| Patents for F01B 23 - Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby (648) |
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| 08/08/1989 | US4854428 Double-acting hydraulic piston-and-cylinder device |
| 06/28/1989 | CN2040146U Small-tractor generating set |
| 05/16/1989 | US4829879 Radial piston drive motor assembly with exhaust passages in cylinder |
| 04/24/1989 | EP0246275A4 Thermally powered engine. |
| 03/29/1989 | EP0309441A2 Double acting hydraulic piston cylinder unit |
| 09/06/1988 | CA1241540A1 Toy utilizing fluid propulsion device |
| 12/09/1987 | CN87103877A 马达组件 Motor assembly |
| 11/25/1987 | EP0246275A1 Thermally powered engine. |
| 11/11/1987 | EP0245080A2 Motor assembly |
| 06/04/1987 | WO1987003357A1 Thermally powered engine |
| 04/23/1987 | WO1987002413A1 Multiple energy generator with integrated thermal cycle |
| 03/24/1987 | US4651525 Piston reciprocating compressed air engine |
| 03/04/1987 | CN86203763U Multipurpose mechanical energy-saving speed increaser |
| 10/21/1986 | US4617801 Thermally powered engine |
| 07/30/1986 | EP0188611A1 Duplex plunger pump |
| 07/30/1986 | EP0188588A1 Power generator device by simultaneous exploitation of two sources of different temperatures acting on a sealed capacity |
| 07/08/1986 | CA1207112A1 Fluid pressure operated reciprocating mechanism |
| 04/02/1986 | EP0176467A2 Fluid-driven reciprocating motor |
| 02/27/1986 | WO1986001260A1 Duplex plunger pump |
| 02/27/1986 | WO1986001254A1 Power generator device by simultaneous exploitation of two sources of different temperatures acting on a sealed capacity |
| 06/05/1985 | EP0143728A1 Thermal steam engine for an autonomous under water vehicle, without communication with the surface |
| 01/22/1985 | CA1181484A1 Power absorbing device for low-temperature refrigerating machine |
| 09/25/1984 | US4472996 Toys utilizing fluid propulsion device |
| 07/17/1984 | US4459718 Side view mirror mechanism |
| 03/13/1984 | US4437016 Power absorbing device for low-temperature refrigerating machine |
| 10/04/1983 | US4407240 Opposed piston internal combustion engine with special scavenging means |
| 08/16/1983 | CA1152004A1 Internal combustion engine |
| 12/21/1982 | CA1137838A1 Compressed-air motor with piston slide valve |
| 11/03/1982 | EP0063877A2 A pneumatically operated engine for toys |
| 09/08/1982 | EP0059347A1 Power absorbing device |
| 08/31/1982 | CA1130663A1 Airgun method and apparatus providing high strength and high pressure capabilities |
| 05/18/1982 | CA1123687A2 Pneumatic motor |
| 05/18/1982 | CA1123686A2 Pneumatic motor |
| 04/27/1982 | US4326380 Hydraulic engine |
| 04/06/1982 | CA1121232A1 Pneumatic motor |
| 01/05/1982 | US4308719 Fluid power system |
| 06/16/1981 | CA1103219A1 Pressurized fluid flow generator |
| 11/11/1980 | CA1089303A1 Hand-operated pneumatic impact machine |
| 08/20/1980 | EP0014551A1 Opposed piston internal-combustion engine with special scavenging means |
| 08/07/1980 | WO1980001588A1 Opposed piston internal combustion engine with special scavenging means |
| 07/22/1980 | CA1081972A1 Pressure fluid operated power plant |
| 05/13/1980 | US4202251 Generator for flow rate of pressurized fluid |
| 07/31/1979 | US4162614 Pressure fluid operated power plant |
| 06/13/1979 | EP0002379A1 A reversing mechanism for a reciprocating combustion engine |
| 09/19/1978 | US4115037 Opposed piston internal combustion engine-driven pump |
| 04/12/1977 | US4016719 Hydrostatic transmission system |
| 01/11/1977 | US4002023 Stationary power-generating plant |
| 03/09/1976 | US3942913 Rotating cylinder wheel and ball-piston wheel motor, generator, and pump assembly |