Patent ID: 8529216
Filing Date: 2013-09-10
Classification: F04B,F04F

Abstract:
1. A fuel supply unit comprising: a fuel reservoir for holding fuel, a fuel pump within the reservoir for pumping fuel from the reservoir, a jet pump assembly within the reservoir for drawing fuel from a fuel tank into the reservoir, and seal structure having a flange with a living hinge, the seal structure being operatively coupled with a housing of the jet pump assembly and disposed between the housing and a portion of the reservoir, with a portion of the flange being pivoted about the living hinge such that the portion of the flange engages an annular wall of the reservoir, providing a seal between the housing of the jet pump assembly and the annular wall of the reservoir, wherein the flange is annular having a generally constant thickness and the living hinge is defined by an annular extending cut-out in the annular flange between the free end portion and the engaging portion, with the cut-out defining the living hinge to have a thickness less that the generally constant thickness.