Patent ID: 6592100
Filing Date: 2003-07-15
Classification: B60K,F16K,Y10T

Abstract:
A valve mounting structure for a fuel tank, in which a float valve having floats and accommodated in a float case and lifted and lowered in response to raising and lowering of the level of a fuel oil is mounted to an upper wall of a tank body, said valve mounting structure comprising:a welding flange provided on a cover welded to an outer periphery of an opening defined in the upper wall of said tank body made of a synthetic resin, so that said cover covers said opening, said cover and said tank body being made of synthetic resin; and a fixing flange provided at an upper portion of a protector for supporting the float case of said float valve by a concavo-convex engagement, said fixing flange being fixed between the outer periphery of said opening of said tank body and said welding flange of said cover, wherein said protector has a swelling rate less than those of said tank body and said cover.