Patent ID: 7513387

Claim:
A closure assembly for a container, said container including a container end panel defining a closure assembly-receiving opening, said closure assembly comprising: an annular flange defining a threaded plug opening and having an annular inner surface located axially above and radially outwardly of said threaded plug opening, said annular flange including an annular sidewall terminating in a lower edge and being constructed and arranged for receipt by said container end panel wherein said lower edge is spaced below said container end panel, said annular sidewall having two sections that are axially adjacent with one section being radially offset from the other section, said annular flange further including an upper flange lip including an annular outer surface defining a plurality of recesses; a closure plug having a threaded outer portion and being constructed and arranged to be received by said threaded plug opening, said threaded closure plug further including a radial lip and a gasket-receiving portion that is axially between said threaded outer portion and said radial lip; and an annular gasket initially positioned around and in contact against said gasket-receiving portion and spaced apart from said radial lip, said annular gasket being constructed and arranged to be compressed in a radial direction into contact against a portion of said container end panel that overlays part of said annular inner surface when said closure plug is threaded into said annular flange.