| Patents for F01C 19 - Sealing arrangements in rotary-piston machines or engines (1,301) |
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| 03/03/2015 | US8967988 Apex and face seals with rotary internal combustion engine |
| 03/03/2015 | US8967986 Scroll fluid machine having seal member with plural linear cut arrangement |
| 02/24/2015 | US8961161 Fluid machine provided with hermetic container that is subjected to pressure of working fluid |
| 02/10/2015 | US8951027 Vane cell machine |
| 02/06/2015 | CA2857737A1 Rotary internal combustion engine with static oil seal |
| 01/21/2015 | EP2825730A1 Idar-ace inverse displacement asymmetric rotating alternative core engine |
| 01/13/2015 | US8932037 Pump unit of a vane pump with movable sleeve and spring element |
| 01/07/2015 | EP2820247A1 Sealing arrangement, a conveying device having a sealing arrangement and a method for operating the sealing arrangement |
| 01/07/2015 | CN103195480B 可变膨胀比的叶片式气动马达 Vane motor variable expansion ratio |
| 12/30/2014 | US8920147 System for sealing the piston of rotary piston machines |
| 12/24/2014 | CN104246131A 密封结构、具有密封结构的输送装置以及密封结构的操作方法 Seal structure, having a delivery device and method of operation of the sealing structure sealing structure |
| 12/24/2014 | CN104246129A Idar-ace反向移位非对称旋转式替代核心发动机 Idar-ace reverse shift asymmetric rotary engine to replace the core |
| 12/23/2014 | US8915726 Rotary vane air motor with improved vanes and other improvements |
| 12/17/2014 | CN204024717U 气动的旋转组件 Pneumatic rotary assembly |
| 12/16/2014 | US8911222 Input shaft assembly for gear pump |
| 12/09/2014 | US8905735 Gerotor apparatus for a quasi-isothermal Brayton cycle engine |
| 12/09/2014 | US8905733 Progressing cavity pump/motor |
| 12/04/2014 | US20140356213 Rotary machine |
| 12/04/2014 | US20140356208 Expander |
| 11/27/2014 | US20140348683 Sealing system for gerotor apparatus |
| 11/25/2014 | US8894395 Compressor |
| 10/16/2014 | US20140308147 Gerotor apparatus for a quasi-isothermal brayton cycle engine |
| 10/14/2014 | US8858204 Dry vacuum pump having multiple lubricant reservoirs |
| 10/07/2014 | US8851870 Gas seal arrangement for rotary internal combustion engine |
| 09/25/2014 | DE102013203764A1 Zahnradmaschine mit langgestreckter Ausnehmung in der Dichtfläche zwischen Zahnrad und Gehäuse Gear machine with an elongated recess in the sealing surface between the gearwheel and the housing |
| 09/16/2014 | US8833338 Rotary engine lip-seal apparatus and method of operation therefor |
| 09/02/2014 | US8821138 Gerotor apparatus for a quasi-isothermal Brayton cycle engine |
| 08/19/2014 | US8807975 Rotary compressor having gate axially movable with respect to rotor |
| 08/14/2014 | DE102013002679A1 Turbine und Verfahren zum Betreiben einer Turbine Turbine and method for operating a turbine |
| 08/13/2014 | EP2764210A2 Rotary inner combustion engine with a half-cylinder shaped cavity in the rotor |
| 08/06/2014 | CN103967599A 双推旋转发动机 Double push rotary engine |
| 08/06/2014 | CN103967528A 旋转式扩张引擎 Rotary expansion engine |
| 08/05/2014 | US8794943 Rotary engine vane conduits apparatus and method of operation therefor |
| 07/24/2014 | WO2014083204A3 Ignition engine of the rotary type with a double rotation center |
| 07/24/2014 | DE10104621B4 Axialfeldabdichtung einer Zahnradmaschine Axialfeldabdichtung a gear machine |
| 07/03/2014 | WO2014074294A3 Trochoidal rotary device |
| 06/25/2014 | EP2746582A1 Vane for a rotor of a positive displacement vane pump, pump comprising the vane and pumping method using the pump |
| 06/25/2014 | CN103883357A 一种齿轮分流马达的旋转密封机构、齿轮分流马达 A GEAR shunt motor rotary sealing mechanism, shunt motor gear |
| 06/25/2014 | CN103883355A 一种多叶片式气马达 A multi-vane air motor |
| 06/18/2014 | CN103867232A Screw expander with good sealing property |
| 06/18/2014 | CN102449265B Pump having resilient seal |
| 06/17/2014 | US8753099 Sealing system for gerotor apparatus |
| 06/10/2014 | US8749079 Integrated wankel expander-alternator |
| 06/05/2014 | WO2014083204A2 Ignition engine of the rotary type with a double rotation center |
| 06/05/2014 | DE102012221950A1 External gear motor of external gear machine, has teeth elements formed in recess on engagement portion to overlap opposite side of gear rotational axes in bearing end surfaces and outside sealing region to extend gear axis of rotation |
| 05/30/2014 | WO2014031805A3 Fixed-vane positive displacement rotary devices |
| 05/22/2014 | US20140137836 Rotary piston internal combustion engine |
