Patent ID: 7270369
Filing Date: 2007-09-18
Classification: B62D

Abstract:
1. An automobile underbody structure 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; a cross member disposed to extend laterally so as to connect each of said side-sills and said tunnel region, and joined to said front floor portion; and 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, wherein each of said floor frames has a rear end extending up to the vicinity of said rear kick-up portion, each of said floor frames being inclined laterally inward toward the rear end thereof so as to be obliquely disposed relative to said cross member in top plan view and each of said floor frames is being connected to the cross member at a position where they intersect with each other in the top plan view via said front floor portion.