Patent ID: 9689340
Date: 2017-06-27
CPC Classifications: F02D,H05K

Claim:
1. A controller integrated fuel pump module, wherein a receiving part is formed on an upper surface of a flange assembled in a fuel tank, the fuel pump module has a controller integrated structure in which a PCB assembly configured by mounting elements of a controller to a PCB is molded by a molding part while being received in the receiving part, wherein at least a portion of a lower surface of the receiving part and an upper surface of the flange are connected by a connecting part while being spaced apart from each other, and the receiving part has an empty space between the lower surface of the receiving part and the upper surface of the flange, wherein the fuel pump module has a convexo-concave portion having a shape in which recesses and bosses are repeated is formed on an inner circumferential surface of the receiving part, wherein the recesses and bosses of the convexo-concave portion are repeated along a periphery of the inner circumferential surface of the receiving part and each of the recesses and the bosses is formed to extend upwards and downwards along an axial direction of the receiving part, on the inner circumferential surface of the receiving part, and wherein upper ends of the recesses and the bosses are formed above a location of the PCB or at a height of the PCB.