Paperboard container for liquids including an improved structure

Envelopes – wrappers – and paperboard boxes – Paperboard box – With inner flexible or flaccid bag liner

Patent

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Details

22911735, 22912233, 22912221, B65D 532, B65D 556

Patent

active

058033467

ABSTRACT:
An upright tubular shell has a top end, a bottom end, and a plurality of side-by-side sidewalls. The shell is constructed of a plurality of layers of paperboard material. A first one of the sidewalls defines a first portion adjacent a first upright edge of the first sidewall and has a thickness less than the thickness of the adjacent portion of the first sidewall. The first portion also comprises less than all of the plurality of layers of the paperboard material. The first portion overlaps and is attached to a second one of the sidewalls. A flexible impervious liner with an attached fitment is located within the shell. An outer opening is defined in one of the sidewalls proximate the bottom end for receiving a portion of the fitment. A bottom cap defines a first opening, a second opening, and a third opening. The first opening overlays the second opening. The outer opening is interdisposed between and aligned with the third and first openings.

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