Patent ID: 8813991
Filing Date: 2014-08-26
Classification: B65D

Abstract:
1. A container cover comprising: a cover plate having upper and lower surfaces that are opposite to each other in a vertical direction, and a peripheral surface that interconnects said upper and lower surfaces; an annular frame including an annular surrounding wall that extends substantially in the vertical direction, and that is disposed outwardly of said cover plate to surround said cover plate and to cooperate with said peripheral surface of said cover plate to define a gap therebetween, and an annular flange that extends integrally and inwardly from said surrounding wall to contact said upper surface of said cover plate and to seal off one end of said gap; an annular gasket made from a resilient material and disposed between said surrounding wall of said frame and said peripheral surface of said cover plate to fill said gap; said gasket includes an annular outer gasket portion that fills said gap, that extends downwardly beyond said gap, and that is fixedly connected to said surrounding wall of said frame, and an annular inner gasket portion that extends integrally and inwardly from said outer gasket portion to be fixedly connected to said lower surface of said cover plate; said flange of said frame is fixedly connected to an upper surface of said outer gasket portion and said upper surface of said cover plate; said cover plate is formed with an annular upper groove extending inwardly from said peripheral surface and downwardly from said upper surface, said flange of said frame being fixedly engaged in said upper groove; and wherein said cover plate, said frame and said gasket are molded as one piece.