Folding blank press with means to scarify blank surfaces intende

Coating apparatus – With means to apply electrical and/or radiant energy to work... – With electromagnetic and/or electrostatic removal of...

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Details

93 583, 118 37, 156535, B26D 308

Patent

active

040076717

ABSTRACT:
Folding blank processing apparatus with scarifying means to scar, or distort, the surface of the paper or board of the blank to produce pock marked surface scarring on the blank adjacent a score line fold for the purpose of holding adhesive at the scarified area to complete the construction of a box, or other means, out of the folded blank.

REFERENCES:
patent: 1904812 (1933-04-01), Albert
patent: 2338635 (1944-01-01), Galber
patent: 2655844 (1953-10-01), Sillars
patent: 2659340 (1953-11-01), Zinn, Jr.
patent: 3194474 (1965-07-01), Rumberger

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