Transverse severing apparatus for webs

Details Transverse severing apparatus for webs Transverse severing apparatus for webs

B - Operations, Transporting

26

D

164/45

B26D 3/00 (2006.01) B26D 7/14 (2006.01) B31B 23/00 (2006.01)

Patent

CA 1194401

ABSTRACT OF THE DISCLOSURE In a transverse severing apparatus for webs of thermoplastic material, two parallel pressure bars are lowerable onto and raisable from a section or sections to be severed from the web. The upstream pressure bar clamps the leading end of the web to a backing bar. The second pressure bar, which is disposed between a severing knife and the upstream bar, tensions the web clamped between a pair of feed rollers and the upstream pressure bar before the severing knife cuts the web.

419512

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