B - Operations – Transporting – 31 – B
Patent
B - Operations, Transporting
31
B
B31B 1/14 (2006.01) B26D 7/18 (2006.01)
Patent
CA 2274465
A steel rule cutting die apparatus is described for manufacturing a carton from a carton blank with self-cleaning punches for cutting small diameter holes in a carton blank and waste removal means being a channel member below the carton blank with an air flow with a partial vacuum in the channel member so that waste produced by the punches is removed.
Archer David John
Laming Jeffrey Allen
Webster James
R. William Wray & Associates
Shorewood Packaging Corporation Limited
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