Easily openable cover member

Details Easily openable cover member Easily openable cover member

1979-07-09

1981-03-17

Hall, George T.

Receptacles

Closures

With closure opening arrangements for means

220258, B65D 4132

Patent

active

042562392

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: 2383274 (1945-08-01), Punte
patent: 3434620 (1969-03-01), Laurizio
patent: 3927795 (1975-12-01), Robinson
patent: 3981412 (1976-09-01), Asmus

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