| Patents for F01C 9 - Oscillating-piston machines or engines (915) |
|---|
| 12/05/1989 | US4884532 Swinging-piston internal-combustion engine |
| 10/31/1989 | US4877379 Rotary mechanism for three-dimensional volumetric change |
| 10/25/1989 | CN1036620A Waveform actuating air compressor |
| 10/19/1989 | WO1989009871A1 Two-stroke rotating piston internal combustion engine |
| 10/18/1989 | CN1036434A Energy-saving rotor internal-combustion engine |
| 09/12/1989 | US4864917 Rotary cylinder displacement mechanism |
| 09/06/1989 | CN2044007U Low speed rotary engine |
| 08/23/1989 | CN2043276U Annularly-swinging internal combustion engine |
| 08/09/1989 | CN2042512U Differential rotary-piston internal-combustion engine |
| 07/12/1989 | CN2040954U Ring-piston reciprocating engine |
| 07/05/1989 | CN2040541U Oscillating-piston working gear of internal combustion engine |
| 06/29/1989 | WO1989005918A1 Valve arrangement for pump or compressor |
| 04/25/1989 | US4823743 Oscillating vane machine |
| 04/25/1989 | US4823678 Rotary actuator |
| 03/29/1989 | CN1032057A Multi-cylinder integral assembly four strokes oscillating piston internal combustion engine |
| 03/16/1989 | DE3730045A1 Pneumatically operated pivotting vane motor |
| 02/09/1989 | DE3725277A1 Oscillating armature combustion engine |
| 01/24/1989 | US4799870 Fluid power transfer device |
| 01/11/1989 | CN1030278A Double oscillating piston engine |
| 01/03/1989 | CA1248028A1 Reciprocating rotary piston thermal engine with a spherical chamber |
| 12/29/1988 | WO1988010357A1 Circular wing fitted with piston- and mass-type propulsion units |
| 12/08/1988 | DE3717421A1 Adjusting device for power-regulated or -controlled rotary-piston engines and machines |
| 12/07/1988 | EP0293413A1 Power conversion machine having pistons which are moved in a turning movement in a spherical housing. |
| 11/08/1988 | CA1244249A1 Internal or external source of energy thermal engines, for example compression or stirling cycle type engines |
| 11/02/1988 | CN87102826A 摆动活塞式发动机 Oscillating piston engine |
| 08/04/1988 | DE3701522A1 Pneumatic drive by reversal of a tumbling piston |
| 07/28/1988 | DE3701200A1 Mechanism for converting an oscillating motion into a rotary motion |
| 06/02/1988 | WO1988003986A1 Power conversion machine having pistons which are moved in a turning movement in a spherical housing |
| 01/07/1988 | EP0251208A2 Rotary mechanism for three-dimensional volumetric change |
| 12/02/1987 | EP0247223A1 Annular combustion engine |
| 11/19/1987 | DE3616376A1 Internal combustion engine |
| 10/08/1987 | DE3705313A1 Oscillating piston engine |
| 08/04/1987 | US4683852 Internal combustion engine having rotating pistons |
| 06/04/1987 | DE3542648A1 Piston machine for fluid media |
| 04/08/1987 | EP0216976A1 Self-propelling engine/compressor unit |
| 12/16/1986 | US4629404 Nutating disc type fluid device |
| 12/16/1986 | US4628797 Rotary actuator |
| 07/16/1986 | EP0187165A1 Rotary piston internal-combustion engine |
| 07/15/1986 | US4599976 Reciprocating rotary piston thermal engine with a spherical chamber |
| 02/10/1986 | CN85105436A Engine with four-bar linkage mechanism and swing pistons |
| 11/10/1985 | CN85100486A Rocking piston internal combustion engine |
| 10/08/1985 | US4545205 Stirling cycle or compressor-type thermal engine having a power source positioned externally to or internally to its cylinders |
| 09/10/1985 | US4539941 Oscillating piston engine |
| 06/19/1985 | EP0145626A1 Heat engine with a rotary oscillating piston and spherical chamber |
| 05/28/1985 | US4519756 Constant displacement turbine with vane which pivots and rotates |
