Method for improved container internal raw edge protection

Details Method for improved container internal raw edge protection Method for improved container internal raw edge protection

1989-06-30

1990-06-05

Schmidt, Frederick R.

Manufacturing container or tube from paper; or other manufacturi

With cutting, breaking, tearing, or abrading

And with bending

493 60, 493 61, 493 62, 493340, 493354, B31B 116, B31B 125

Patent

active

049310313

ABSTRACT:
A method of forming a skived edge on the inside panel of a thermoplastic coated paperboard container, in part while the container is part of a web or sheet of paperboard material, and in part on individual blanks after being cut from the web or sheet. More specifically, a partial depth cut and an adjacent score line are formed on a carton converting machine providing a precise location for subsequently removing material and folding the edge of a blank on a side seam sealing machine.

REFERENCES:
patent: 4596541 (1986-06-01), Ward, Sr.
patent: 4708708 (1987-11-01), Fries, Jr.

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