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)
05/1983
05/25/1983EP0022781B1 Gear machine
05/24/1983US4384832 Engine with counter-rotating rotors having hemicylindrical pistons
05/24/1983US4384831 Scroll-type fluid apparatus provided with means for counteracting a moment exerted on orbiting scroll member
05/10/1983US4382755 Driveshaft arrangement for trochoidal rotary device
05/04/1983EP0078148A1 Biased drive mechanism for an orbiting fluid displacement member
05/04/1983EP0078128A1 A drive bearing device for a fluid displacement apparatus
04/1983
04/20/1983EP0077214A1 High efficiency scroll type compressor
04/20/1983EP0077213A1 A scroll type fluid displacement apparatus
04/20/1983EP0077212A1 Pulley mechanism for fluid displacement apparatus
04/19/1983US4380420 Internal gear machine with rotary valve disk
04/19/1983US4380220 Internal combustion engine
04/12/1983CA1144529A1 Scroll-type compressor units
03/1983
03/30/1983EP0075053A1 Wear-resisting means for scroll-type fluid-displacement apparatuses
03/09/1983EP0073271A1 Annular toothed gear motor
02/1983
02/22/1983CA1141671A1 Rotary internal combustion engine
02/17/1983WO1983000527A1 Displacement feed machine, particularly annular rotary piston machine
02/15/1983US4373879 Alternating rotor motor with spring clutches
02/15/1983US4373484 Rotary piston mechanism
02/01/1983US4371324 Helical gear machine with improved high pressure port
02/01/1983US4371323 Spiral rotation displacement machine with parallel motion devices ensuring relative torsional rigidity
01/1983
01/26/1983EP0070617A2 Scroll type fluid displacement apparatus
01/25/1983US4370109 Rotary piston-internal combustion engine having a central axis
01/20/1983WO1983000199A1 Method, system and apparatus utilizing magnets to amplify fluid energy
01/18/1983CA1139812A1 Thrust bearing/coupling component for scroll-type orbiting machinery and scroll- type machinery incorporating the same
01/12/1983EP0069604A1 Hydraulic pumps or motors with helicoidal gears (screw turbines)
01/11/1983US4368011 Cylindrical tooth set having a concave socket and a cylindrical tooth engaging each other on the transverse line of eccentricity
01/05/1983EP0068354A1 A fluid pump or motor of the sliding vane type
12/1982
12/08/1982EP0066457A2 Driving support mechanism for an orbiting scroll of a scroll type fluid displacement apparatus
12/08/1982EP0066426A2 Scroll manufacturing tool
12/07/1982US4362481 Rotary vane machine with rings radially constraining the vanes
12/07/1982US4362479 Rotary fluid pressure device and lubrication circuit therefor
12/07/1982US4362014 Rotary machines and power systems using said machines
12/01/1982EP0065591A1 Rotary piston machines, especially with vanes
11/1982
11/24/1982EP0065261A2 Axial sealing mechanism for scroll type fluid displacement apparatus
11/23/1982US4359980 Rotating piston engine with constant torque arm drive of its power take-off shaft
11/10/1982EP0064356A1 A compressor
11/02/1982US4357133 Rotary gerotor hydraulic device with fluid control passageways through the rotor
10/1982
10/27/1982EP0063529A1 Construction of the sliding vanes for a fluid pressure rotary machine
10/27/1982EP0063240A2 Rotary piston engine
10/20/1982EP0062747A2 Hydraulic gear motor
10/19/1982US4354462 Internal combustion engine
10/19/1982CA1133958A1 Axial compliance/sealing means for improved radial sealing for scroll apparatus and scroll apparatus incorporating the same
10/13/1982EP0062447A2 Rotary engine
10/13/1982EP0062087A1 Rotary-piston machine with periodically variable rotating speed
10/13/1982EP0062043A1 Method and machine for obtaining a quasi-isothermal transformation in gas compression or expansion processes.
