| Patents for F01C 1 - Rotary-piston machines or engines (9,235) |
|---|
| 06/15/1993 | US5219499 Method for manufacturing screw rotors |
| 06/15/1993 | US5219281 Fluid compressor with liquid separating baffle overlying the inlet port |
| 06/09/1993 | EP0545190A1 Scroll-type fluid displacement machine |
| 06/09/1993 | EP0545188A1 Scroll type fluid displacement machine |
| 06/09/1993 | EP0411000B1 A method for manufacturing screw rotors |
| 06/09/1993 | DE4140316A1 Rotary piston engine - has rotating piston with single lobe profile and valves with sliders at pre and post ignition stages |
| 06/02/1993 | EP0544025A1 Rotary piston engine for compressible and non-compressible medium |
| 06/02/1993 | EP0543809A1 Guided vanes hydraulic power system |
| 06/01/1993 | US5215501 Hysteresis magnet coupling for roots type pumps |
| 05/27/1993 | WO1993010332A1 Multichamber turbo engine |
| 05/26/1993 | EP0542759A1 A multi-chamber rotary lobe fluid machine with positive sliding seals |
| 05/26/1993 | EP0435878B1 Planetary piston internal combustion engine |
| 05/19/1993 | CN2133674Y Pneumatic engine |
| 05/07/1993 | CA2055070A1 Reciprocating rotating vane pump or engine |
| 05/05/1993 | CN1071731A Inclined ball axle capacity changing machine |
| 05/05/1993 | CN1020497C Scroll type fluid machinery |
| 05/04/1993 | US5207568 Rotary screw compressor and method for providing thrust bearing force compensation |
| 04/29/1993 | WO1993008389A1 Rotary-piston internal combustion engine |
| 04/29/1993 | WO1993008388A1 Rotary internal combustion engine |
| 04/29/1993 | WO1993008387A1 Piston engine |
| 04/29/1993 | WO1993008374A1 Wing motor |
| 04/28/1993 | EP0539273A1 Volumetric machine with planetary movement and hypertrocoidal geometry |
| 04/28/1993 | EP0538449A1 Revolting-rotating vane meter-motor-pump |
| 04/21/1993 | EP0538179A1 High to low side bypass to prevent reverse rotation |
| 04/21/1993 | EP0419531B1 Rotary positive displacement compressor and refrigeration plant |
| 04/20/1993 | US5203858 Alternating velocity rotary engine employing a gear control mechanism |
| 04/20/1993 | US5203686 Rotary compressor with span type discharge valve |
| 04/20/1993 | US5203685 Piston unloader arrangement for screw compressors |
| 04/20/1993 | US5203684 Oscillating piston pump or similar machine |
| 04/20/1993 | US5203297 Rotary engine |
| 04/20/1993 | US5203287 Oscillating piston engine |
| 04/14/1993 | EP0536267A1 Adjustable rotor for a radial piston fluid machine |
| 04/07/1993 | EP0535533A1 Screw vacuum pump |
| 04/06/1993 | US5199862 Scroll type fluid machinery with counter weight on drive bushing |
| 04/06/1993 | US5199391 Toroidal internal combustion engine |
| 03/30/1993 | US5197868 Scroll-type machine having a lubricated drive bushing |
| 03/23/1993 | US5195881 Screw-type compressor/expander with valves at each axial end of rotors |
| 03/18/1993 | WO1993005290A1 Internal combustion engine having opposed pistons |
| 03/18/1993 | WO1993004811A1 Rotor for a screw rotor machine |
| 03/10/1993 | EP0530771A1 Rotary engine |
| 03/10/1993 | EP0530222A1 Rotor for a rotary screw machine, a rotary screw machine and a process for manufacturing a rotor. |
| 03/09/1993 | US5192201 Rotary engine and drive coupling |
| 03/04/1993 | DE4129201A1 Rotary piston IC engine - uses round disc with piston segment inside closely matched housing |
| 03/03/1993 | EP0529660A1 Two-stage scroll compressor |
| 02/25/1993 | DE4203091C1 Rotary piston I.C. engine of trochoidal design - has injection nozzle in front of axis-near zone of casing jacket track, seen in piston rotary sense, and spark plug beyond this zone |
| 02/24/1993 | EP0528747A1 Rotary internal combustion engine |
| 02/18/1993 | DE4213369A1 Heat power machine with external combustion - uses rotating compressor in each of two hollow cylindrical sections fillable with gaseous medium |
| 02/10/1993 | CN1068875A Rotary triangle piston compressing technique |
| 01/26/1993 | US5181490 Rotary engine |
| 01/21/1993 | WO1993001395A1 Oscillating piston engine |
| 01/21/1993 | WO1993001394A1 Gerotor device with biased orbiting valve and drain connection through wobble stick |
| 01/20/1993 | EP0523129A1 A rotary engine |
| 01/14/1993 | DE4221720A1 Hydraulische druckvorrichtung Hydraulic pressure device |
| 01/12/1993 | US5178526 Coupling mechanism for co-orbiting scroll members |
