Patents
Sitemap › F01 - Machines or engines in general; Engine plants in general; Steam engines › F01C - Rotary-piston or oscillating-piston machines or engines › F01C 1 - Rotary-piston machines or engines
Patents for F01C 1 - Rotary-piston machines or engines (9,235)
08/2010
08/05/2010WO2010068144A3 Positive-displacement rotary engine
08/05/2010US20100196187 Vacuum pump for a motor vehicle engine
08/05/2010US20100196186 Gear pump
08/05/2010US20100196184 Scroll compressor with back pressure pocket receiving discharge pressure fluid
08/05/2010US20100196183 Scroll compressor with materials to allow run-in
08/05/2010DE102009008205A1 Rotationskolben-Brennkraftmaschine A rotary piston internal combustion engine
08/05/2010DE102009006217A1 Compressed air-hybrid drive producing method for e.g. petrol engine, of vehicle, involves producing specific volume flow by arbitrarily driven air compressor, and achieving long duration for compressed air motor from produced volume flow
08/04/2010EP2213906A2 A gear and a fluid machine with a pair of gears
08/04/2010EP2213835A1 Device and assembly for metering a viscous medium and method for producing same
08/04/2010EP2212521A1 Sliding vane pump
08/03/2010US7766634 Crescent gear pump with novel rotor set
08/03/2010US7766628 Sealed compressor with structure on lower housing shell to assist weld placement
08/03/2010US7765993 Compressor inlet duct
08/03/2010US7765962 Reciprocating and rotary piston engine
07/2010
07/29/2010US20100189585 Scroll compressor
07/29/2010US20100188028 Drive device comprising a plurality of drives and regulating system for this overall drive
07/28/2010CN101790622A Improved geared hydraulic apparatus
07/28/2010CN101787901A Steam-water helical screw power machine with improved air inlet structure
07/28/2010CN101787900A Vapor-liquid full-flow screw power machine with cooling jacket
07/27/2010US7762799 Oil-cooled screw compressor
07/27/2010US7762228 Device-operating module
07/27/2010CA2338347C Quasi-isothermal brayton cycle engine
07/22/2010WO2010081469A2 Rotary force machine having three rotating displacement bodies with entry pressure flaps and a controller of the inlet openings into the combustion pipe
07/22/2010WO2010081464A2 Fluid energy machine
07/21/2010CN101784754A Spiral-type positive-displacement machine
07/20/2010US7758326 Scroll fluid machine
07/20/2010US7757658 Nagata cycle rotary engine
07/15/2010WO2010080772A2 Rotary energy converter with retractable barrier
07/15/2010WO2010079776A1 Vane-type air motor
07/15/2010WO2010079775A1 Vane-type air motor
07/15/2010WO2010079367A2 Tri-centre rotary machine with lobes
07/15/2010US20100178188 Gerotor motor and brake assembly
07/15/2010US20100178175 Start-Up Control Device and Method for Electric Scroll Compressor
07/15/2010US20100176358 Integrated hydraulic motor and winch
07/15/2010US20100175946 Supercharger-equipped internal combustion engine for saddle-ride type vehicle
07/14/2010EP2205831A1 A rotary fluid-displacement assembly
07/14/2010CN201526411U Large-torque hydraulic gear motor
07/14/2010CN101778999A Screw compressor with integral bearing cover and discharge plenum divider
07/14/2010CN101775998A Air engine
07/14/2010CN101775997A Environment-friendly and energy-saving emission-reduction power machine
07/08/2010WO2010076577A1 Energy converter system
07/08/2010US20100170295 Refrigeration cycle device
07/08/2010DE202009017893U1 Verbrennungsmotor Combustion engine
07/08/2010DE102009004012A1 Engine i.e. internal-combustion engine, for use as feed pump in passenger car, has inlet opening and discharge opening for sucking fresh gases and discharging exhaust gases, and ignition devices provided based on design of engine
