Stitchless paperboard breadtray

Details Stitchless paperboard breadtray Stitchless paperboard breadtray

1993-09-21

1994-07-12

Elkins, Gary E.

Envelopes, wrappers, and paperboard boxes

Paperboard box

A sidewall includes a horizontally or downwardly extending...

229172, 229176, 229178, 229195, 493162, 493181, B65D 522, B65D 530

Patent

active

053280903

ABSTRACT:
A blank for forming a paperboard carton or breadtray having a bottom and four double ply walls with reinforced corners erected without stitches. Each corner has a double fold wrap around flap which is inserted through a slot in the adjoining wall and is captured between the plys. A reinforcing section folds down over the side section forming the two plys which are held together by a cutout which is inserted through a handle hole and locked by a tab inserted into the bottom section.

REFERENCES:
patent: 2277717 (1942-03-01), Sackett
patent: 2468951 (1949-05-01), Barter
patent: 3077294 (1963-02-01), Barrez
patent: 3887126 (1975-06-01), Wilson
patent: 3910484 (1975-10-01), Wozniacki
patent: 4180200 (1979-12-01), Wilkinson, Sr.
patent: 5016814 (1991-05-01), Fullerton
patent: 5022582 (1991-06-01), Ritter

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