| 01/07/1993 | EP0494911A4 Rotary piston machine |
| 12/30/1992 | EP0520517A1 Housing for hermetic motor compressor |
| 12/30/1992 | EP0520487A1 Scroll-type fluid machinery |
| 12/30/1992 | EP0371022B1 Compound rotary internal combustion engine |
| 12/29/1992 | US5174742 Rotary air motor with curved tangential vanes |
| 12/23/1992 | EP0377730B1 Scroll fluid device using flexible toothed ring synchronizer |
| 12/23/1992 | CN2125709U Compound rotary internal-combustion engine |
| 12/23/1992 | CN1067293A Internal combustion engine with three-ring rotationary rotor |
| 12/22/1992 | US5172593 Volumetric meter for liquids and/or gases |
| 12/22/1992 | CA1311729C Scroll machine with plural pressurized seal enhancing chambers and static vane mounts |
| 12/17/1992 | DE4215513A1 Pump for delivering and-or compressing fluids - has rotating spiral scroll centre of gravity between drive shaft bearings |
| 12/17/1992 | DE4119622A1 Planetary piston IC engine - has housing-fastened expansion-chamber, open to rotary piston, with rotating filler channel, to feed combustion gas to expansion chamber |
| 12/15/1992 | US5171140 Spiral displacement machine with angularly offset spiral vanes |
| 12/15/1992 | US5171138 Composite stator construction for downhole drilling motors |
| 12/10/1992 | WO1992021867A1 A continuous stroke cycle, rotary engine |
| 12/07/1992 | WO1992021856A1 A multi-chamber rotary lobe fluid machine with positive sliding seals |
| 12/05/1992 | CA2043855A1 Co-rotor engine with valve system |
| 12/03/1992 | DE4117936A1 Rotary piston compressor assembly - has two rotors coupled and rotated by oscillating plates |
| 12/02/1992 | CN2123608U Mydraulic motor using conchoid as pitch line |
| 12/01/1992 | US5167491 High to low side bypass to prevent reverse rotation |
| 11/26/1992 | WO1992020924A1 A rotary displacement compressor and a method for regulating a rotary displacement compressor |
| 11/26/1992 | DE4225300A1 One-stroke planetary piston engine - has stationary housing with slides and chambers, rotating shaft and jacket, ring conduits connected to housing openings |
| 11/24/1992 | US5165880 Gerotor device with biased orbiting valve and drain connection through wobblestick |
| 11/19/1992 | EP0513827A1 Scroll type fluid displacement apparatus having a capacity control mechanism |
| 11/19/1992 | EP0513212A1 Rotary screw machine having thrust balancing means. |
| 11/18/1992 | CN1066318A Combination type rotary blade engine |
| 11/17/1992 | US5163825 Articulated vane fluid driven motor |
| 11/12/1992 | WO1992019844A1 Revolting-rotating vane meter-motor-pump |
| 11/12/1992 | WO1992016728A3 Rotary device with a toric chamber |
| 11/12/1992 | DE4115289A1 Directly controlled rotary piston engine for vehicle - uses closed bevel gear drive to connect two piston wheels |
| 11/12/1992 | DE4115104A1 Closed circulation rotary piston - has curved piston in contact with blocking engine on its own axis |
| 11/04/1992 | CN2120883U 旋转式动力机 Rotary power machine |
| 11/03/1992 | US5160253 Scroll type fluid apparatus having sealing member in recess forming suction space |
| 10/28/1992 | EP0510009A1 Rotary valve machine. |
| 10/20/1992 | US5156541 Revolving vane pump-motor-meter with a toroidal working chamber |
| 10/15/1992 | WO1992017048A2 Energy transmission mechanism in internal combustion engine of new type |
| 10/15/1992 | DE4103829A1 IC engine with two disc pistons on common shaft - includes compression arms to open and close air-cooled combustion chamber |
| 10/13/1992 | US5154595 Fixing mechanism for a timing gear system |
| 10/13/1992 | US5154591 Displacement machine employing a plurality of intermeshing spiral displacement bodies |
| 10/13/1992 | US5154149 Rotary motor/pump |
| 10/08/1992 | DE4210712A1 Rotationsmaschine Rotary machine |
| 10/01/1992 | WO1992016728A2 Rotary device with a toric chamber |
| 10/01/1992 | WO1992016722A1 Power-transforming device (motor, or compressor and/or pump) |
| 10/01/1992 | DE4131847C1 Control and conversion engine etc. drive - has several rotors, each with oval gearwheels, eccentric, parallel, and symmetrical w.r.t. rotor axis |
| 10/01/1992 | DE4110545A1 Planetary rotation machine for compressor or pump - has working pistons with centres of gravity moving on circuits, rotating at constant angular velocity |
| 10/01/1992 | DE4110042A1 Kolbenmotor Piston engine |