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)
01/2004
01/14/2004CN2599242Y Rotor sliding-vane engine device
01/14/2004CN1134592C Screw compressor
01/14/2004CN1134591C Compressor and air conditioner
01/13/2004US6675765 Rotary type fluid machine, vane type fluid machine, and waste heat recovering device for internal combustion engine
01/08/2004WO2004003360A1 In-turn rotary piston engine
01/08/2004WO2004003345A1 Internal gear machine with variable capacity
01/07/2004EP1377728A1 Rotary compressor
01/07/2004CN1133796C Split-type compression ignited rotor engine
01/06/2004US6672275 Rotary machine and thermal cycle
01/06/2004US6672274 Rotary piston internal combustion engine
01/06/2004US6672065 Multiple stage compressor with rotors using rollers
01/06/2004US6672064 Rankine cycle generation of electricity
12/2003
12/31/2003WO2004001229A1 Screw rotor
12/31/2003WO2003067030A3 Gerotor apparatus for a quasi-isothermal brayton cycle engine
12/31/2003CN1464178A Rotary wiper blade type engine and operational process thereof
12/31/2003CN1464177A Round type rotary piston engine
12/31/2003CN1133011C Gap distribution for reducing leakage area
12/30/2003US6668786 Rotary type fluid machine, vane type fluid machine, and waste heat recovering device for internal combustion engine
12/30/2003US6668767 Internal combustion engine rotatory (turbovolante)
12/25/2003US20030233995 Gear synchronized articulated vane rotary machine
12/24/2003WO2002063151A8 Two-dimensional positive rotary displacement engine
12/24/2003CN1463324A 旋转引擎 Rotary engine
12/24/2003CN1131927C 单转子内燃机 Single rotor internal combustion engine
12/18/2003US20030231971 Minimal contact seal positive displacement device method and apparatus
12/17/2003EP1371850A1 Rotary fluid pressure device with a vented high pressure shaft seal
12/17/2003EP1370748A1 Poly-induction machines and differential turbines
12/17/2003CN1131374C Rotary positive displacement expansion engine
12/16/2003US6663370 Condenser motor
12/16/2003US6662774 Rotary internal combustion engine
12/16/2003US6662583 Adaptive control for a cooling system
12/16/2003US6662578 Refrigeration system and method for controlling defrost
12/16/2003CA2097161C Power regulator for a pressure fluid motor
12/11/2003WO2003102420A1 Gear pump
12/11/2003WO2003102377A1 Rotary piston internal combustion engine
12/11/2003WO2003010456A3 Torus crank mechanism
12/11/2003US20030228237 Gerotor apparatus for a quasi-isothermal Brayton Cycle engine
12/11/2003US20030227140 Vented high pressure shaft seal
12/10/2003EP1212533B1 Rotary displacement machine with at least two displacement gearwheels with external teeth and a housing for such a machine
12/10/2003CN1460607A Counter-rotating positive displacement machinery
12/10/2003CN1130501C Rotor pump
12/09/2003US6659067 Radial vane rotary device and method of vane actuation
12/09/2003US6659066 Gear synchronized articulated vane rotary machine
12/09/2003US6659065 Flexible vane rotary engine
12/04/2003WO2003100254A1 Twin piston fluid compressor or pump apparatus with an annular bore housing
12/04/2003WO2003100230A1 Modular rotary engine with tangential explosion
12/03/2003EP1366294A2 Rotary positive displacement machine
12/03/2003EP1366289A1 Minimal contact seal positive displacement device method and apparatus
12/03/2003EP1366275A1 Rotary combustion engine
12/03/2003CN1459549A Finned pump type internal combustion engine
11/2003
11/27/2003WO2003098128A1 Refrigerating machine
11/27/2003WO2003098016A1 Rotary engine with counter-rotating housing and crankshaft
11/27/2003WO2003098005A1 Retro-mechanical, post-mechanical, bi-mechanical traction engines
11/27/2003WO2003098004A1 Rotary combustion engine
11/27/2003WO2003062604A3 Rotary positive displacement machine
11/27/2003US20030219336 Reversible volumetric machine
11/27/2003US20030217730 Rotary piston engine in trochoidal design
11/27/2003CA2386355A1 Summary of motors with no idle time
11/27/2003CA2386353A1 Centre-firing primary engine
11/27/2003CA2386350A1 Power motor with retention
11/27/2003CA2386349A1 Cylindrical forms ideal for poly-induction motors
11/26/2003EP1365151A1 Gerotor motor with lubrication grooves
11/26/2003EP1365105A1 Reversible gearwheels volumetric machine
11/26/2003CN1458392A Rotary motor of circular cylinder
11/26/2003CN1128935C Pump simultaneously producing pressure and negative pressure
11/25/2003US6651609 Nagata cycle rotary engine
11/20/2003WO2003095800A1 Rotary piston internal combustion engine with an improved combustion process
11/20/2003WO2003095799A1 Non-eccentric devices
11/20/2003US20030215346 Non-eccentric devices
11/20/2003US20030215345 Gerotor apparatus for a quasi-isothermal brayton cycle engine
11/20/2003US20030213460 Rotary engine with counter-rotating housing and output shaft mounted on stationary spindle
11/17/2003CA2385608A1 Polyturbine with backflow preventer ii
11/13/2003WO2003093649A1 Screw compressor-expander machine
11/13/2003WO2003066360B1 Hybrid traction system for vehicles
11/13/2003WO2003014550A8 Internal combustion engine and method for the operation thereof
11/13/2003US20030209221 Rotary positive displacement device
11/12/2003CN1127624C Pair of co-operating screw rotors, screw rotor and rotary screw machine
11/11/2003US6644947 Wave tooth gears using identical non-circular conjugating pitch curves
11/06/2003WO2003091545A1 Hydraulic motor
11/06/2003WO2003091544A1 Rotary internal combustion engine
11/06/2003WO2003091543A1 Gerotor type machine
11/06/2003WO2002061247A8 Rotary combustion engine
11/05/2003CN1454293A 螺杆机 Screw Machine
11/05/2003CN1126871C Compressor assembly with positive displacement pump capable of rotating oppositely
11/05/2003CN1126861C Complex wheel-tooth type IC engine
10/2003
10/30/2003WO2003089766A1 Vane rotary expansion engine
10/30/2003WO2003089765A1 Rotary pistons machine
10/30/2003US20030200951 Internal combustion engine and method
10/30/2003DE20312257U1 Rotary motor has two intermeshing cog-shaped pistons within two overlapping adjacent circular combustion chambers
10/29/2003CN1452696A Rotary fluid machinery
10/29/2003CN1452695A Rotary fluid machinery
10/29/2003CN1452694A Rotary fluid machinery
10/29/2003CN1452687A Rankine cycle device
10/28/2003US6637383 Pivoting piston rotary power device
10/28/2003US6637313 Rotary pump
10/23/2003WO2003087553A1 Four-stroke rotary internal-combustion engine
10/23/2003DE10217228C1 Vane machine powered by steam or a gas, also as a rotating piston motor, has sealing rings which are under pressure from the expanding power medium to give sealing between the vane cell with low friction and wear
10/22/2003EP1101024B1 Gerotor compressor and gerotor expander
10/22/2003CN1450268A Suspension type scroll fluid compressor with omnibearing complying structure
10/22/2003CN1450252A 内燃机 Internal combustion engine
10/22/2003CN1450251A Rotary piston type engine mechanism and device
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