公开(公告)号：US20190382054A1

公开(公告)日：2019-12-19

申请号：US16439986

申请日：2019-06-13

Applicant: MAZDA MOTOR CORPORATION

Inventor： Hirotaka NATSUME ,  Kazuhiro KAGEYAMA ,  Hiroaki SUUMEN ,  Yuki KUWANO ,  Tsuyoshi IWATA ,  Keisuke EBISUMOTO ,  Hidenori MATSUOKA

IPC: B62D25/20 ,  B60N2/015 ,  B62D27/02 ,  B62D25/02

Abstract: A lower vehicle-body structure comprises a vehicle floor comprising a bottom face portion and a floor tunnel which protrudes upwardly and extends in a vehicle longitudinal direction, a pair of right-and-left floor cross members extending in a vehicle width direction on both sides of the floor tunnel, and a connecting member provided to extend in the vehicle width direction at a position which overlaps the floor cross members in the vehicle longitudinal direction and be fixed to at least one of the vehicle floor and the floor cross members at plural fixation positions. These plural fixation positions are located at plural different levels in a range of a height of the floor cross members.