Patent ID: 8286744

Claim:
A fuel pump attachment structure comprising: a cover member made of first resin; and a pump support member having a fuel pump support surface via which a fuel pump is to be attached to a fuel tank inside the fuel tank made of second resin, the pump support member comprising an insert plate and an insert nut, wherein the cover member is provided on the fuel pump support surface of the pump support member, wherein the first resin has anti-creep property higher than anti-creep property of the second resin, wherein the insert plate includes a cylindrical protrusion, and wherein an end of the cylindrical protrusion forms the fuel pump support surface, wherein the cover member includes a bottom portion that is flush and level with the fuel pump support surface, and wherein the bottom portion of the cover member forms an adjacent fuel pump support surface that is adjacent to and level with the fuel pump support surface of the pump support member, and wherein an outer side and an inner side of the insert plate are sandwiched between the cover member made of the first resin and the fuel tank made of the second resin from both said sides of the insert plate, and are supported by the cover member and the fuel tank.