US 12,420,604 B2
Vehicle
Mitsuhiro Aso, Fujisawa (JP); and Kenichi Horiguchi, Fujisawa (JP)
Assigned to ISUZU MOTORS LIMITED, Tokyo (JP)
Appl. No. 18/693,184
Filed by ISUZU MOTORS LIMITED, Tokyo (JP)
PCT Filed Sep. 22, 2022, PCT No. PCT/JP2022/035474
§ 371(c)(1), (2) Date Oct. 21, 2024,
PCT Pub. No. WO2023/048257, PCT Pub. Date Mar. 30, 2023.
Claims priority of application No. 2021-156700 (JP), filed on Sep. 27, 2021.
Prior Publication US 2025/0050696 A1, Feb. 13, 2025
Int. Cl. B60G 3/06 (2006.01)
CPC B60G 3/06 (2013.01) [B60G 2200/13 (2013.01); B60G 2204/1244 (2013.01); B60G 2204/129 (2013.01); B60G 2204/143 (2013.01); B60G 2300/026 (2013.01); B60G 2300/50 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A vehicle in which a load chamber is provided on a vehicle body frame, the vehicle comprising:
at least four drive motors, a drive motor for each wheel of a pair of first rear wheels and a pair of second rear wheels, disposed having a predetermined interval therebetween in a front-rear direction of the vehicle, and rotates the first rear wheels and the second rear wheels independently;
a pair of suspension mechanisms that support a first axle of the first rear wheels and a second axle of the second rear wheels, wherein
each suspension mechanism includes:
a first arm part, connected to the first axle of the first rear wheel, whose longitudinal direction extends in the front-rear direction,
a second arm part, connected to the second axle of the second rear wheel, whose longitudinal direction extends in the front-rear direction,
a support shaft that supports one end of the first arm part in the longitudinal direction and one end of the second arm part in the longitudinal direction such that both of the one ends are pivotably supported with respect to the vehicle body frame,
a first spring member provided between the other end of the first arm part in the longitudinal direction and a vehicle body, and
a second spring member provided between the other end of the second arm part in the longitudinal direction and the vehicle body;
a pair of first bearings that are provided on the one end of the first arm part, and support both ends of the support shaft; and
a pair of second bearings that are provided on the one end of the second arm part, and support both ends of the support shaft.