Machine for manufacture of boxes with integrally reinforced wall

Details Machine for manufacture of boxes with integrally reinforced wall Machine for manufacture of boxes with integrally reinforced wall

1985-12-27

1987-04-28

Schmidt, Frederick R.

Manufacturing container or tube from paper; or other manufacturi

Bending

Folding

493126, 493176, 271 10, 271131, 271233, 271239, B31B 702, B31B 728

Patent

active

046610910

ABSTRACT:
Various configurations of boxes of a corrugated or fiberboard material are manufactured by a machine and process in which scored marginal flaps of the preformed box blank material are laterally wrapped around forming mandrels or fingers to define corner and/or intermediate posts integral with a wall portion of the resulting box, with at least a portion of each flap laminated to the side wall.

REFERENCES:
patent: 1491869 (1924-04-01), Kusterer
patent: 1653116 (1927-12-01), Parks
patent: 1731834 (1929-10-01), Wheeler
patent: 2336507 (1943-12-01), Shields
patent: 2583713 (1952-01-01), Shields
patent: 2856826 (1958-10-01), Norquist et al.
patent: 3342116 (1967-09-01), Roesner et al.
patent: 3780627 (1973-12-01), Roda
patent: 4024693 (1977-05-01), Leasure et al.
patent: 4090703 (1978-05-01), Straube

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