The present invention provides a vehicle lower portion structure having: a vehicle skeleton member that extends along a vehicle longitudinal direction at a vehicle transverse direction outer side of a vehicle front portion; a sub-frame that is provided at a vehicle lower side of the vehicle skeleton member, and that has a side portion extending in the vehicle longitudinal direction; plural joining members that join the side portion of the sub-frame to the vehicle skeleton member at two or more locations in the vehicle longitudinal direction; and a rotating mechanism that is provided at a mounting portion of a front side joining member that, among the plural joining members, is positioned at a front side in the vehicle longitudinal direction, and, when a load from a vehicle front side is applied to the vehicle skeleton member, the rotating mechanism rotates the front side joining member such that an upper side in a vehicle vertical direction of the mounting portion moves relatively toward a vehicle rear side as compared with a lower side thereof.
Vehicle lower portion structure
2016-02-16
Patent
Elektronische Ressource
Englisch
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |