Patent ID: 9409681
Filing Date: 2016-08-09
CPC Classification: B65D

Claim Text:
1. A closure for a container having a neck with an external bead, which closure includes: an inner shell including an inner shell base wall having a central passage, and an annular skirt extending axially from the base wall radially outward of the central passage and having an outer surface and at least one external thread segment projecting from the outer surface; and an outer shell coupled to the inner shell and including an outer shell base wall, a plug seal extending axially from the outer shell base wall through the central passage of the inner shell base wall, and an annular outer skirt extending axially from the outer shell base wall radially outward of the plug seal and having at least one internal thread segment for threaded engagement with the at least one external thread segment of the inner shell, wherein the plug seal is an annular seal and the base wall of the inner shell is axially retained between the annular seal and the outer shell base wall, wherein the outer shell also includes an annular wall and an annular enlargement extending radially outwardly from the annular wall and having an outer surface with an outer diameter greater than an inner diameter of the central passage.