Unit for scoring webs of paper in the lengthways direction

Details Unit for scoring webs of paper in the lengthways direction Unit for scoring webs of paper in the lengthways direction

1981-07-20

1983-11-22

Heinz, A. J.

Manufacturing container or tube from paper; or other manufacturi

Bending

Form-scoring

493402, 83887, B26D 308, B31B 125

Patent

active

044166524

ABSTRACT:
For the purpose of helping in the making of a second lengthways fold in a web of paper in a folder having a folder blade for producing this fold, the paper is firstly scored at the desired fold position in the long direction by a sharp-edged wheel pushing the paper against a turning back-up part, which is let into the face of one of the nipper or guiding rolls of the folder. The wheel with the sharp edge is placed on the other, opposite roll between separate roll parts or wheels thereon gripping the web against the other roll.

REFERENCES:
patent: 2022563 (1935-11-01), Hammisch
patent: 2139890 (1938-12-01), Fitchett
patent: 3318206 (1967-05-01), Kuehn

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