| Patents for F01C 1 - Rotary-piston machines or engines (9,235) |
|---|
| 12/16/1980 | US4239465 Rotary motor with alternating pistons |
| 12/16/1980 | US4239027 Rotary internal stage combustion engine |
| 12/16/1980 | CA1091587A1 Rotary internal combustion engine |
| 12/09/1980 | CA1091091A1 Rotary engine or pump construction |
| 11/25/1980 | US4235217 Rotary expansion and compression device |
| 11/18/1980 | US4234296 Screw compressor |
| 11/12/1980 | EP0018359A1 Apparatus for transforming pressure and/or flow motion of a fluid to rotational motion of a body, or vice versa |
| 10/28/1980 | US4230088 Rotary internal combustion engine with integrated supercharging |
| 10/21/1980 | US4229152 Epicyclic gear system and driving means therefor |
| 10/16/1980 | WO1980002176A1 Multiple-thread screw-type drive for use in the borehole |
| 10/14/1980 | US4227506 Internal combustion engine |
| 10/14/1980 | CA1087646A1 Sealing member for orbital or rotary motors |
| 10/01/1980 | EP0016105A1 Engine system |
| 09/30/1980 | US4225308 Pneumatic laminar motor for dental use |
| 09/30/1980 | US4225293 Rotary engine with arcuate sealing vanes |
| 09/30/1980 | CA1086517A1 Heat pump |
| 09/23/1980 | US4224016 Rotary positive displacement machines |
| 09/18/1980 | WO1980001935A1 Rotary-piston machine |
| 09/16/1980 | US4222718 Linear motion thrust block for hydraulic pumps and motors |
| 09/09/1980 | US4221553 Oribital pump with fluid flow control |
| 09/09/1980 | CA1085126A1 Multi-shaft screw extruder |
| 08/26/1980 | US4219315 Sealing member for orbital or rotary motors |
| 08/06/1980 | EP0013947A1 Internal combustion engine with rotary pistons of the internal axis type |
| 08/05/1980 | US4215533 Rotary expander engine |
| 07/29/1980 | US4214557 Pivoting wall type, four stroke, internal combustion, rotary engine |
| 07/22/1980 | CA1082107A1 Internal ballistic engine |
| 07/15/1980 | US4212603 Rotary vane machine with cam follower retaining means |
| 07/15/1980 | US4212282 Positive displacement, continuous combustion rotary engine |
| 07/15/1980 | US4212271 Radial torque internal combustion engine |
| 07/10/1980 | WO1980001397A1 Rotating piston engine |
| 06/25/1980 | EP0012329A1 Rotary piston device super-charging an internal combustion engine |
| 06/24/1980 | US4209001 Orbital internal combustion engine |
| 06/17/1980 | US4207736 Rotary piston machine |
| 06/11/1980 | EP0011762A1 Rotary piston engine |
| 06/10/1980 | US4207039 Seal grid system for a rotary piston mechanism |
| 06/10/1980 | US4207037 Stator for a downhole fluid operated motor and method of assembling the same |
| 05/20/1980 | US4203410 Method for operating a rotary engine |
| 05/20/1980 | CA1077780A1 Method for sealing off in the radial direction a volume of fluid bound between a stator and a rotor and an arrangement for carrying out said method |
| 05/13/1980 | US4202315 Single cycle rotary engine with constant fuel feeding |
| 05/06/1980 | US4201526 Pivoted blade between rotor and stator having arcuate sections |
| 04/30/1980 | EP0010402A1 Improvements in scroll-type compressor units |
| 04/22/1980 | US4199308 Axial compliance/sealing means for improved radial sealing for scroll apparatus and scroll apparatus incorporating the same |
| 04/16/1980 | EP0009916A1 Rotary positive displacement machines |
| 04/16/1980 | EP0009915A1 Rotary positive displacement machines |
| 04/15/1980 | US4198194 Rotary piston machine with wear surface on rotary valve member |
| 04/15/1980 | US4197715 Heat pump |
| 04/08/1980 | US4197061 Rotary pneumatic vane motor with rotatable tubing contacted by vanes |
