| 摘要 |
A front frame portion of an underframe which constitutes a lower portion of a vehicle body frame is formed in a triangular shape, and, at the same time, the front frame portion of the underframe is formed in a peaked shape in a plan view. The underframe is integrally formed by casting. An upper arm and a lower arm which support left and right front wheels are respectively mounted on the left and right sides of the front frame portion. |
