Container closure and a method of making the same

Details Container closure and a method of making the same Container closure and a method of making the same

1978-05-09

1980-06-03

Marcus, Stephen

Bottles and jars

Closures

Self-sealing, piercable-type closure

113121A, 215251, 215364, 215DIG3, B65D 5118

Patent

active

042057540

ABSTRACT:
A closure, preferably for pharmaceutical containers or bottles, and composed by a metal cap member with a central opening and a depending skirt, and a cover member closing the central opening of the cap member and sealingly engaging with the inner rim portion thereof. According to the invention the inner rim portion of the cap member is inclined inwardly at an acute angle, and when the cover member is later removed the rim portion is deformed or bent outwardly. The inner rim portion of the cap member is preferably bent to its inclined position when the cover member is mounted in the central opening of the cap member.

REFERENCES:
patent: 3071274 (1963-01-01), Ravin
patent: 3088615 (1963-05-01), Mumford et al.
patent: 3193128 (1965-07-01), Ravin
patent: 3547297 (1970-12-01), Herbert et al.
patent: 3587897 (1971-06-01), Rohde

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