| 01/22/1985 | CA1181349A1 Power conversion machine |
| 12/12/1984 | EP0127694A1 Engine with oscillating pistons and chambers |
| 12/11/1984 | US4487168 Machine having oscillating chambers and pistons |
| 11/28/1984 | EP0126236A1 New explosion-type engine |
| 09/19/1984 | EP0118432A1 Internal combustion engine having a spherical chamber |
| 08/01/1984 | EP0114781A1 Heat engine with an internal or external energy source with cylinders of the compressor type or Stirling cycle type |
| 04/10/1984 | US4441869 Power conversion machine having a nutating piston |
| 03/15/1984 | WO1984000997A1 Internal combustion engine having a spherical chamber |
| 09/20/1983 | US4405293 Compressor |
| 10/26/1982 | US4355603 Internal combustion engine |
| 09/16/1982 | WO1982003106A1 Power conversion machine having a piston which can effect a combined turning and rocking movement |
| 05/11/1982 | CA1123313A1 Hydraulic engine |
| 04/13/1982 | US4324536 Link-coupled rotor assembly |
| 04/13/1982 | US4324535 Slant axis rotary piston mechanism with fixed sinuous partition in grooved rotor |
| 03/16/1982 | CA1119964A1 Internal combustion engine |
| 03/09/1982 | US4318675 Rotary expansible chamber apparatus with stress relief |
| 12/10/1981 | WO1981003519A1 Link-coupled rotor assembly |
| 11/25/1981 | EP0040549A1 Engine |
| 10/21/1981 | EP0038315A1 Wobbling rotary-piston machine |
| 09/22/1981 | US4290341 Rotary engine |
| 09/17/1981 | WO1981002606A1 Rotary piston engine |
| 08/06/1981 | WO1981002183A1 Slant axis rotary piston mechanism |
| 08/05/1981 | EP0033026A2 Slant axis rotary piston machine |
| 06/25/1981 | WO1981001723A1 Rotary expansible chamber apparatus with stress relief |
| 04/29/1981 | EP0027446A1 Rotary piston machine |
| 02/24/1981 | US4252509 Fluid handling apparatus |
| 10/30/1980 | WO1980002307A1 Rotary piston machine |
| 10/21/1980 | US4229150 Anti-rotation arrangement for nutating fluid device |
| 07/29/1980 | US4214557 Pivoting wall type, four stroke, internal combustion, rotary engine |
| 01/29/1980 | CA1070577A1 Pulse motor nutrunner |
| 01/01/1980 | US4181478 Seal life in rotary mechanisms |
| 10/04/1979 | WO1979000741A1 Improving seal life in rotary mechanisms |
| 07/24/1979 | CA1058964A1 Spherical piston machine |
| 03/20/1979 | US4144865 Fluid displacement apparatus |
| 11/14/1978 | US4125030 Slant axis rotary mechanism |
| 08/15/1978 | US4106441 Power translation machine with oscillating piston |
| 07/11/1978 | US4099448 Oscillating engine |
| 04/18/1978 | US4084487 Pulse motor in a nut runner |
| 07/19/1977 | US4036566 Fluid displacement apparatus |
| 07/12/1977 | US4035111 Toroidal rotary engine |
| 06/28/1977 | US4031703 Spherical Stirling engine |
| 06/14/1977 | US4029060 Oscillating vane engine |
| 06/14/1977 | US4029059 Oscillating piston rotary machine |
| 05/31/1977 | US4026662 Bearings for slant axis rotary mechanisms |
| 05/24/1977 | US4024841 Rotary internal combustion engine with oscillating pistons |
| 05/03/1977 | US4021158 Spherical piston machine |
| 04/26/1977 | US4019589 Pulse motor nut runner |
| 03/08/1977 | US4011031 Rotor constructions for slant axis rotary mechanisms |
| 03/08/1977 | US4011030 Engine seal assembly |
| 03/01/1977 | US4009644 Rotary actuator |
| 02/01/1977 | US4005950 Bearings for slant axis rotary mechanisms |
| 02/01/1977 | US4005687 Concealed regenerative combustion engine |
| 12/28/1976 | US3999903 Combination thrust and journal bearing |
| 12/28/1976 | US3999902 Slant axis rotary mechanism with relieved apex portions |
| 12/28/1976 | US3999900 Pump with disk-shaped piston for liquid or gaseous fluids |