Paperboard container with internal raw edge protection and...

Details Paperboard container with internal raw edge protection and... Paperboard container with internal raw edge protection and...

B - Operations, Transporting

65

D

93/1, 229/19.2

B65D 5/74 (2006.01) B65D 5/06 (2006.01)

Patent

CA 1241623

PAPERBOARD CONTAINER WITH INTERNAL RAW EDGE PROTECTION AND METHOD FOR CONSTRUCTING SAME Abstract There is disclosed a container structure including a sealed side seam having a protected internal raw edge, and a method for accomplishing same. The method includes skiving or cutting a side seam flap along a taper to a feather edge, applying a sealant to the skived surface, and pressing the sealant-covered strip under heat and pressure into contact with the inside surface of the adjacent side wall panel to become sealed thereto without an exposed internal raw edge. Alternatively, the sealant may be applied to the side wall panel adjacent the skived tapered surface.

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