| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a motorcycle that can expand a longitudinal length of a flat foot board, while securing rigidity of a vehicle body frame. <P>SOLUTION: In a vehicle body frame 2 of the motorcycle, right and left down frame parts 22a and 22b are connected to the right and left lateral parts of a head pipe part 21 respectively and extend downward on the right and left sides from the head pipe part 21. right and left reinforcement frame parts 23a and 23b are connected to the right and left down frame parts 22a and 22b respectively, are bent rearward and have stiffness greater than that of the right and left down frame parts 22a and 22b. Right and left under frame parts 24a and 24b are connected to the right and left reinforcement frame parts 23a and 23b respectively and are extended rearward. Moreover, the vehicle body frame 2 does not have the frame extended from the flat foot board downward from the head pipe part 21 between the right and left down frame parts 22a and 22b in the vehicle width direction. <P>COPYRIGHT: (C)2013,JPO&INPIT |
