Cartons of the gable type provided with seal breaking pull cords

Envelopes – wrappers – and paperboard boxes – Paperboard box – Releasable or frangible bond between box parts provides...

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Details

229239, B65D 506, B65D 508, B65D 574

Patent

active

054273102

ABSTRACT:
Cartons having gabled ends which when opened form pouring spouts are provided with seal breaking pull cords. Each pull cord has first and second ends and an intermediate length. Each first cord end is anchored in the seal adjacent that portion thereof that is to be ruptured. The second end may be within the seal adjacent the other end of that portion or it may protrude from that end.

REFERENCES:
patent: 2198119 (1940-04-01), Krengel
patent: 2268668 (1942-01-01), Moore
patent: 3186621 (1965-06-01), Svenson
patent: 4027455 (1977-06-01), Rausing et al.
patent: 4433784 (1984-02-01), Kjelgaard
patent: 4821950 (1989-04-01), Sanchez et al.

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