Threaded closure with free-floating liner

Details Threaded closure with free-floating liner Threaded closure with free-floating liner

1981-08-24

1983-05-03

Norton, Donald F.

Bottles and jars

Closures

Cap type

215350, B65D 4104

Patent

active

043818404

ABSTRACT:
A threaded thermoplastic closure having a free-floating liner is disclosed. To prevent backoff of the closure from a container, studs are provided on the top wall of the closure which anchor the closure to the liner, thus utilizing the resistance to rotation present between the liner and the container lip.

REFERENCES:
patent: 2039757 (1936-05-01), Von Till
patent: 2068389 (1937-01-01), Smith
patent: 3006493 (1961-10-01), Acton
patent: 3917100 (1975-11-01), Dukess
patent: 4109815 (1978-08-01), Collins

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