Patent ID: 7478652

Claim:
A fuel hose having a multilayered construction and a flexible corrugated portion with corrugation bottom portions and corrugation peak portions for transporting a fuel from a fuel inlet to a fuel tank, the fuel hose, comprising: a rubber layer, and a resin layer comprising a laminate with and on an inner side of the rubber layer, the resin laying having fuel permeation resistance and serving as a barrier layer; wherein on the corrugated portion, the resin layer is laminated integrally on the inner side of the rubber layer without creating clearance therebetween and the resin layer and the rubber layer integrally form the corrugation bottom portions and the corrugation peak portions alternately, wherein one of the plurality of all of the corrugation peak portions and the plurality of all of the corrugation bottom portions has a flat portion extending straight in an axial direction, wherein the corrugated portion has slanted portions, each of the slanted portions extends straight at a slant angle between the corrugation peak portion and the corrugation bottom portion, and smoothly curved connection is provided between the flat portion and the slanted portion, wherein the corrugated portion satisfies a condition of H/W≧1.1 when H represents a height of a corrugation measured between an inside of the corrugation bottom portion and an inside of the corrugation peak portion, and 2W represents an axial distance between an inside of the corrugation bottom portion and an inside of an adjacent corrugation bottom portion.