Patent ID: 7487998

Claim:
A fuel tank arrangement structure for a vehicle, which is designed to position a fuel tank under a floor panel forming a floor for a passenger compartment of the vehicle, characterized in that: said floor panel having a general surface; a convex floor portion which protrudes upward from the general surface; and a kick-up portion which extends upward to form a step at a top end thereof in such a manner that said general surface extends rearwardly continuously from said top end of the kick-up portion, said convex floor portion is formed at a rearward position relative to said kick-up portion; said fuel tank has a convex fuel-tank portion protruding upward, wherein said convex fuel-tank portion is positioned within a space defined by said convex floor portion; a rear seat is positioned inside said passenger compartment and above said convex floor portion; the general surface of said floor panel is formed to have a slant region inclined downward in a frontward direction of the vehicle; and said rear seat has a front portion mounted to a relatively-low front region of said general surface on the frontward side of said slant region, and a rear portion mounted to a relatively-high rear region of said general surface on the rearward side of said slant region.