Coating apparatus

Coating apparatus – Solid applicator contacting work – With work-handling or work-supporting

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Details

118241, B05C 108

Patent

active

041471261

ABSTRACT:
Method and apparatus for simultaneously coating both surfaces of a moving web by a direct-indirect gravure technique in which the transfer roll of the indirect gravure system acts as backing roll for the direct gravure roll. The transfer roll is displaceable from the coating position to an inoperative position in contact with the indirect gravure roll to ensure that coating liquid does not form a dry layer on the surface of the transfer roll when the coating operation is interrupted and to remove the web from contact with either coating roll.

REFERENCES:
patent: 751946 (1904-02-01), Schoening
patent: 1345719 (1920-07-01), Vavra
patent: 2300078 (1942-10-01), Von Hofe
patent: 2393529 (1946-01-01), Harrigan
patent: 2723918 (1955-11-01), Nichols
patent: 2852407 (1958-09-01), Wood, Jr. et al.
patent: 3285169 (1966-11-01), Hartwig
patent: 3443516 (1969-05-01), Schnall
patent: 3552353 (1971-01-01), Labombarde
patent: 3585932 (1971-06-01), Granger
patent: 3647525 (1972-03-01), Dahlgren

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