Apparatus for longitudinally cutting webs of material

Cutting – Rotatable disc tool pair or tool and carrier – Tool pair comprises rotatable tools

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Details

83482, 83497, 83499, B23D 1906, B26D 124

Patent

active

042325773

ABSTRACT:
In a slitting apparatus for a web of material such as paper, comprising a circular knife which, in its operation position, co-operates with one of a plurality of counter-blades defined at the periphery of a grooved roller, the rotary axis of the knife in the operative position of the latter is inclined at an acute angle to the roller axis.

REFERENCES:
patent: 559179 (1896-04-01), Koegel
patent: 2554027 (1951-05-01), Haswell
patent: 2792889 (1957-05-01), Kusel
patent: 3186282 (1965-06-01), Waterhouse

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