US 12,291,266 B2
Vehicle lower body
Ji Ae Yong, Hwaseong-si (KR); Seok Ju Gim, Seongnam-si (KR); Hyung Gyu Park, Anyang-si (KR); Ho Yeon Kim, Daegu (KR); Sun Hyung Cho, Suwon-si (KR); Chul Hee Heo, Hwaseong-si (KR); and Won Oh Kim, Ansan-si (KR)
Assigned to Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed by Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed on Sep. 20, 2022, as Appl. No. 17/948,491.
Claims priority of application No. 10-2021-0171031 (KR), filed on Dec. 2, 2021.
Prior Publication US 2023/0174155 A1, Jun. 8, 2023
Int. Cl. B62D 21/02 (2006.01); B62D 65/12 (2006.01)
CPC B62D 21/02 (2013.01) [B62D 65/12 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A vehicle lower body comprising:
a front lower body and a rear lower body spaced apart from each other in a longitudinal direction, each lower body comprising multiple pipes and having wheels and a suspension mounted thereto;
a pair of lower body main members each having a pipe shape and spaced apart from each other in a lateral direction, the pair of lower body main members connecting upper end sides of the front lower body and the rear lower body and extending in the longitudinal direction to define upper side members of the front lower body and the rear lower body; and
a pair of lower body floor members that each have a pipe shape and spaced apart from each other in the lateral direction, the pair of lower body floor members connecting lower end sides of the front lower body and the rear lower body;
wherein the front lower body and the rear lower body have a same shape, are arranged symmetrically, and are spaced apart from each other in the longitudinal direction;
wherein each of the front lower body and the rear lower body comprises:
a back beam extending in the lateral direction;
an end module coupled to a rear side of the back beam; and
a mounting module connected to the end module and having the wheels and the suspension mounted thereto; and
wherein the end module has a trapezoid shape defined by multiple end module lateral members extending in the lateral direction and spaced apart from each other in a vertical direction connected by multiple end module connection members extending in the vertical direction.