Patent ID: 7429322

Claim:
A fuel tank used for a general-purpose engine, the fuel tank comprising: a hollow tank body for storing fuel, the tank body having a bottom with a trap having an internal surface portion lying in a first plane; and a filter disposed within the tank body and comprising a fluororesin element having a property of not allowing water to pass therethrough but allowing fuel to pass therethrough, the fluororesin element having at least one main surface lying in a second plane disposed at an angle of inclination relative to the first plane; wherein the filter further comprises a tubular body supporting the fluororesin element and extending from the internal surface portion of the trap, the tubular body having first and second wall portions extending vertically to different heights from the bottom of the tank body and supporting the fluororesin element so that the at least one main surface of the fluororesin element lies in the second plane disposed at the angle of inclination relative to the first plane.