End closure for lined cartons

Details End closure for lined cartons End closure for lined cartons

1979-01-02

1980-04-15

Shoap, Allan N.

Receptacles

Receptacle having flexible, removable inner liner

Means for venting air trapped between the liner and its...

229 37R, B65D 556

Patent

active

041979630

ABSTRACT:
An improved end closure for a prelined carton formed from a knocked-down tubular carton structure, the end closure comprising an opposing pair of innermost closure flaps and an opposing pair of outermost closure flaps, the innermost flaps each being diagonally scored to define a triangular tab portion at one end thereof, the triangular tab portions being adhesively secured to the mouth of the liner mouth as an incident of erecting the carton, the tabs being folded inwardly by the liner mouth as it is expanded and flattened for sealing, the infolded tabs assisting in positioning the liner mouth for sealing and also serving to facilitate the infolding of the ends of the sealed liner mouth as an incident of infolding the innermost closure flaps to overlie the end of the carton body.

REFERENCES:
patent: 3051367 (1962-08-01), Einhorn
patent: 3550833 (1970-12-01), Rahenkamp

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