公开(公告)号：US20230347727A1

公开(公告)日：2023-11-02

申请号：US18167163

申请日：2023-02-10

Applicant: MAZDA MOTOR CORPORATION

Inventor： Hirotaka NATSUME ,  Toshiyuki KOGA ,  Akiko NAKAMOTO ,  Kento OTSUKA ,  Kohichi TANIMOTO ,  Yuji YOKOGI ,  Yoshie NISHIMOTO

IPC: B60K6/28 ,  B62D21/02 ,  B62D25/20 ,  B60K15/067

CPC classification number: B60K6/28 ,  B60K15/067 ,  B62D21/02 ,  B62D25/2036 ,  B60Y2200/91

Abstract: A floor tunnel protruding upwardly and extending in a vehicle longitudinal direction at a central position, in a vehicle width direction, of a floor panel, a cross member having ridgelines extending in the vehicle width direction at a rear end of the floor tunnel and a closed-cross section portion interconnecting a pair of right-and-left side sills, and a pair of right-and-left battery units positioned below the floor panel and between the side sills and provided on right-and-left sides, in the vehicle width direction, of the floor tunnel are provided. The cross member is provided with a reinforcement portion to reinforce the ridgelines in a range, in the vehicle width direction, which includes at least the position of the battery units and excludes the central position, in the vehicle width direction, of the floor panel.