Stitching gear assembly having perforating projections...

Details Stitching gear assembly having perforating projections... Stitching gear assembly having perforating projections...

B - Operations, Transporting

31

F

93/86

B31F 5/02 (2006.01) B31D 5/00 (2006.01) B31D 5/02 (2006.01) B31F 1/00 (2006.01)

Patent

CA 2031526

2031526 9013414 PCTABS00002 A dunnage producing machine converts multi-ply paper stock (12) into cushioning dunnage (P). The machine draws in the web stock and rolls the edges inwardly. The stock passes between a pair of gear-like members (30) which mesh together to coin the material by fastening together the inwardly rolled edges. The gear-like members have projections (66) on their teeth which perforate the stock layers to assist in maintaining the product in its pad-like form.

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