| 04/03/1980 | WO1980000601A1 Apparatus for transforming pressure and/or flow motion of a fluid to rotational motion of a body,or vice versa |
| 04/03/1980 | WO1980000592A1 Gear machine |
| 04/03/1980 | WO1980000591A1 Gear machine |
| 03/25/1980 | US4194871 Rotary piston internal combustion engine |
| 03/18/1980 | US4193748 Yoke coupler for two eccentrically rotating members |
| 03/18/1980 | CA1073741A1 Fluid-cooled, scroll-type, positive fluid displacement apparatus |
| 03/11/1980 | US4192634 Rotary internal combustion engine |
| 03/11/1980 | US4192152 Scroll-type fluid displacement apparatus with peripheral drive |
| 03/05/1980 | EP0008531A1 Rotary machine |
| 03/04/1980 | US4191515 Sealing system for a rotary machine |
| 03/04/1980 | US4191032 Rotary energy-transmitting mechanism |
| 03/04/1980 | CA1073023A1 Scroll-type apparatus with hydrodynamic thrust bearing |
| 03/04/1980 | CA1072928A1 Rotary vane compressor with vane extension means of improved design |
| 02/12/1980 | US4188176 Variable displacement rotary fluid energy converter |
| 02/12/1980 | CA1071597A1 Rotary vane compressor with improved vane extension means |
| 02/07/1980 | WO1980000170A1 Engine system |
| 02/06/1980 | EP0007535A1 Double-rotor rotary piston machine |
| 02/05/1980 | US4187064 Rotary machine |
| 02/05/1980 | US4187062 Bypass rotary gas expansion motor |
| 02/05/1980 | CA1071024A1 Power transmission |
| 01/29/1980 | CA1070577A1 Pulse motor nutrunner |
| 01/23/1980 | EP0006915A1 Rotary pistons machine |
| 01/22/1980 | CA1070133A1 Coupling member for orbiting machinery |
| 01/15/1980 | US4183723 Rotary vane pump having multi-independent outputs due to stator surfaces of different contour |
| 01/08/1980 | US4182301 Rotary internal combustion engine |
| 01/01/1980 | US4181481 Rotary internal combustion engine |
| 01/01/1980 | US4181479 Balanced gerotor device with eccentric drive |
| 01/01/1980 | US4180983 Device for preventing leakages of working fluid from a heat engine |
| 12/25/1979 | US4179890 Epitrochoidal Stirling type engine |
| 12/25/1979 | US4179885 Turbine-wheeled power device |
| 12/18/1979 | US4178900 Rotary internal combustion engine |
| 12/18/1979 | CA1068216A1 Rotary piston engine |
| 12/04/1979 | US4177024 Vane air motor with eccentric adjustment ring and bearing ring for vane ends |
| 11/29/1979 | WO1979000985A1 Internal combustion engine with rotating pistons |
| 11/27/1979 | US4175393 Rotary vane drive with rotating cylinder |
| 11/20/1979 | US4174930 Rotary engine |
| 11/06/1979 | CA1065823A1 Low friction, controlled leakage rotary engine |
| 11/06/1979 | CA1065822A1 Rotary steam engine |
| 10/09/1979 | US4170213 Rotary engine |
| 10/02/1979 | US4169697 Angular compression expansion cylinder with radial pistons |
| 09/25/1979 | US4168941 Rotary vane machine with roller seals for the vanes |
| 09/18/1979 | US4167922 Internal ballistic engine |
| 09/11/1979 | US4167375 Power-converting device |
| 08/21/1979 | US4165209 External axle rotary piston machine |
| 08/21/1979 | US4165203 Pressurized medium powered device |
| 08/21/1979 | CA1060708A1 Fluid driven motor having improved blade construction |
| 08/08/1979 | EP0003355A1 Unidirectional energy converter engine |
| 08/07/1979 | US4163635 Vane type rotary fluid pumps or compressors |
| 07/31/1979 | US4162854 Multi-shaft screw extruder |
| 06/26/1979 | CA1057252A1 Screw rotor machine |
| 06/19/1979 | CA1056648A1 Rotor-stator gear set |
| 06/12/1979 | US4157882 Device for sealing between the rotary piston and the separating slide of a rotary engine, a rotary piston pump, or the like |
| 06/05/1979 | US4157234 Scroll-type two stage positive fluid displacement apparatus |