US 6,981,601 B2 | ||
Tamper-evident snap-on closure with sealing plug and liner | ||
Richard Laveault, Crawfordsville, Ind. (US); Coy Hearld, Crawfordsville, Ind. (US); and Stephen McBride, Crawfordsville, Ind. (US) | ||
Assigned to Alcoa Closure Systems International, Crawfordsville, Ind. (US) | ||
Filed on Mar. 21, 2002, as Appl. No. 10/103,683. | ||
Prior Publication US 2003/0178385 A1, Sep. 25, 2003 | ||
Int. Cl. B65D 41/32 (2006.01) |
U.S. Cl. 215—253 | 22 Claims |
1. A snap-on closure for a container comprising:
a top wall portion;
an annular skirt portion depending from said top wall portion;
a removal tab projecting forwardly from said-skirt portion, said skirt portion including a deformable portion positioned adjacent
to said removal tab, and comprising a pair of weakened regions on respective opposite sides of said removal tab;
a sealing plug depending from an inside surface of said top wall portion for disposition generally within a mouth of an associated
container; and
a sealing liner disposed on said sealing plug for sealing engagement with said container;
wherein said sealing liner is molded in situ and is coextensive with and conforms to inwardly and outwardly facing surfaces
of said sealing plug, and includes a central portion positioned generally within said sealing plug adjacent said top wall
portion.
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