rotary piston engine for use in airplane, has compressor stage and expansion stage that are designed in identical manner, and slats provided between sealing strip and input weights at tips of longitudinal recesses in compressor stage |
| 08/04/2011 | DE102010006466A1 Rotationskolbenmotor Rotary piston engine |
| 07/28/2011 | DE102010005614A1 Charging quantities-control system for rotary piston-combustion engine, has inlet chamber and combustion chamber, where inlet chamber and compression chamber are arranged on side of partition wall |
| 06/22/2011 | EP2334906A1 Multifunction rotary machine with deformable rhomb |
| 06/15/2011 | CN102094679A Ring efflux multilevel serial compressed air engine and working medium flow thereof |
| 06/15/2011 | CN101018928B A heat engine |
| 06/01/2011 | DE102009056369A1 Rotary piston engine arrangement for compression of gases or for generation of torque in turbine plant as steam or gas turbine, has internal or external combustion or as part of internal combustion engine |
| 06/01/2011 | DE102009033672B4 Drehkolben-Brennkraftmaschine A rotary internal combustion engine |
| 05/25/2011 | CN201843645U Multistage pneumatic motor |
| 05/12/2011 | US20110110810 Compression apparatus with variable speed screw and method |
| 05/04/2011 | CN101548066B Freezing apparatus, and expander |
| 04/20/2011 | EP2310631A1 Rotating internal combustion engine |
| 04/06/2011 | CN102003215A Multistage air motor |
| 03/30/2011 | CN201778838U Pneumatic automobile engine power system with single-screw expander |
| 03/24/2011 | US20110070115 Two-stage rotary expander, expander-integrated compressor, and refrigeration cycle apparatus |
| 03/09/2011 | EP2292896A2 Rotary piston combustion engine |
| 03/01/2011 | US7896627 Rotary type expander and fluid machinery |
| 02/24/2011 | DE102009033672A1 Drehkolben-Brennkraftmaschine A rotary internal combustion engine |
| 02/15/2011 | CA2630601C Vane-cell machine and method for waste-heat utilization, using vane-cell machines |
| 02/10/2011 | DE202010015203U1 Radkolbenmaschine Radkolbenmaschine |
| 02/02/2011 | CN101965458A Progressive cavity apparatus with transducer and methods of forming and use |
| 01/27/2011 | US20110017169 Rotary combustion engine and hydraulic motor |
| 01/26/2011 | CN101956570A Novel volumetric transfiguration machine |
| 01/05/2011 | DE102010004044A1 Reihungsfähige, hocheffiziente Antriebsstruktur für unterschiedlich brisante Kraftstoffe Sequence capable, highly efficient drive structure for different explosive fuels |
| 01/05/2011 | CN101939508A Rotating internal combustion engine |
| 01/04/2011 | CA2450542C Arov engine/pump |
| 12/15/2010 | CN101316985B Vane type machine and method for utilizing waste heat by the same |
| 12/08/2010 | CN101010498B Reciprocating and rotary piston engine |
| 12/02/2010 | DE202009009766U1 Drehkolben-Brennkraftmaschine A rotary internal combustion engine |
| 11/25/2010 | WO2010062774A3 Supercharger system for motorized vehicles and related transportation |
| 10/21/2010 | US20100266435 Gerotor Apparatus for a Quasi-Isothermal Brayton Cycle Engine |
| 10/13/2010 | EP2238352A2 Progressive cavity apparatus with transducer and methods of forming and use |
| 10/06/2010 | CN101852092A Power system of single-screw expansion engine as pneumatic automobile engine |
| 09/30/2010 | US20100242531 Multi-stage rotary-type fluid machine and refrigeration cycle apparatus |
| 09/23/2010 | DE102009039213A1 Rotary piston engine has pair of coaxial counter-rotating pistons, where rotary piston engine is four-cycle engine and has four work cycles in one rotation |
| 09/23/2010 | DE102009005107B3 Drehkraftmaschine mit drei rotierenden Verdrängern mit Eintrittsdruckklappen und einer Steuerung der Einlassöffnungen in das Brennrohr Rotary combustion engine with three rotating displacers with inlet pressure valve and a control of the inlet openings in the combustion tube |
| 09/16/2010 | DE102009005461A1 Heat engine e.g. Otto engine and diesel engine, for use as shaft output driving unit, has conical body with conical opening angle and tooth system, where longitudinal and rotational axes of body and conical cavity intersect at point |
| 09/02/2010 | DE102009011083A1 Rotary internal combustion piston motor has a flywheel on the rotor shaft to control piston stroke movements and a damper giving delay at the upper/lower dead points |
