Patent ID: 7204547
Filing Date: 2007-04-17
Classification: B62D

Abstract:
1. An underbody structure for an automobile, comprising: a floor panel which includes a front floor portion connecting a pair of laterally-spaced side-sills to one another and having a tunnel region extending longitudinally along the lateral center thereof, a rear kick-up portion extending upward from a rear end of said front floor portion, and a rear floor portion extending from an upper end of said rear kick-up portion rearward and approximately linearly; a pair of laterally-spaced floor frames disposed to extend longitudinally in such a manner as to interpose said tunnel region therebetween, and joined to a bottom surface of said front floor portion, each of said floor frames having an approximately reverse-hat shape in section, and a rear end extending up to the vicinity of said rear kick-up portion; a pair of laterally-spaced front frames each having a rear end joined to a front end of a corresponding one of said floor frames; and an end gusset connecting each rear end region of said floor frames and said rear kick-up portion from the exterior side of the automobile.