Patent ID: 8490988

Claim:
A front lower structure of an automotive vehicle, comprising: a pair of side frames extending forwardly from a front portion of a vehicle room; and a suspension cross member for front wheels provided behind or below a power unit arranged between the pair of side frames and extending in a vehicle width direction, wherein said suspension cross member comprises a suspension cross member body which swingably supports a pair of suspension arms connected to a pair of front wheels, a pair of vertical members which extends upwardly from the suspension cross member body, and a pair of attaching members which is supported at a pair of support portions provided at respective upper portions of the pair of vertical members and is fastened to said pair of side frames by respective bolts for suspension-cross-member attaching inserted thereinto, and an inward portion, in a vehicle width direction, a front portion and a rear portion, in a vehicle longitudinal direction, of a side face portion of each of said pair of attaching members are supported at each of said pair of support portions, an outward portion of the side face of each of the pair of attaching members being not supported at each of the pair of support portions, and a lower portion of each of the pair of attaching members is supported at each of the pair of support portions with a specified support rigidity, in the vehicle longitudinal direction, which is lower than that of said supporting of the inward portion, the front portion or the rear portion of the side face portion of each of the pair of attaching members, wherein said vertical members of the suspension cross member are not directly supported at said side frames, but supported at the side frames via said attaching members so that the vertical members of the suspension cross member are detachable from the side frames when respective supports of said inward portion, front portion, rear portion, and lower portion of the attaching members relative to the support portions of the vertical members of the suspension cross member are released in a vehicle frontal collision.