Paper package for beverage

Details Paper package for beverage Paper package for beverage

1992-03-09

1992-09-29

Elkins, Gary E.

Envelopes, wrappers, and paperboard boxes

Paperboard box

With closure for an access opening

2291231, 22912542, 229215, B65D 574

Patent

active

051508338

ABSTRACT:
Disclosed herein is a sealed hexahedral package made of a piece of paper material by folding and bonding, including a flap consisting of an outer layer extending from its top panel and an inner layer extending from its side panel, lapped and adhered to the side panel so that the outer layer is covering the inner layer, where a pour spout is opened; and a protuberance made of soft material adhered to the side panel to block and seal the pour spout so that after the flap is pulled upwards, the pour spout is exposed, and the protuberance remains adhered to the side panel.

REFERENCES:
patent: 2819831 (1958-01-01), Polarek et al.
patent: 3138315 (1964-06-01), Morrow
patent: 3650458 (1972-03-01), Rausing
patent: 4367828 (1983-01-01), Reil
patent: 4632299 (1986-12-01), Holmberg
patent: 4836384 (1989-06-01), Tuns et al.
patent: 4915236 (1990-04-01), Kamin et al.

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