Sift proof liner for outer container

Details Sift proof liner for outer container Sift proof liner for outer container

1982-05-10

1984-01-31

Shoap, Allan N.

Receptacles

Wall supported container

Recessed wall mounting

220410, 229 39R, 229 37R, 229 41B, B65D 9004

Patent

active

044284993

ABSTRACT:
A collapsible sift-proof, leak-proof paperboard liner, for an outer shipping container having opposed pairs of side walls interconnected a pair of bellows members. Each of the bellow members includes a pair of first bellows elements and a pair of second bellow elements.
The pair of first bellows elements are foldably joined to a lower edge of a second side wall panel on a common fold line and are foldably joined to each other on a fold line extending normal to the common fold line.
The pair of second bellows elements are foldably joined to an adjacent edge of a bottom wall on a fold line overlying the common fold line and foldably joined to respective first bellows elements on diagonal fold lines.

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patent: 4267957 (1981-05-01), Holmstrom
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