Liquid packaging container with pouring spout and air inlet

Details Liquid packaging container with pouring spout and air inlet Liquid packaging container with pouring spout and air inlet

1980-08-18

1983-01-11

Tollberg, Stanley H.

Dispensing

Movable material discharge guide

Foldable, bendable, collapsible or flexible

222541, 229 7R, B65D 4710

Patent

active

043678289

ABSTRACT:
A packaging container of cardboard for liquids, rendered impermeable by an internal coating of plastic has at least at one side, a double-thickness wall portion the interior of which communicates with the interior of the container and includes on the wall of the portion a strip of cardboard which can be gripped with the fingers. At least one of the end wall portions includes at least one score-line penetrating through only one of the double-thicknesses and along which the wall portion is severable. Closely adjacent to the score line is at least one weld-seam by means of which the wall portions are welded to each other in a fluid-tight manner.

REFERENCES:
patent: 3301458 (1967-01-01), Rausing et al.
patent: 3795359 (1974-03-01), Rausing
patent: 4126263 (1978-11-01), Martensson

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