Apparatus for reducing downstream marking including folder marki

Details Apparatus for reducing downstream marking including folder marki Apparatus for reducing downstream marking including folder marki

1998-05-01

1999-09-07

Burr, Edgar

Printing

Antismut device

1014241, B41F 128

Patent

active

059470267

ABSTRACT:
An apparatus for preventing marking of a web which locally cools the web and thereby raises the viscosity of the ink imprinted thereon downstream of an initial cooling of the web. The cooling device may include liquid cooling of rolls in the press, air cooling of a contained environment of the press, or forcing a cooling gas onto a surface of the printed web.

REFERENCES:
patent: 5189960 (1993-03-01), Valentini et al.
patent: 5218905 (1993-06-01), Bolte et al.
patent: 5526742 (1996-06-01), Petersen
patent: 5546861 (1996-08-01), Loffler
patent: 5571564 (1996-11-01), Helms et al.

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