| Patents for F01C 1 - Rotary-piston machines or engines (9,235) |
|---|
| 03/23/1982 | CA1120447A1 Rotating piston variable displacement machine |
| 03/16/1982 | US4319551 Rotary internal combustion engine |
| 03/10/1982 | EP0046946A1 Universal rotating machine for expanding or compressing a compressible fluid |
| 03/03/1982 | EP0046586A2 Internal combustion engine |
| 03/02/1982 | CA1119139A1 Rotary positive displacement machines |
| 02/24/1982 | EP0046293A2 Rotary fluid pressure device and valve-seating mechanism therefor |
| 02/23/1982 | US4316439 Rotary engine with internal or external pressure cycle |
| 02/09/1982 | US4314533 Rotary engine employing double eccentric |
| 02/04/1982 | WO1982000316A1 Rotary piston machine with rocking obturator members |
| 02/02/1982 | CA1117369A1 Rotary machine |
| 01/26/1982 | US4312629 Universal rotating machine for expanding or compressing a compressible fluid |
| 01/21/1982 | WO1982000176A1 Toroidal cylinder internal combustion engine |
| 01/21/1982 | WO1982000173A1 Planetary hydromotor |
| 01/21/1982 | WO1982000172A1 Planetary hydromotor |
| 01/20/1982 | EP0043899A1 Annular gear pump |
| 01/20/1982 | EP0043880A1 Rotary external combustion engine |
| 01/19/1982 | US4311442 Rotary piston machine with alternating pistons and sealings therefor |
| 01/19/1982 | US4311121 Rotary device |
| 01/13/1982 | EP0043702A2 Scroll-type fluid displacement apparatus with chamber-pressure equalizing means |
| 01/13/1982 | EP0043701A2 Capacity control for a scroll-type fluid displacement apparatus |
| 01/06/1982 | EP0042890A1 An internal combustion engine having an orbital inner body or piston member working in a housing |
| 12/29/1981 | US4308002 Wankel-type engine with semi-circular sectional configuration for chamber end surface |
| 12/23/1981 | EP0042027A1 Soren-rotor expansion engine |
| 12/22/1981 | US4306845 Rolling rotor expansible chamber machine with rolling seal cylinder |
| 12/16/1981 | EP0041802A1 Scroll type fluid displacement apparatus |
| 12/10/1981 | WO1981003522A1 Method for converting one form of energy into another form of energy |
| 12/10/1981 | WO1981003520A1 Reversible rotary vane vacuum motor |
| 12/08/1981 | US4304535 Scroll-type compressor units with minimum housing and scroll plate radii |
| 11/25/1981 | EP0040236A1 Rotary engine |
| 11/17/1981 | US4300874 Rotary machine with lenticular rotor and a circular guide member therefor |
| 11/11/1981 | EP0039623A1 Improvements in or relating to scroll-type fluid displacement apparatus |
| 11/11/1981 | EP0039622A1 Improvements in or relating to fluid displacement apparatus |
| 11/10/1981 | CA1112224A1 Rotary positive displacement machines |
| 11/03/1981 | US4298318 Rotary valve for fluid motor or pump |
| 10/27/1981 | US4297090 Rotary expansion power unit with valve disc connected to crankshaft |
| 10/27/1981 | US4296936 Seal mechanism for the rotor periphery of a rotary piston engine |
| 10/21/1981 | EP0038152A1 Improvements in scroll-type fluid displacement apparatus |
| 10/20/1981 | US4295805 Hydraulic rotary toothed piston engine with flow through the toothed gaps |
| 10/14/1981 | EP0037658A1 Balancing means for a scroll-type fluid displacement apparatus |
| 09/23/1981 | EP0036220A2 Rotary-piston engine with a central axe |
| 09/23/1981 | EP0036047A1 Rotary-piston internal combustion engine |
| 09/15/1981 | US4289454 Rotary hydraulic device |
| 09/09/1981 | EP0035136A2 Central axis rotary piston internal-combustion engine |
| 09/02/1981 | EP0034958A2 Engine with rotary pistons having a cyclic speed variation and driving means |
| 09/01/1981 | US4286555 Rotary internal combustion engine |
| 09/01/1981 | CA1108009A1 Rotary axial vane mechanism |
| 08/19/1981 | EP0034085A1 Positive-displacement gas generator |
| 08/12/1981 | EP0033544A2 Internal-axis gear-type fluid machine with distribution means |
| 08/06/1981 | WO1981002183A1 Slant axis rotary piston mechanism |
| 08/05/1981 | EP0033026A2 Slant axis rotary piston machine |
