B - Operations – Transporting – 31 – B
Patent
B - Operations, Transporting
31
B
93/31
B31B 49/00 (2006.01) B31B 23/00 (2006.01) B65D 27/00 (2006.01)
Patent
CA 1220063
ABSTRACT A method of producing an envelope suitable for use for business correspondence, the envelope having an integrally formed external pouch on one side for accommodating a despatch note, waybill or the like. A method of forming the envelope comprises the steps of longitudinally folding a sheet of plastics material from a first reel and transporting the folded plastics sheet to a downstream sealing station whilst simultaneously feeding a strip of sheet plastics to overlie the folded plastics of the first reel to be transported therewith, and sealing folded plastics to form the envelope whilst simultaneously applying the same process to the strip plastics, to form the pouch on one wall of the envelope.
475097
Macrae & Co.
Trigon Packaging Systems (n.z.) Limited
LandOfFree
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