Patent ID: 7669900

Claim:
A flange structure for a fuel supply unit of a vehicle, the flange structure comprising: at least one electrically conductive fuel port having first and second ends and integral features defining a channel about a periphery thereof, an elastomer O-ring seal in the channel, and a plastic flange overmolded on at least a portion of the fuel port between the first and second ends and overmolded on at least a portion of the elastomer O-ring seal, with the elastomer O-ring seal defining a barrier preventing fuel or fuel vapor from passing between the periphery of the fuel port and the overmolded flange, wherein the features include a first feature, generally L-shaped in section, that extends annularly about the periphery of the fuel port and a second feature defining an annular rim spaced from the first feature, and wherein the second feature is spaced from the first feature a distance generally equal to a diameter of the O-ring so as to capture the O-ring.