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)
06/2005
06/01/2005CN2703144Y Mechanical booster for internal combustion engine
06/01/2005CN2703126Y Disrotatory rotor internal combustion engine
06/01/2005CN1621660A Kneading positive-displacement method of fluid machinery and mechanism and purpose thereof
05/2005
05/26/2005WO2005047655A1 Rotary piston engine
05/26/2005US20050112013 Method and apparatus for reducing noise in a roots-type blower
05/26/2005US20050109310 Rotary machine and thermal cycle
05/26/2005US20050109309 Dual rotor internal combustion engine
05/25/2005CN1620545A Compressed air motor
05/25/2005CN1203259C Jetting Roots aeration machine
05/24/2005US6896498 Scroll compressor with hot oil temperature responsive relief of back pressure chamber
05/24/2005US6895923 Rotary and centrifugal driven internal combustion engine
05/19/2005WO2005045197A1 Rotary piston thermal engine device
05/19/2005DE20221053U1 Hydraulic rotary motor for rotation of electrical load mounted on a vehicle, e.g. an excavator, has electrical supply leads for latter fed through stationary head of motor
05/19/2005DE10348294A1 Rotary-piston engine for motor vehicle has sprocket connected to rotor in a hollow wheel so that eccentric runner runs at half of angular velocity of cam
05/19/2005DE10347337A1 Axial vane hydraulic machine for use as stationary or mobile motor or pump has valve body connected to manually operated control handle and has passages admitting fluid to working chambers
05/19/2005DE102004050415A1 Gaskompressionseinrichtung, die einen Schmiermittelaustritt verhindern kann Gas compression device that can prevent lubricant leakage
05/19/2005DE102004044301A1 Rotating piston machine has electric motor installed in motor casing co-axially with driving component of machine's rotor, with machine casing and motor casing interconnected, and electric motor and rotor running on common axis
05/18/2005CN1616826A 涡旋式压缩机 Scroll compressor
05/18/2005CN1202350C Dual Y typed rotor piston internal combustion engine
05/17/2005US6893240 Screw machine
05/17/2005US6892692 Rotary piston engine and method of operation
05/12/2005WO2005042942A1 Prime mover
05/12/2005WO2005042923A1 Positive displacement device
05/12/2005US20050100469 Scroll compressor
05/12/2005US20050098143 Two-cycle engine for counter-rotation especially for aviation applications
05/12/2005DE202005001449U1 Rotary slider pump, compressor and motor with circular ring rotated within annular channel provided in stator and cooperating with channel inner and outer contours for defining opposing inner and outer chambers
05/12/2005DE19842050B4 Spiralverdichter Scroll compressor
05/11/2005EP1529959A1 Scroll fluid machine
05/11/2005CN1615403A Rotary radial piston machine
05/11/2005CN1614198A Rotor IC engine without, piston crank shaft and link rod
05/10/2005US6891049 Method for producing N-alkoxy-N-alkylamides
05/05/2005US20050095161 Rotary vane compressor with interchangeable end plates
05/04/2005EP1527281A1 Rotary screw machine and method of transforming a motion in such a machine
05/04/2005EP1423588B1 Modular revolving cylinder engine with tangential combustion
05/04/2005DE202004019630U1 Rotary combustion engine has ring-shaped combustion chamber and a skewed or radial separating plate
05/04/2005CN1611746A Two-star rotary engine
05/03/2005US6887059 Lever-mechanism motor or pump
05/03/2005US6887057 Minimal contact seal positive displacement device method and apparatus
05/03/2005US6887053 Rotary piston engine in trochoidal design
05/03/2005US6887045 Hydraulic transformer
05/03/2005US6886528 Rotary machine
05/03/2005US6886527 Rotary vane motor
05/03/2005US6886326 Quasi-isothermal brayton cycle engine
04/2005
04/28/2005WO2005038212A1 Rotary engine
