Apparatus and method for transverse folding of webs

Details Apparatus and method for transverse folding of webs Apparatus and method for transverse folding of webs

1983-04-22

1985-06-04

Bray, W. D.

Manufacturing container or tube from paper; or other manufacturi

Bending

Folding

493418, 493424, 493450, B65H 4522

Patent

active

045212090

ABSTRACT:
A method and apparatus for transverse folding of web segments to provide napkins, hankies, or the like, in which first and second folding rolls are equipped with vacuum ports selectively actuatable to provide a transverse fold, the second folding roll being operated at a surface speed slower than the first.

REFERENCES:
patent: 1873102 (1932-08-01), Bechman
patent: 1974149 (1934-09-01), Christman
patent: 2353445 (1944-07-01), Crafts
patent: 2846215 (1958-08-01), Supligeau
patent: 3096977 (1963-07-01), Winkler et al.
patent: 3363896 (1968-01-01), McKindary
patent: 3689061 (1972-09-01), Nystrand

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