Container with expansion type locking closure

Details Container with expansion type locking closure Container with expansion type locking closure

1977-05-02

1983-01-25

Lowrance, George E.

Receptacles

Closures

Having means for securing or retaining closure in its closed...

220 74, 229 43, 2922566, B65D 4532

Patent

active

043698921

ABSTRACT:
Disclosed is a closure system for a container made of flexible and resilient material comprising a lid engaging the finish of the container and an expansion means such as a toggle pressure ring pressing a sidewall of said lid outwardly against the finish of the container to lock and seal said lid on said container.

REFERENCES:
patent: 264347 (1982-09-01), Sexton
patent: 786957 (1905-04-01), Crane
patent: 1112943 (1914-10-01), Stone
patent: 1889505 (1932-11-01), Wackman
patent: 2787410 (1957-04-01), Moore
patent: 3079031 (1963-02-01), Henchert
patent: 3109575 (1963-11-01), Aldington
patent: 3371847 (1968-03-01), Stergle

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