Production for the manufacture of blanks and folding cartons

Details Production for the manufacture of blanks and folding cartons Production for the manufacture of blanks and folding cartons

B - Operations, Transporting

31

B

93/45

B31B 1/00 (2006.01) B31B 1/64 (2006.01) B31B 3/46 (2006.01)

Patent

CA 1211972

ABSTRACT OF THE DISCLOSURE The under fig. 1 illustrated erecting unit 1 for erecting carton blanks 16, thereby producing folding cartons, shows apart from a shaping plate 2 and a plunger 6 two sonotrodes 8 and 9 moving back and forth in the direction of the arrows 10. These sonotrodes 8 and 9 produce ultrasound which heats and subsequently welds or sticks together the flaps of the blank 17 which is either made completely of synthetic mater- rial or is a blank 16 which is coated with synthetic material or a varnish. (fig. 1)

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