Folding cylinder for a web folding apparatus

Details Folding cylinder for a web folding apparatus Folding cylinder for a web folding apparatus

1985-11-21

1987-01-13

Eickholt, E. H.

Sheet-material associating

Associating and folding

Sheet associating

493427, B42C 104

Patent

active

046359150

ABSTRACT:
A folding cylinder for a folder capable of collect run and straight run is provided with protrusions of a height corresponding to the thickness of an inside section to be folded on the folder. The protrusions are extended or arranged beyond the corresponding cutting knife receiving members adjacently thereto respectively so that portions of the papers on both sides of a cutting line are pressed firmly against the circumference of the folding cylinder and the top surface of the protrusion of protrusions in a state of tension to allow precise cutting.

REFERENCES:
patent: 2765164 (1956-10-01), Hand
patent: 4445881 (1984-05-01), Bullen et al.
"Newspaper Letterpress Presses" ANPA Research Institute, 3rd Edition, 750 Third Avenue, N.Y. 10017, pp. 20, 148-153.

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