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| Patents for B62M 19 - Transmissions characterised by use of non-mechanical gearing, e.g. fluid gearing (418) |
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| 08/25/1987 | US4688815 Hydraulically driven bicycle | | 08/04/1987 | US4684143 Two-wheeled vehicle with hydraulic transmission | | 03/05/1987 | DE3544113A1 Hybrid drive system for a reclining bicycle (recumbent) | | 02/12/1987 | DE3527216A1 Reclining bicycle with a weather guard on all sides, pedal drive and pneumatic additional drive | | 01/28/1987 | CN85105606A High-efficient hydraulic bicycle | | 01/02/1987 | DE3522068A1 Hydraulic drive for two-wheeled vehicles | | 10/01/1986 | CN85102612A Automatic walking shoes | | 02/04/1986 | US4568097 Turbo air motor for bicycles | | 10/15/1985 | US4546990 Hydraulic drive system for bicycles and the like | | 01/23/1985 | EP0024087B1 Device with paired rotators acting as a pump or as a fluid motor | | 09/07/1982 | US4347700 Direct-drive hydraulic pump-motor | | 09/22/1981 | US4290621 Bicycles | | 02/10/1981 | US4249750 Fluid-power converter with paired rotators providing seals and displacement paths and pump-motor utilizing same | | 09/04/1980 | WO1980001785A1 Fluid-power converter with paired rotors | | 06/06/1978 | US4093264 Speed changing position regulating device for autobicycles | | 05/02/1978 | US4087105 Hydraulic powered bicycle | | 03/14/1978 | US4078816 Hydraulically driven two-wheeled pedicab | | 01/31/1978 | US4070925 Power transmission for motorcycles |
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