| 摘要 |
PROBLEM TO BE SOLVED: To provide a fuel tank for a vehicle which enables improvement of adiabaticity with a simple structure and is easily manufactured.SOLUTION: In a fuel tank 10 in which an outer wall 19 of a tank body 12 is formed by a synthetic resin layer formed by a multilayer structure, the tank body 12 includes at least an inner body layer (an inner adhesive layer 28 and an inner base layer 30) and an outer body layer (an epidermal layer 20, an outer base layer 22, and an outer adhesive layer 24) between which a barrier layer 26 is disposed. A structure 13a having an air layer 34 therein is welded to the outer side of the epidermal layer 20 forming the outer body layer. |
