Patents for F01C 1 - Rotary-piston machines or engines (9,235)
07/2001
07/18/2001CN1303989A Admission mechanism for double-rotor engine
07/11/2001CN1303464A Rotary machine
07/11/2001CN1302943A Engine with digonal rotor
07/10/2001US6257851 Generalized minimum diameter scroll component
07/10/2001US6257196 Rotary disc engine
07/05/2001WO2001048359A1 O-ring type rotary engine
07/05/2001WO2001048356A1 Rotary internal combustion engine
06/2001
06/28/2001WO2001046562A1 Screw machine
06/28/2001WO2001046561A1 A rotary apparatus
06/27/2001EP1111187A2 Screw machine
06/27/2001CN1300904A Screw rod mechanism
06/26/2001US6250399 Pneumatic tool with a reverse valve having an overdrive
06/26/2001US6250280 Rotary drive engine
06/26/2001US6250279 Rotary internal combustion engine
06/26/2001US6250278 Rotary machine
06/26/2001US6250277 Toroidal internal combustion engine
06/20/2001CN1299918A 转子发动机 Rotary engine
06/20/2001CN1067465C Scroll compressor having discharge port inserts
06/19/2001US6247444 Rotary motor using pistons
06/19/2001US6247443 Rotary internal combustion engine and rotary internal combustion engine cycle
06/13/2001CN1299444A Vacuum pump
06/13/2001CN1299443A Rotary piston pump
06/13/2001CN1299434A Rotating piston machine with three-blade rotors
06/13/2001CN1299002A Multi-group single-strike rotary IC engine
06/13/2001CN1299000A Heat machine with circulation-flow jet rotor
06/12/2001US6244844 Fluid displacement apparatus with improved helical rotor structure
06/07/2001WO2001040630A1 Internal combustion engine
06/07/2001WO2001009485A8 Reciprocating vane type rotary internal combustion engine
06/06/2001EP1104840A2 Internal combustion engine
06/05/2001US6241500 Double-throw air motor with reverse feature
06/05/2001US6241499 Rotary piston engine
06/05/2001US6241497 Cooling system for a rotary vane pumping machine
05/2001
05/31/2001WO2001038696A1 Rotary piston assembly
05/31/2001US20010002239 Adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor
05/30/2001EP0746672B1 Positive displacement pump apparatus
05/29/2001US6237560 Overexpansion rotary engine
05/23/2001EP1101024A1 Quasi-isothermal brayton cycle engine
05/17/2001WO2001034945A1 Screw rotor machine having means for axially biasing at least one of the rotors
05/17/2001WO2001034944A1 Rotary engine with internal combustion
05/17/2001WO2001034943A1 An engine
05/16/2001CN1065948C Lightweight scroll element and method of making the same
05/15/2001US6231468 Desmodromic mechanism
05/10/2001WO2001033082A1 Vane type fluid machinery
05/10/2001WO2001033048A1 Coupling structure for expansion unit output shaft and driven-side transmission shaft
05/10/2001WO2000029720A9 Fluid energy transfer device
05/10/2001DE19953752A1 Rotary piston motor e.g. for compressor, with two rotary pistons and traveler connected to eccentric drive element
05/08/2001US6227832 Rotating piston machine
05/08/2001US6226986 Rotary positive displacement fluid machine
05/01/2001US6224358 Rotary pump/turbine apparatus and integrated valve system
05/01/2001US6224356 Check valve stop and ports
04/2001
04/25/2001CN1292453A 转子发动机 Rotary engine
04/25/2001CN1065027C Speed detector of scroll-type fluid machine
04/24/2001US6220841 Displacement type fluid machine
04/19/2001DE19948006A1 Internal combustion engine for producing torque from the combustion of gasoline, diesel, vegetable oil, biogas or hydrogen comprises a closed combustion and generating chamber in the shape
04/19/2001DE19942687A1 Rotating disk machine used as a compressor or vacuum pump for gaseous media comprises a side wall part which limits the compression chamber and can be displaced away from a side wall from the operating position into an emptying position
04/19/2001DE19645924C2 Rotationskolbenmotor mit innerer Kühlung Rotary piston engine with internal cooling
04/19/2001DE10003829A1 Turbine engine for motor vehicles consists of compressor, combustion chamber, and turbine, which are adapted individually to operational demands
04/18/2001EP1092838A2 Internal combustion revolving engine
04/18/2001EP1092083A1 Rotary engine and compressor
04/18/2001EP0988445A4 Method of reducing pollution emissions in a two-stroke sliding vane internal combustion engine
04/18/2001CN1292060A Rotary-piston machine
04/17/2001US6217303 Displacement fluid machine
04/11/2001CN1290589A Method for machining bearing box and equipment
04/10/2001US6213744 Phased rotary displacement device
04/10/2001US6213743 Displacement type fluid machine
04/10/2001US6213742 Scroll-type fluid mover having an eccentric shaft radially aligned with a volute portion
04/10/2001US6213731 Compressor pulse width modulation
04/05/2001WO2001023712A1 Internal combustion engine with circularly arranged cylinders and pistons
04/05/2001DE10040977A1 Compressor-regenerator combination for fuel cell has displacement compression and regenerative mechanism parts connected to fuel cell delivery and gas output sides respectively
04/04/2001EP1088153A1 Displacement machine based on the spiral principle
04/03/2001US6210135 Internal combustion rotary engine
04/03/2001CA2178881C Scroll type fluid machine
03/2001
03/29/2001WO2001021937A2 Rotary machine
03/29/2001WO2000058605A8 Helical rotor structures for fluid displacement apparatus
03/28/2001EP1087142A2 Scroll compressor capacity control
03/28/2001EP1086297A1 Method to seal a planetary rotor engine
03/28/2001CN1289011A Pulse-width modulation of compressor
03/28/2001CA2314704A1 Compression regenerative machine for fuel cell
03/27/2001US6206668 Fluid machine
03/27/2001CA2047271C Volumetric meter for liquids and/or gases
03/22/2001WO2001020167A1 A rotary positive-displacement fluid machine
03/22/2001WO2001020145A1 Internal combustion engine with a rotor and blades (and variants thereof), blade oscillating mechanism, blade sealing unit and support bearing of a blade oscillating mechanism
03/22/2001WO2001020132A1 A rotary positive-displacement fluid machine
03/21/2001CN2424313Y Butterfly type volumn variator
03/21/2001CN2424297Y Rotary piston I.C. engine
03/21/2001CN1063527C Shell-rotating double-action variable vane motor
03/20/2001US6203439 Hydraulic machine
03/20/2001US6203301 Fluid pump
03/15/2001WO2001018360A1 Pair of interacting gear rims of the rotary machine
03/15/2001DE19655102C2 Rotationskolbenmotor mit Zündschutz der Einlaßventile Rotary engine with ignition protection of the intake valves
03/15/2001CA2383749A1 Pair of interacting gear rims of the rotary machine
03/15/2001CA2317367A1 Rotary positive displacement device
03/14/2001EP1082521A1 A rotary machine
03/14/2001EP1082520A1 Rotary machines
03/08/2001WO2001016489A2 Rotary displacement machine with at least two displacement gearwheels with external teeth
03/08/2001DE19941327A1 Rotary stroke piston engine for aircraft, vehicles and machines has force transfer through triple chain running on toothed wheels with four strokes taking place simultaneously
03/07/2001CN1286349A Collimating engine
03/06/2001US6196814 Positive displacement pump rotatable in opposite directions
03/06/2001US6195990 Hydraulic machine comprising dual gerotors
03/01/2001DE19940730A1 Außenzahnradpumpe External gear pump
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