| 05/13/2014 | US8720898 Seal assembly and method |
| 05/06/2014 | US8714135 IDAR-ACE inverse displacement asymmetric rotating alternative core engine |
| 04/24/2014 | WO2014004141A3 Supercharger assembly with rotor end face seal and method of manufacturing a supercharger assembly |
| 04/17/2014 | WO2013068377A3 Dynamic sealing set up for hydraulic rotary machine |
| 04/15/2014 | USRE44841 Pump with conveying chamber formed in outer rotor surface |
| 04/10/2014 | WO2013087068A3 Sealing device |
| 04/08/2014 | US8689765 Rotary engine vane cap apparatus and method of operation therefor |
| 03/25/2014 | US8678798 Rotary pump device having seal mechanism which includes resin member and reinforcing ring in hollow portion of resin member |
| 03/06/2014 | WO2014036157A1 Technique for apex-seal profile design |
| 02/12/2014 | CN203430574U Device for generating power by using pressure energy of minitype natural gas pipeline network |
| 02/11/2014 | US8647088 Rotary engine valving apparatus and method of operation therefor |
| 02/05/2014 | EP2691607A2 Cycloid rotor engine |
| 02/05/2014 | CN203420738U Sealing devices of screw expander |
| 01/29/2014 | EP2689105A2 Vacuum pump with longitudial and annular seals |
| 01/23/2014 | US20140023541 Injection molded seals for compressors |
| 01/21/2014 | CA2671017C Principle and system of sealing the piston of rotary piston engines |
| 01/16/2014 | DE102012106259A1 Rotationskolbenmaschine, Brennkraftmaschine und Blockheizkraftwerk mit Brennkraftmaschine Rotary piston engine, internal combustion engine and CHP with internal combustion engine |
| 01/16/2014 | DE102004008313B4 Kreiskolbenbrennkraftmaschine mit einer verbesserten Innendichtung Rotary piston internal combustion engine with an improved inner seal |
| 01/09/2014 | DE102007026598B4 Rotationskolben-Brennkraftmaschine A rotary piston internal combustion engine |
| 01/08/2014 | CN103502573A Sealing element for a planetary rotation machine |
| 01/02/2014 | US20140003988 Seal Assembly for a Heat Engine |
| 12/25/2013 | CN103477030A Cycloid rotor engine |
| 12/18/2013 | EP2674570A1 Turbine having cooperating and counter-rotating rotors in a same plane |
| 12/18/2013 | EP2673471A2 Sealing element for a planetary rotation machine |
| 12/17/2013 | US8608465 Positive-displacement rotary pump having a positive-displacement auxiliary pumping system |
| 12/11/2013 | CN103443400A Vacuum pump with longitudinal and annular seals |
| 12/10/2013 | US8602757 Rotary device |
| 12/04/2013 | CN203321596U Improved structure of air intake adjusting device |
| 12/04/2013 | CN103422899A Process and device for generating power by pressure energy of small natural gas pipeline network |
| 12/04/2013 | CN103422895A 旋转活塞蒸汽发动机 Rotary piston steam engine |
| 12/03/2013 | US8597006 Apex seal for rotary internal combustion engine |
| 11/27/2013 | CN102301094B Scroll compressor with back pressure pocket receiving discharge pressure fluid |
| 11/26/2013 | CA2737435C Internal combustion engine |
| 11/19/2013 | CA2606034C Skinning of progressive cavity apparatus |
| 11/12/2013 | US8579616 Gear pump |
| 11/07/2013 | WO2013050852A3 Rotary inner combustion engine with a half - cylinder shaped cavity in the rotor |
| 11/07/2013 | WO2013023839A3 Rotary piston machine having an oil sealing system |
| 11/06/2013 | CN103384752A Balance plate assembly for a fluid device |
| 10/16/2013 | CN203239398U Vortex expansion engine |
| 10/08/2013 | CA2496051C Positive displacement rotary device and method of use |
| 10/03/2013 | WO2012159750A3 Rotary piston engine having side plates |
| 10/03/2013 | WO2012135556A3 Cycloid rotor engine |
| 10/03/2013 | WO2012130925A3 Rotary piston engine |
| 10/02/2013 | EP2643553A1 Rotary piston machine, especially rotary engine |
| 09/26/2013 | US20130251579 Idar-ace inverse displacement asymmetric rotating alternative core engine |
| 09/22/2013 | CA2810031A1 Port for rotary internal combustion engine |
| 09/19/2013 | WO2013138404A1 Idar-ace inverse displacement asymmetric rotating alternative core engine |
| 09/17/2013 | US8535030 Gerotor hydraulic pump with fluid actuated vanes |
| 08/27/2013 | US8517705 Rotary engine vane apparatus and method of operation therefor |
| 08/15/2013 | WO2013120049A1 Rotary lobe pump with wiper blades |
| 08/08/2013 | US20130202471 Cylinder dividing mechanism of a pneumatic tool |
| 08/08/2013 | US20130200634 Positive Displacement Expander |
| 07/31/2013 | CN103228869A Seal for the rotor of rotary piston machines |