Easily openable cover member

Details Easily openable cover member Easily openable cover member

1980-06-18

1982-04-13

Hall, George T.

Receptacles

Closures

Superposed closures for common opening

B65D 5122

Patent

active

043243410

ABSTRACT:
An easily openable cover member for a container which is formed from thermoplastic synthetic resin of high flexibility and which integrally has unsealing means for opening an openable portion defined by a thinned portion and said unsealing means is integral with and extends upwardly of the openable portion. The cover member has been formed by injection-molding synthetic resin so as to have the openable portion integrally formed with the unsealing means.

REFERENCES:
patent: 3419181 (1968-12-01), Stec
patent: 3981412 (1976-09-01), Asmus
patent: 4125203 (1978-11-01), Sovari et al.

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