Patent ID: 8196696

Claim:
A vehicle frame structure comprising a body frame having a front frame portion and a center frame portion, said front frame portion comprising: a pair of left and right lower front frame sections disposed at a lower portion of a vehicle body and extending in a longitudinal direction of the vehicle; a pair of left and right upper front frame sections joined to corresponding front end portions of the lower front frame sections, each of said left and right upper front frame sections extending upwardly for a predetermined distance, and then bending rearwardly and extending substantially in the longitudinal direction of the vehicle; a pair of left and right front reinforcing pipes joined to the respective upper front frame sections, said reinforcing pipes extending substantially in the longitudinal direction of the vehicle and having respective front wheel suspension arm attachment portions thereon; a first front cross pipe connecting together front portions of the front reinforcing pipes; and a second front cross pipe connecting together rear portions of the front reinforcing pipes; and wherein the center frame portion comprises: a central frame member arranged at a central portion of the body frame and extending in a longitudinal direction of the vehicle, said central frame member having a front end portion joined to the second front cross pipe, and a rear end portion joined to the central frame portion behind the second front cross pipe; wherein the central frame member extends in a substantially straight line along with the pair of left and right front reinforcing pipes, when viewed in a side view, and wherein the front end portion of the central frame member is joined to the second front cross pipe at a position inwardly of a first joint portion between the left front reinforcing pipe and the second front cross pipe, and also inwardly of a second joint portion between the right front reinforcing pipe and the second front cross pipe.