Method and apparatus for longitudinally folding a printed web in

Details Method and apparatus for longitudinally folding a printed web in Method and apparatus for longitudinally folding a printed web in

1993-09-09

1995-09-12

Ryznic, John E.

Sheet-material associating

With printing

Associating and folding, with rotary printer

226195, B41F 1358, B65H 2308

Patent

active

054491568

ABSTRACT:
A method and apparatus for longitudinally folding a printed web upstream of the former or other finishing device in an in-line printing press. The invention permits plow folding to be accomplished upstream of the former by carefully controlling the tension of the web while it is in the plow folding apparatus.

REFERENCES:
patent: 3955737 (1976-05-01), Traise
patent: 4050361 (1977-09-01), Traise
patent: 4231560 (1980-11-01), Stohlquist et al.
patent: 4395255 (1983-07-01), Branecky et al.
patent: 4775086 (1988-10-01), Kataoka
patent: 4848630 (1989-07-01), Niestrath et al.
patent: 4986806 (1991-01-01), Braedle et al.
patent: 5137505 (1992-08-01), Ishii et al.
patent: 5176334 (1993-01-01), Dreschau et al.
patent: 5176371 (1993-01-01), Rau et al.

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