Patent ID: 7255079

Claim:
A cover assembly, comprising: a cover having a wall portion, a lateral attachment flange surrounding the wall portion extending outwardly therefrom and a plurality of spaced flange bores extending through the flange from a upper surface to a lower surface, the bores adapted to receive a corresponding plurality of fasteners which are adapted to be inserted through the bores and secure the cover to a base; a spring retainer which is adapted to extend along at least a portion of the outer surface of the lateral attachment flange, said spring retainer having a plurality of spaced retainer bores corresponding to at least two of the spaced flange bores and at least one shaped spring portion that is adapted to contact the upper surface of the lateral attachment flange mediate the spaced flange bores, and a cover gasket having a plurality of bores corresponding to the plurality of spaced flange bores and spaced retainer bores, wherein the shaped spring portion is adapted to apply a spring force to the upper surface of the lateral attachment flange when the fasteners are inserted through the plurality of spaced retainer bores and the plurality of spaced flange bores and used to secure the cover and the gasket to the base.