Bag packing - using holes in flat bag as anchor points for drawing over former

Designed for flat bags of polyethylene or polypropylene sheeting the material passes through a hole punching array before the sheeting is cut and welded to give a bag open at one end, with the side folded inwards. The open end is presented to a further conveyor system where grips enter the holes at...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ADAMS, RICHARD CALVIN, WEST BARRINGTON, R.I, MONAHAN, THOMAS JOSEPH, SWANSEA, MASS, PICOTTE, GEORGE ARTHUR, JOHNSTON, R.I
Format:	Patent
Sprache:	eng
Schlagworte:	MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNERANALOGOUS TO PAPER MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN AMANNER ANALOGOUS TO PAPER PERFORMING OPERATIONS TRANSPORTING WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUSTO PAPER
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