Container closure with expandable anti-missiling section

Details Container closure with expandable anti-missiling section Container closure with expandable anti-missiling section

1985-10-15

1986-09-16

Norton, Donald F.

Bottles and jars

Closures

Frangible member or portion

215307, B65D 5116

Patent

active

046117237

ABSTRACT:
An improved container closure including a shell with top and side walls. The shell is disposable over an opening in a container. In the shell are a threaded portion in the side wall for engaging threads on the container and an axially expandable section. A safety section in the side wall below the expandable section provisionally secures the shell to a fixed element on the container at least until the expandable section expands.

REFERENCES:
patent: 3861551 (1975-01-01), Hannon
patent: 3966071 (1976-06-01), Northup
patent: 4007848 (1976-02-01), Snyder
patent: 4007851 (1977-02-01), Walker

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