| 摘要 |
PROBLEM TO BE SOLVED: To smoothly operate a pedal with one leg in a two-wheel bicycle provided with reciprocating pedal, on which a user gets in the posture like sitting on a seat of an automobile so that it is hard to kick the ground with a leg at the time of starting and that it is necessary to operate a pedal with one leg and to support the bicycle with the other leg so as to prevent a fall thereof. SOLUTION: A pedal guide 3 and pedals 4 are provided, and a pulley 12, a sprocket 16, a sprocket 9 and a rear wheel 15 are driven by reciprocating the pedals 4, and a bicycle, which can be operated by one leg and of which starting is facilitated, is thereby obtained. |
