| Patents for F03G 1 - Spring motors (975) |
|---|
| 06/02/1987 | US4669578 Motor driven valve |
| 05/27/1987 | EP0223550A2 Downhole clock spring |
| 05/12/1987 | US4664531 Downhole clock spring |
| 05/05/1987 | US4662477 Drive mechanism for toy running vehicles |
| 01/13/1987 | US4635755 Backwound pre-stressed spring motor and method |
| 12/10/1986 | EP0204338A2 Spring drive device |
| 11/18/1986 | US4623039 Spring drive |
| 07/09/1986 | CN85203796U Constant torque mechanical energy-accumulating device |
| 06/17/1986 | US4595081 Reversible rotary actuator with spring return |
| 04/15/1986 | US4582171 Special effects drive mechanism for self-propelled toy vehicles |
| 03/18/1986 | US4576252 Rotation damper |
| 02/25/1986 | US4572333 Speed governing and decoupling drive mechanism |
| 02/04/1986 | US4568308 Two-speed action spring drive |
| 01/02/1986 | EP0166177A1 Oleoelastic energy accumulator |
| 12/10/1985 | US4557781 Elastomeric member and method of manufacture therefor |
| 11/12/1985 | US4552249 Mounting device for spiral spring |
| 09/10/1985 | CA1193099A1 Electronic mobile |
| 07/30/1985 | US4532163 Elastomeric member |
| 07/30/1985 | US4531719 Elastomeric member for energy storage device |
| 07/30/1985 | US4531534 Spring-powered actuator |
| 06/18/1985 | US4524283 Energy converter |
| 06/05/1985 | EP0143502A2 Spring driven motor |
| 05/08/1985 | EP0140202A2 Method of making a spiral drive spring |
| 04/25/1985 | WO1985001681A1 Process for manufacturing a spiral-shaped driving spring |
| 04/02/1985 | CA1184949A1 Spring-powered actuator |
| 01/15/1985 | US4494024 One shot spring activated motor |
| 10/30/1984 | US4479356 Elastomeric energy recovery system |
| 10/23/1984 | US4478313 Spring powered prime mover |
| 09/04/1984 | US4469197 Drive mechanism for toy running vehicles |
| 08/07/1984 | US4464216 Glass or graphite fiber, hardenable resin |
| 08/07/1984 | US4463831 Spring powered prime mover |
| 05/29/1984 | US4450939 Coil spring winding mechanism |
| 04/10/1984 | US4441466 Energy accumulator and internal-combustion engine starter comprising said accumulator |
| 03/27/1984 | CA1164363A1 Spring-motor dual-functioning mechanism |
| 02/21/1984 | CA1162405A1 Toy inertia motor |
| 02/14/1984 | US4430818 Electronic mobile |
| 10/26/1983 | EP0092306A2 Electronic mobile |
| 06/14/1983 | US4387604 Toy inertia motor |
| 02/09/1983 | EP0071112A2 Energy accumulator and device comprising said accumulator |
| 02/01/1983 | US4371360 Locking mechanism in tension providing device |
| 02/01/1983 | US4371058 Spring motor |
| 10/05/1982 | US4352298 Apparatus for the accumulation and release of energy |
| 08/31/1982 | US4346787 Energy recovery device |
| 08/11/1982 | EP0057552A1 Toy inertia motor |
| 07/06/1982 | US4337622 Energy storage |
| 06/08/1982 | US4333489 Spring-motor dual-functioning mechanism |
| 05/19/1982 | EP0051642A1 Energy recovery device |
| 02/16/1982 | US4315562 Energy accumulator |
| 11/12/1981 | WO1981003205A1 Energy recovery device |
| 09/15/1981 | US4289038 Fail-safe attachment for an actuator |
| 07/14/1981 | US4278149 Translationally movable idler gear as clutch for spring driven motor |
| 04/07/1981 | US4260041 Toy energy supply device |
| 02/17/1981 | US4250942 Clutch mechanism |
| 12/23/1980 | US4240525 Toy timing device with a slip-stick escapement-like mechanism |
| 12/23/1980 | US4240300 Operation mechanism |
| 10/21/1980 | CA1087875A1 Operation mechanism for actuating a circuit interrupter |
| 07/08/1980 | US4211401 Swing having electrically rewound spring motor drive |
| 04/15/1980 | US4197925 Mechanical energy device |
| 11/13/1979 | CA1066257A1 Mechanical stored energy positioning actuator |
| 04/17/1979 | US4149810 Carriage return device |
| 12/05/1978 | US4128015 Device for the storage of power and its controllable, slow rate release |
| 09/12/1978 | US4113063 Mechanical stored energy positioning actuator |
| 09/12/1978 | US4113062 Device for changing the force acting on a reversibly rotatable shaft |
| 08/29/1978 | CA1037391A1 Spring drive mechanism, particularly for mobile toys |
| 10/11/1977 | US4053029 Spring drive mechanism, particularly for mobile toys |
| 06/14/1977 | US4029060 Oscillating vane engine |
| 05/03/1977 | US4020923 Energy storage apparatus |
| 02/01/1977 | US4005764 Governor means for toy and game motors or the like |
| 12/07/1976 | US3995718 Spring drive means for toys |
| 11/30/1976 | US3994368 Power unit |
| 11/23/1976 | US3993295 Energy storing device |
| 10/19/1976 | US3986580 Solid state energy storage |
| 09/21/1976 | US3981098 Toy vehicle with component for storing energy in response to motion in opposite directions |
| 06/01/1976 | US3960246 Spring power device |
| 04/06/1976 | US3948355 Variable retracting device |