Process for manufacturing a flat-bottom bag and bag formed...

Details Process for manufacturing a flat-bottom bag and bag formed... Process for manufacturing a flat-bottom bag and bag formed...

B - Operations, Transporting

65

B

B65B 43/08 (2006.01) B65D 30/18 (2006.01)

Patent

CA 2462738

A process for manufacturing a flat-bottom bag is disclosed. The process comprises the steps of providing a bag preform and a patch, the patch having a first adhesive coating thereon. The preform is positioned at an open configuration thereof, whereat its flaps extend substantially away from one another. Thereafter, the patch is positioned a sealing position against the preform, with the first adhesive coating therebetween, to form a preform/patch composite. Thence, a second adhesive coating is applied on the preform/patch composite, and the flaps are folded, in sequence, onto the gusset panels, to respective closure positions, where they are secured by the second adhesive coating.

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