04/28/2005WO2005038198A1 A hydraulically operated power unit
04/28/2005WO2005001254A3 Rotary engine system
04/28/2005US20050087156 Lever-mechanism motor or pump
04/28/2005US20050087066 Rotary fluid machine
04/26/2005US6884051 Rotary fluid machinery
04/26/2005US6883489 Rotational engine
04/26/2005US6883488 Rotary combustion engine
04/21/2005US20050084404 Gas compression apparatus capable of preventing lubricant leakage
04/21/2005US20050081818 Geroter type internal combustion engine
04/20/2005EP1523608A2 Rotary positive displacement device
04/20/2005CN2693954Y Novel gasoline and diesel engine
04/20/2005CN1607478A An adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor
04/19/2005US6881046 Scroll type fluid machine
04/19/2005US6881044 Rotary vane compressor with interchangeable end plates
04/14/2005WO2005033519A1 Plural screw positive displacement machines
04/14/2005US20050079951 Hybrid traction system for vehicles
04/14/2005US20050079084 Rotary pistons
04/14/2005US20050076884 Rotary internal-combustion engine
04/14/2005US20050076641 Rotary fluid machinery
04/13/2005EP1522675A2 Rotary internal-combustion engine
04/13/2005EP1521897A1 Compressed-air operated rotary vane motor
04/12/2005US6877340 Expander
04/07/2005US20050072398 Positive displacement turbine engine
04/06/2005CN2690609Y Burning jet power machine
03/2005
03/31/2005DE10340061A1 Rotary piston engine has housing and pistons with volume between rib of first piston, housing and second piston changing linearly with the rotational angle in a certain angular range
03/30/2005CN2688932Y Rotary anti-oil-returning vacuum/compression two-purpose pumps
03/30/2005CN1601066A Rotary vane engine in burning closely
03/30/2005CN1601065A Closed combusted full-rotated engine
03/24/2005WO2005026500A1 Rotary and pivoting vane pump
03/24/2005WO2005026499A1 Rotary expansion machine and fluid machinery
03/24/2005WO2005026498A1 Rotary internal combustion engine
03/24/2005US20050063855 Rotary fluid machinery
03/24/2005DE102004030360A1 Pneumatic cylinder for pneumatic tool has two sealing rings located in cavities in sealing caps and installed between bottom walls of cavities and end faces of bearings so that between them exists an air seal arrangement
03/24/2005CA2442351A1 Retro-rotary, post-rotary and bi-rotary power machines (conclusion)
03/23/2005EP1516105A1 Internal gear machine with variable capacity
03/23/2005EP0988445B1 Method of reducing pollution emissions in a two-stroke sliding vane internal combustion engine
03/23/2005CN1598320A Positive displacement compressing pump
03/23/2005CN1598288A Dual-active blade type secondry component
03/23/2005CN1598287A Mono-active blade type secondary component
03/23/2005CN1598267A Rotating engine
03/23/2005CN1598266A Rotating spherical engine
03/22/2005US6868822 Rotary piston engine
03/17/2005WO2005024237A1 Rotating piston machine
03/17/2005WO2005024236A1 Rotating piston machine
03/17/2005WO2005024203A1 Rotary machine (variants), a working member therefor and an propulsion device using said rotary machine
03/17/2005WO2005024200A2 Planetary rotary internal combustion engine
03/17/2005DE102004033862A1 Fluidmaschine, die als Expansions- und Kompressionsvorrichtung dient Fluid machine serving as expansion and compression device
03/17/2005CA2538004A1 Rotary piston machine
03/17/2005CA2537821A1 Planetary rotary internal combustion engine
03/17/2005CA2536279A1 Rotary piston machine
03/16/2005EP1514028A1 Twin piston fluid compressor or pump apparatus with an annular bore housing
03/16/2005CN1596332A Rotary volumetric machine
03/16/2005CN1594839A Rotary-piston machinery
03/16/2005CN1193162C Rotary volume type machine
03/10/2005WO2005021933A1 Rotary mechanism
03/10/2005US20050051168 Portable ventilator system
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