US 11,912,344 B2
Vehicle lower part structure
Jumpei Watanabe, Nagakute (JP); Yasuhiro Hara, Nagoya (JP); Norimasa Koreishi, Miyoshi (JP); and Hirotaka Ishioka, Toyota (JP)
Assigned to TOYOTA JIDOSHA KABUSHIKI KAISHA, Aichi-Ken (JP)
Filed by TOYOTA JIDOSHA KABUSHIKI KAISHA, Aichi-ken (JP)
Filed on Nov. 2, 2020, as Appl. No. 17/086,457.
Claims priority of application No. 2019-200969 (JP), filed on Nov. 5, 2019.
Prior Publication US 2021/0129916 A1, May 6, 2021
Int. Cl. B62D 25/20 (2006.01); B62D 27/02 (2006.01); B62D 21/02 (2006.01); B62D 21/09 (2006.01); B62D 21/15 (2006.01)
CPC B62D 25/2009 (2013.01) [B62D 21/02 (2013.01); B62D 27/023 (2013.01); B62D 21/09 (2013.01); B62D 21/152 (2013.01); B62D 25/20 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A vehicle lower part structure, comprising:
a pair of right and left center rail portions disposed at a central part in a front-rear direction of a vehicle and extending in the front-rear direction of the vehicle;
a pair of right and left front rail portions and a pair of right and left rear rail portions, the front rail portions being disposed forward of the center rail portions in the front-rear direction of the vehicle, the rear rail portions being disposed rearward of the center rail portions in the front-rear direction of the vehicle, and the front rail portions and the rear rail portions each extending in the front-rear direction of the vehicle at a position upward of the center rail portions in an up-down direction of the vehicle;
a pair of right and left front connecting rail portions and a pair of right and left rear connecting rail portions, the front connecting rail portions connecting the center rail portions and the front rail portions, the rear connecting rail portions connecting the center rail portions and the rear rail portions, and the front connecting rail portions and the rear connecting rail portions being inclined upward in the up-down direction of the vehicle from the center rail portions toward the front rail portions and the rear rail portions, respectively, as viewed in a width direction of the vehicle;
first mount portions that are provided at at least one of a connecting portion between the center rail portions and the front connecting rail portions and a connecting portion between the center rail portions and the rear connecting rail portions, the first mount portions supporting a vehicle body constituting a cabin; and
second mount portions that are provided at at least one of a connecting portion between the front rail portions and the front connecting rail portions and a connecting portion between the rear rail portions and the rear connecting rail portions, the second mount portions supporting the vehicle body, wherein
the first mount portions and the second mount portions are provided at each of a front part and a rear part of the vehicle.