Patent ID: 8122872

Claim:
A fuel pump module for an ethanol fuel vehicle, which is mounted on a fuel tank for storing ethanol fuel and is provided with a pump and a supply portion for pressure-feeding the ethanol fuel stored in the fuel tank to an engine, the fuel pump module comprising a heater unit that is disposed therebetween and is fluid-communicated to the pump through a first connection hose and to the supply portion through a second connection hose so as to heat by electrical resistance the ethanol fuel supplied to the heater unit through the pump, wherein the heater unit comprises: an upper body including a first nipple so as to be fluid-communicated to the supply portion through the second connection hose; a lower body including a second nipple so as to be fluid-communicated to the pump through the first connection hose, wherein the lower body is coupled to and enclosed by the upper body in order to form an inner space therebetween; a heating member mounted in the inner space and receiving electrical current from a power supply so as to generate heat; upper and lower plates mounted respectively at upper and lower portions of the heating member so as to emit the heat generated from the heating member into the inner space, the upper and lower plates having respective penetration hole fluid-communicating with the first and second nipples therethrough; and an elastic member disposed in the inner space and biasing the upper plate and/or the lower plate toward the heating member to closely contact the upper and/or lower plates to the heating member.