| 08/04/1981 | US4281628 High efficiency tri-rotor ballistic engine |
| 08/04/1981 | CA1106291A1 Rotary internal combustion engine with paired edge seals |
| 07/28/1981 | US4280798 Work machine |
| 07/28/1981 | US4280325 Unidirectional energy converter |
| 07/21/1981 | US4279577 Alternating piston rotary engine with latching control mechanism and lost motion connection |
| 07/14/1981 | US4278410 Rotatable pneumatic gear motor having a deformable adjustable sealed chamber |
| 07/14/1981 | US4278409 Compressor |
| 07/07/1981 | US4277230 Gear machine operable as pump or motor with axially spaced and circumferentially offset pair of gears |
| 06/30/1981 | US4276006 System for cooling motor bearings |
| 06/23/1981 | US4274814 Rotative machine for fluids |
| 06/23/1981 | US4274374 Air-cooled rotary internal combustion engine |
| 06/09/1981 | CA1102622A1 Sealing system for a rotary machine |
| 06/03/1981 | EP0029753A1 Volumetric vane machines |
| 06/02/1981 | CA1102179A1 Rotative machine for fluids |
| 05/14/1981 | WO1981001313A1 Rotary engine |
| 05/13/1981 | EP0028349A1 Hydrostatic gear machine |
| 05/12/1981 | US4266516 Internal combustion rotary engine |
| 05/05/1981 | US4265604 Rotary pneumatic tool with valve-closing pin actuated upon overspeed |
| 04/30/1981 | WO1981001169A1 Rotary expansion power unit |
| 04/29/1981 | EP0027665A1 Rotary engine employing double eccentric |
| 04/28/1981 | US4264288 Gerotor machine with flow control recesses in the inner gear member |
| 04/28/1981 | CA1099989A1 Angular compression expansion cylinder with radial pistons |
| 04/21/1981 | CA1099526A1 Unidirectional energy converter engine |
| 04/14/1981 | US4261691 Rotary screw machine with two intermeshing gate rotors and two independently controlled gate regulating valves |
| 04/08/1981 | EP0026747A1 Rotary-piston internal-combustion engine with three pistons and with excentrically operating rotors provided with three radially sliding vanes |
| 03/31/1981 | US4259043 Thrust bearing/coupling component for orbiting scroll-type machinery and scroll-type machinery incorporating the same |
| 03/24/1981 | US4257752 Rotary alternating piston machine with coupling lever rotating around offset crankpin |
| 03/24/1981 | CA1098043A1 Rotary piston machine |
| 03/17/1981 | US4256443 Rotary vane-type engine throttle channels communicating between adjacent working spaces |
| 03/11/1981 | EP0024460A1 Method for arranging rotary machines in several new applications and operating devices |
| 03/10/1981 | CA1097286A1 Scroll-type apparatus with fixed throw crank drive mechanism |
| 03/10/1981 | CA1097225A1 Seal grid system for a rotary piston mechanism |
| 02/24/1981 | US4252511 Rotary compressor or motor with rotors having interengaging blades and recesses |
| 02/18/1981 | EP0023927A1 Combustion motor with rotary piston |
| 02/17/1981 | US4250851 Rotary piston engine |
| 02/11/1981 | EP0023529A2 Rotary piston machine of the external axis type |
| 01/28/1981 | EP0022794A1 Rotating piston engine |
| 01/28/1981 | EP0022782A1 Gear machine. |
| 01/28/1981 | EP0022781A1 Gear machine. |
| 01/27/1981 | US4247268 Rotary vane machine with radial vane constraining members |
| 01/07/1981 | EP0022103A1 A rotary vane machine |
| 01/07/1981 | EP0021765A1 A rotary fluid machine, such as an engine, a pump, a compressor, a brake |
| 01/07/1981 | EP0021764A1 A rotary fluid machine, such as an engine, a pump, a compressor, a brake |
| 01/07/1981 | EP0021763A1 A rotary fluid machine, such as an engine, a pump, a compressor, a brake |
| 01/07/1981 | EP0020335A1 Internal combustion engine with rotating pistons |
| 01/06/1981 | US4243006 Rotary engine with lateral pistons |
| 12/30/1980 | US4242591 Orbitally rotating piston engine |
| 12/30/1980 | US4242065 Sliding vane compressor with end face inserts or rotor |
| 12/30/1980 | US4241713 Rotary internal combustion engine |
| 12/30/1980 | CA1092571A1 Rotary piston compressor |