Patent ID: 6422839
Filing Date: 2002-07-23
Classification: F02M,F04D,H02K

Abstract:
A method of protecting a fuel pump assembly from corrosion, the fuel pump comprising a pump housing, a fluid inlet, a fluid outlet, a pumping apparatus, an electric motor, a plurality of connecting terminals, a wire harness, and a protective coating, comprising the steps of:mating said plurality of connecting terminals with said wire harness; inserting said plurality of connecting terminals mated with said wire harness into an overmold; sealing the edges of said mated plurality of connecting terminals that project from the overmold; injecting an acetel thermoplastic resin between said overmold and said mated plurality of connecting terminals; letting said acetel thermoplastic resin set around said mated plurality of connecting terminals; and removing said plurality of connecting terminals with said protective coating of acetel thermoplastic resin from the overmold.