10/12/1982US4353331 Dual-expansion internal combustion engine utilizing an oscillating piston inside an oscillating piston
10/06/1982EP0061698A1 Orbiting piston type fluid displacement apparatus with a rotation preventing device
10/05/1982US4352641 Self-contained rotary fuel pump
09/1982
09/29/1982EP0061293A1 Rotary fluid pressure device and lubrication circuit therefor
09/29/1982EP0061065A2 Scroll type fluid displacement apparatus
09/29/1982EP0061064A2 An orbiting piston type fluid displacement apparatus with rotation preventing mechanism
09/22/1982EP0060496A2 Axial clearance adjustment mechanism for scroll type fluid displacement apparatus
09/22/1982EP0060495A2 An improved rotation preventing device for an orbiting piston type fluid apparatus
09/21/1982US4350480 Intermeshing screw rotor machine with specific thread profile
09/21/1982US4350479 Scrool-type fluid machine with liquid-filled force-balanced pockets
09/15/1982EP0060140A1 Scroll type compressor with displacement adjusting mechanism
09/15/1982EP0059925A1 Drive mechanism for a scroll type fluid displacement apparatus
09/14/1982US4348865 Helical gear machine with regulated outlet
09/14/1982CA1131498A1 Axial flowing multiple purpose flow equipment
09/08/1982EP0059612A2 A method, broaching tool and broaching machine, for forming scroll members for scroll-type apparatus
09/08/1982EP0059611A2 A method for forming scroll members for scroll-type apparatus
09/08/1982EP0059474A1 Method and tool for manufacturing a spiral element for a scroll member used in scroll type fluid displacement apparatus
09/08/1982EP0059467A1 Method of fabricating two-piece scroll members and resulting scroll members
09/01/1982EP0058770A1 Vane motor for clockwise and anticlockwise rotation
08/1982
08/31/1982CA1130844A1 System for cooling motor bearings
08/19/1982WO1982002739A1 Mechanically actuated tip seals for scroll apparatus and scroll apparatus embodying the same
08/18/1982EP0057776A2 Apparatus through which a fluid can flow under counter-pressure
08/17/1982US4344746 Distributor for the progressive and reversible supply of an air motor, in particular for hand-held dental instruments
08/11/1982EP0057652A2 Reaction element and assembly method for fluid pressure rotary machine with axially sliding vanes
08/10/1982US4343600 Fluid pressure operated pump or motor with secondary valve means for minimum and maximum volume chambers
08/03/1982US4342297 Rotary internal combustion engine
08/03/1982US4342296 Rotary internal combustion engine
08/03/1982US4342295 Rotary internal combustion engine
07/1982
07/06/1982US4338067 Alternating piston machine with rotating end walls and chain drive
07/06/1982US4337741 Rotary internal combustion engine
06/1982
06/30/1982EP0054568A1 Toroidal cylinder internal combustion engine
06/16/1982EP0053605A1 Reversible rotary vane vacuum motor
06/15/1982US4334841 Mechanical devices forming an engine
06/09/1982EP0053342A2 Screw rotor
06/08/1982CA1125093A1 Bottom-hole multistart screw motor
06/02/1982EP0052629A1 Method for converting one form of energy into another form of energy
05/1982
05/26/1982EP0052162A1 Rotary piston engine with sliding vanes operating with expanding gases
05/12/1982EP0051116A1 Compressed air vane motor
05/05/1982EP0050974A1 Scroll member and method of producing same
04/1982
04/27/1982US4326391 Rankine-cycle-engine-driven cooling-and-heating system
04/21/1982EP0049881A1 Scroll type fluid displacement apparatus with compression modifying means
04/15/1982WO1982001220A1 Method and machine for obtaining a quasi-isothermal transformation in gas compression or expansion processes
04/15/1982WO1982001215A1 Rotary vane type motor
04/14/1982EP0049495A1 Scroll type fluid displacement apparatus
04/13/1982US4324538 Rotary positive displacement machine with specific lobed rotor profiles
04/13/1982US4324537 Rotary machine with a plurality of rotors having peripheral rolling contact
04/13/1982CA1121776A1 Compressors
04/06/1982CA1121212A1 Stator for a downhole fluid operated motor and method of assembling the same
04/01/1982WO1982001032A1 Rotary piston machine
04/01/1982WO1982001031A1 Birotary internal combustion engine
04/01/1982WO1982001030A1 Planetary hydromotor
03/1982
03/31/1982EP0048415A1 Rotary-piston machine
03/31/1982EP0048322A1 Gear machine with centering means for the cover plates
03/30/1982US4321897 Internal combustion engine
03/23/1982US4321022 Inter-engaging threaded rotor and pinion machine with multi-edged pinion tooth flanks
1 ... 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93