Easy open tab sealer for packages

Details Easy open tab sealer for packages Easy open tab sealer for packages

1993-01-12

1995-09-26

Joseph, Moy M.

Envelopes, wrappers, and paperboard boxes

Paperboard box

Having means to facilitate opening the box by severing box...

220270, 22912501, 22912509, B65D 570

Patent

active

054528496

ABSTRACT:
A method and apparatus for a pull tab opening mechanism utilized in container systems for easy opening and convenient manufacturing. The method and apparatus therefor comprising a base paper stock in which a pour hole is die cut. The paper stock being laminated with layers of aluminum foil and polyethylene which cover the die cut pour hole. A pull tab system adhered to the top of the laminated structure advantageously provides an opening mechanism which does not compromise the integrity of the container and is easily manufactured.

REFERENCES:
patent: 3711011 (1973-01-01), Kugler
patent: 3977591 (1976-08-01), Martensson et al.
patent: 4595116 (1986-06-01), Carlsson
patent: 4705197 (1987-11-01), Gordon et al.
patent: 4792069 (1988-12-01), Nantin et al.
patent: 4798296 (1989-01-01), Lagerstedt et al.

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