| 摘要 |
PROBLEM TO BE SOLVED: To provide a bicycle lightly and efficiently traveling, by alternate reciprocating motions of long pedal levers fit to a rear wheel main shaft of the bicycle. SOLUTION: In the bicycle, gears are installed to right and left pedal levers, are joined and connected with internal gear parts installed to a bicycle body part, and are joined and connected with gears as free wheels disposed to the rear wheel main shaft, so that the right and left pedal levers are joined by a belt through a pulley. COPYRIGHT: (C)2007,JPO&INPIT |
