| 摘要 |
<p>PROBLEM TO BE SOLVED: To easily reduce a weight of a vehicle, to freely set weight distribution for the vehicle, enhance a degree of freedom for design of the vehicle eliminate a rod and a rod connection member for steering rear wheels required conventionally, and reduce the number of part items for a rear wheel suspension device. SOLUTION: A roll shaft 41 is attached to bring a front end part 41a of the roll shaft 41 to the lower side compared with a rear end part 41b, in this rear wheel suspension device 30 for the four-wheeled vehicle 10 attached freely rollablly and swingably with a power unit 32 to a body 11, by attaching a joint member 31 provided with the roll shaft 41 extended substantially along the longitudinal direction of the body and a vertical swing shaft 36 extended width-directionaly in a rear part of the body 11 attached with a pair of front wheels 13, 14, and by attaching the power unit 32 for supporting the rear wheels 26, 27 in a rear part of the joint member 31.</p> |