| 09/01/2010 | CN101331295B Rotary-piston engine |
| 08/18/2010 | CN1989315B An engine |
| 07/27/2010 | US7762792 Compressor |
| 07/27/2010 | CA2338347C Quasi-isothermal brayton cycle engine |
| 07/22/2010 | WO2010081469A2 Rotary force machine having three rotating displacement bodies with entry pressure flaps and a controller of the inlet openings into the combustion pipe |
| 07/07/2010 | EP2204531A1 Scroll device for compression or expansion |
| 07/07/2010 | CN101769167A Double-rotor rolling-piston-type expansion engine for cold water machine set |
| 07/07/2010 | CN101769166A Two-stage rolling rotor-type expander |
| 07/06/2010 | US7748226 Waste heat utilizing system |
| 06/30/2010 | EP2202384A1 Fluid machine and refrigeration cycle device |
| 06/24/2010 | DE102008058891B4 Rotationskolbenmaschine mit mehreren axial hintereinander angeordneten Arbeitsbereichen Rotary piston machine with a plurality of axially successively arranged work areas |
| 06/23/2010 | EP2198124A1 Scroll device for compression or expansion |
| 06/16/2010 | CN101737085A Steam power generator and complete set of equipment |
| 06/10/2010 | WO2009088827A3 Progressive cavity apparatus with transducer and methods of forming and use |
| 06/01/2010 | US7726129 Stirling cycle engine |
| 05/12/2010 | DE202009016273U1 Drehkolbenmaschinenanordnung Rotary piston engine assembly |
| 05/12/2010 | DE102008055753A1 Drehkolbenmotor sowie Steuerungssystem zur Ansteuerung eines Gegenkolbens A rotary engine and control system for controlling an opposed piston |
| 05/05/2010 | CN1829854B Compressed air rotary engine |
| 05/04/2010 | CA2440304C Rotary positive displacement device |
| 04/28/2010 | CN1532082B Waste heat utilizing system |
| 04/22/2010 | US20100095926 Orbital engine |
| 04/08/2010 | DE102008049578A1 Passenger transport system i.e. passenger car, has crankshafts interconnected with each other and comprising form-fitting elements i.e. front toothings, which cause mechanically rigid coupling of crankshafts |
| 04/07/2010 | EP2172652A1 Fluid machine |
| 04/07/2010 | EP2171213A2 An internal combustion rotary engine |
| 04/07/2010 | CN101002004B Volume type expansion machine and fluid machine |
| 03/30/2010 | CA2550411C Improvements in intersecting vane machines |
| 03/25/2010 | WO2010031927A1 Multifunction rotary machine with deformable rhomb |
| 03/09/2010 | US7674097 Rotary expander |
| 03/09/2010 | US7674095 Variable displacement vane pump with variable target regulator |
| 02/25/2010 | US20100043481 Two-stage rotary expander, expander-compressor unit, and refrigeration cycle apparatus |
| 02/11/2010 | WO2010016809A1 Rotating internal combustion engine |
| 01/27/2010 | CN101636558A Split cycle variable capacity rotary spark ignition engine |
| 01/21/2010 | WO2009138056A9 Hot gas engine according to the stirling principle |
| 01/13/2010 | EP2143880A1 Fluid machine, rankine circuit, and system for utilizing waste heat from vehicle |
| 01/13/2010 | CN101627181A Two-stage rotary type expander, expander-integrated compressor, and refrigeration cycle device |
| 01/12/2010 | CA2464335C Rotary volumetric machine |
| 01/07/2010 | US20100003152 Gerotor apparatus for a quasi-isothermal brayton cycle engine |
| 12/30/2009 | CN100575669C Rotary type expansion machine |
| 12/23/2009 | EP2134923A2 Oscillating piston-type internal combustion engine |
| 12/17/2009 | DE102008058891A1 Rotary piston engine for compressible work fluids such as compressed air, steams, gases, hot gases, has two work areas axially arranged one behind other with one or multipart core housings |
| 12/16/2009 | EP2133512A1 Two-stage rotary type expander, expander-integrated compressor, and refrigeration cycle device |
| 12/16/2009 | EP2132411A1 Split cycle variable capacity rotary spark ignition engine |
| 12/15/2009 | US7631632 Orbital engine/pump with multiple toroidal cylinders |
| 12/10/2009 | WO2008104569A3 Oscillating piston-type internal combustion engine |
| 12/08/2009 | US7628592 Fluid machine having reduced heat input to fluid |
| 11/26/2009 | WO2009142023A1 Fluid machine and refrigeration cycle device |
| 11/26/2009 | WO2009010796A3 An internal combustion rotary engine |
| 11/24/2009 | US7621116 Gas turbine engine system |
| 11/19/2009 | WO2009138572A1 Method and arrangement to improve the operation of a rotary piston engine |