Process and apparatus for covering a cut edge of a cardboard bla

Details Process and apparatus for covering a cut edge of a cardboard bla Process and apparatus for covering a cut edge of a cardboard bla

1984-07-12

1986-06-24

Kimlin, Edward

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156285, 156293, 156475, 156479, 156481, 156489, 156490, B32B 304, B32B 3100

Patent

active

045966206

ABSTRACT:
The open cut edge of a cardboard blank is covered by a cover strip folded around the cut edge. The cover strip is cut from a band having a width corresponding to the length of the cut edge to be covered. The strip is held flatly on a folding device and is subsequently folded around the cut edge of the cardboard blank. On the folding device a folding slit is provided which may be slid, together with the cover strip, over the cut edge of the cardboard blank in a direction transversely of such edge.

REFERENCES:
patent: 2936816 (1960-05-01), Lang
patent: 4272770 (1981-01-01), Bocca et al.
patent: 4322864 (1982-04-01), Bocca et al.
patent: 4481053 (1984-11-01), Tokuno et al.

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