07/07/2010EP2204584A1 Screw fluid machine
07/07/2010EP2204532A2 Positive displacement gas turbine engine with parallel screw rotors
07/07/2010EP2204531A1 Scroll device for compression or expansion
07/07/2010CN101772620A Cat-and-mouse type internal combustion engine, and its correlation type crank
07/07/2010CN101769166A Two-stage rolling rotor-type expander
07/07/2010CN101769165A Positive displacement gas turbine engine with parallel screw rotors
07/07/2010CN101769164A Rotary piston cylinder
07/06/2010US7748970 Vacuum pump having fluid port and exhaust system
07/06/2010US7748226 Waste heat utilizing system
07/01/2010US20100166589 Scroll type fluid machine
06/2010
06/30/2010EP2202384A1 Fluid machine and refrigeration cycle device
06/30/2010CN101765701A Vacuum pump for a motor vehicle engine
06/30/2010CN101765700A Displacement machine according to the spiral principle having two sides of support structures
06/30/2010CN101761360A Multi-section type gear power unit
06/30/2010CA2689175A1 Positive displacement rotary components having main and gate rotors with axial flow inlets and outlets
06/24/2010WO2010070913A1 Scroll type fluid machine
06/24/2010WO2010070912A1 Scroll-type fluid machine
06/24/2010US20100158740 Vane Machine
06/24/2010US20100158739 Gear pump with slots in teeth to reduce cavitation
06/24/2010US20100158738 Gear pump with unequal gear teeth on drive and driven gear
06/24/2010US20100158735 Hydraulic machine
06/24/2010US20100158733 Oil-free scroll compressor
06/24/2010US20100158730 Compressor
06/24/2010US20100158729 Rotary expander
06/24/2010US20100154420 Rotary displacement steam engine
06/24/2010DE102008058891B4 Rotationskolbenmaschine mit mehreren axial hintereinander angeordneten Arbeitsbereichen Rotary piston machine with a plurality of axially successively arranged work areas
06/23/2010EP2198126A1 Rotary internal combustion engine or pump
06/23/2010EP2198125A1 Screw compressor pulsation damper
06/23/2010EP2198124A1 Scroll device for compression or expansion
06/17/2010WO2010068145A2 Positive-displacement rotary piston machine
06/17/2010WO2010068144A2 Positive-displacement rotary engine
06/17/2010US20100150766 Rotary sliding vane compressor and blade therefor
06/17/2010US20100150765 Interlocking Device for Holding Body and Flange of Machines Using Bean-Shaped Dowels
06/17/2010US20100150761 Hydraulic machine
06/17/2010US20100147018 Refrigeration apparatus
06/16/2010EP2195511A1 Spiral-type positive-displacement machine
06/16/2010EP1773434B1 Method and apparatus for reducing noise in a roots-type blower
06/15/2010USRE41373 Rotary engine
06/15/2010US7736139 Motor driven by pressure medium supplied from an external pressure source
06/10/2010US20100143175 Internal gear pump with optimized noise behaviour
06/09/2010CN201502407U Scroll engine
06/08/2010US7730869 Housing wheel engine
06/03/2010WO2010061305A2 Rotor motor with double stators
06/03/2010US20100135840 Screw compressor
06/02/2010EP2192265A2 Rotary Machine
06/02/2010CN201496108U Air motor
06/02/2010CN101338747B Double oil path vane pump /motor
06/01/2010US7726957 Rotating piston machine with dual suspension
06/01/2010US7726285 Diesel engine and supercharger
05/2010
05/26/2010CN201486743U Noncircular planetary wheel hydraulic motor
05/26/2010CN201486601U Roller motor
05/26/2010CN101713300A Scroll expander
05/26/2010CN101713299A Scroll expander
05/26/2010CN101031722B 压缩机 Compressor
05/25/2010US7722346 Oil supply method of two-stage screw compressor, two-stage screw compressor applying the method, and method of operating refrigerating machine having the compressor
05/25/2010US7722345 Screw compressor
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