Patent 7252326 was granted and assigned to NISSAN MOTOR CO.,LTD. on August, 2007 by the United States Patent and Trademark Office.
A vehicle underbody structure including: a front floor panel; a rear floor panel having a portion raised above the front floor panel; side sills; tunnel members extending along a floor tunnel; and a reinforcing plate. The rear floor panel is provided with suspension mounting members to which a rear suspension frame are mounted. The reinforcing plate extends to the suspension mounting members, the side sills, and the tunnel members.