FIELD: muscle-driven vehicles. SUBSTANCE: first stage of drive is made up of two planetary mechanisms with carriers, rigidly connected with bottom bracket shaft, and planet pinions freely fitted on shaft extensions which are coupled through gear train with ratio equal to 1 with sun gear links installed concentrically relative to bottom bracket shaft, stationary at both sides on vehicle body. Pedals are installed on ends of horizontal levers rigidly resting with their front ends on planet pinion axles. EFFECT: enlarged operating capabilities. 2 cl, 8 dwg
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| BICYCLE (VERSIONS), BICYCLES WHEELS, BICYCLE DRIVE, BICYCLE LEVER MECHANISM, BICYCLE PEDAL MECHANISM AND SET COMPRISING BICYCLE AND TRAILER | 2007 |
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SU313731A1 | |
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| LIGHT VELOMOBILE PROPELLED BY MUSCULAR FORCE OF FEET, BACK, HANDS AND WEIGHT OF DRIVER AND LOAD | 1996 |
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| VARIABLE MULTISPEED DRIVE FOR BICYCLE | 1993 |
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