B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
206/31
B65D 55/08 (2006.01) B65D 41/34 (2006.01)
Patent
CA 1251420
TAMPER INDICATING PACKAGE Abstract of the Disclosure A tamper indicating package comprising a container having a neck with external threads formed thereon and a plastic closure comprising a top panel and an integral depend- ing annular skirt. The skirt has integral internal threads formed thereon complementary to the threads on the neck of the container. The container has an annular locking bead positioned axially below the threads, and the skirt has a ring at the lower end thereof connected to the upper portion of the skirt by a plurality of circumferentially spaced integral bridge portions located below the threads when the closure is on the container. The ring has a radially inwardly extending annular rib engaging beneath the locking bead of the container when the closure is on the container. The skirt has an annular groove formed therein in the area of the bridge portions, the groove being formed after molding by deforming an annular portion of the skirt thereby displacing material in the annular area axially and stressing the material in the annular area.
472740
Gowling Lafleur Henderson Llp
Owens-Illinois Inc.
LandOfFree
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