Cap for a neck finish on a wide mouth container

Details Cap for a neck finish on a wide mouth container Cap for a neck finish on a wide mouth container

1990-06-13

1991-09-24

Marcus, Stephen

Bottles and jars

Closures

Frangible member or portion

215320, 215354, 220270, 220276, 220306, B65D 1740

Patent

active

050507540

ABSTRACT:
A cap of the type having a top portion with a depending annular flange on its peripheral edge and an annular depending sealing flange inwardly thereof between which the neck of a container is sealingly engaged is disclosed in which the depending annular flange of the cap has a lower annular outwardly offset secondary flange for registry with a similarly shaped neck finish of the container. An upstanding tab is integrally formed on the lower annular outwardly offset secondary flange of the depending annular flange. The inner surface of the depending annular flange and the outer surface of the neck finish have cooperating upper and lower annular fastening and sealing configurations holding the cap in place until the lower annular outwardly offset secondary flange of the depending annular flange is removed by tearing along a horizontal frangible line which also removes the lower fastening and sealing configuration.

REFERENCES:
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patent: 4798301 (1989-01-01), Bullock et al.
patent: 4966292 (1990-10-01), Marino

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