Patent ID: 7748774

Claim:
A vehicle body structure, comprising: a pair of front side frames extending in a fore-and-aft direction in a mutually spaced relationship in a front part of a vehicle body; a floor panel defining a floor of a vehicle cabin; a pair of side sills joined to either side edge of the floor panel; a pair of floor frames having forward ends joined to rear ends of the corresponding front side frames, respectively, and extending in the fore-and-aft direction; a first middle cross member joined to the floor frames in intermediate parts thereof and to the side sills at lateral ends thereof; a second middle cross member located in a rearwardly spaced relationship to the first middle cross member, and joined to the floor frames in intermediate parts thereof and to the side sills at lateral ends thereof; and a front cross member joined to a front side of the first middle cross member and having a pair of lateral ends that are joined to inboard sides of the corresponding front side frames; wherein the front cross member is provided with an arch shape such that a fore-and-aft dimension of the front cross member diminishes from each side end thereof toward a middle part thereof.