To easily manufacture a resin fuel tank having a barrier sheet layer.SOLUTION: A resin fuel tank includes a resin fuel tank body 35 provided so that an upper half body 45 and a lower half body 46 are joined to each other, and a barrier sheet layer 36 which is provided on an inner surface of the fuel tank body 35 and reduces permeation of a fuel from the fuel tank body 35, where the end edge of the barrier sheet layer 36 is provided in the vicinity of an upper joint surface 47c and a lower joint surface 48c where the upper half body 45 and the lower half body 46 are joined to each other, the end edge has bent parts 61 and 62 which are bent toward the outside of the fuel tank body 35, and the bent parts 61 and 62 are embedded in the fuel tank body 35 at a position separated from the upper joint surface 47c and the lower joint surface 48c.SELECTED DRAWING: Figure 7
【課題】バリアシート層を備える樹脂製燃料タンクを容易に製造できるようにする。【解決手段】上半体45及び下半体46を接合して設けられる樹脂製の燃料タンク本体35と、燃料タンク本体35の内面に設けられ、燃料タンク本体35からの燃料の透過を低減させるバリアシート層36とを備える樹脂製燃料タンクにおいて、バリアシート層36の端縁は、上半体45及び下半体46が合わさって接合される上側接合面47c及び下側接合面48cの近傍に設けられ、前記端縁は、燃料タンク本体35の外側に向かって屈曲する屈曲部61,62を有し、屈曲部61,62は、上側接合面47c及び下側接合面48cから離間した位置で燃料タンク本体35に埋め込まれている。【選択図】図7
RESIN FUEL TANK
樹脂製燃料タンク
2019-04-25
Patent
Electronic Resource
Japanese
Online Contents | 1993