US Patent 11065990 Vehicle body structure

A vehicle body structure of a four-wheeled vehicle includes a pair of side members (8) extending in a fore and aft direction along either side of the vehicle body, a plurality of cross members (41, 42, 43) extending laterally between the side members, and a floor panel (58) attached to an upper side of the cross members. One of the cross members (42) passes through an intersection point of diagonal lines of a rectangular formation of supporting points of the four wheels, and at least one of the seat mounts (72) is positioned on the one cross member.