A lower vehicle-body structure includes: a floor cross member coupling a side sill disposed on an outer side in a vehicle width direction of a vehicle body to a floor tunnel disposed in a center in the vehicle width direction of the vehicle body, and disposed so as to be held between seat brackets in a vehicle front-rear direction; and a tunnel reinforcing member provided in the floor tunnel, wherein the tunnel reinforcing member includes a first tunnel reinforcing member disposed at a position to overlap in the vehicle front-rear direction with the floor cross member, and second tunnel reinforcing members disposed at positions to overlap in the vehicle width direction at least partly with the seat bracket, and the seat brackets are coupled to the floor cross member.
LOWER VEHICLE-BODY STRUCTURE
2023-06-29
Patent
Elektronische Ressource
Englisch
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |