Roll-coating machine for applying coating colors onto a paper we

Details Roll-coating machine for applying coating colors onto a paper we Roll-coating machine for applying coating colors onto a paper we

1993-02-22

1994-12-06

Ball, Michael W.

Coating apparatus

Solid applicator contacting work

With work-handling or work-supporting

118 72, 118410, 427428, 101366, B05C 112

Patent

active

053707354

ABSTRACT:
The invention concerns a roll-coating machine for the application of coating colors onto a paper web, including:
a coating roll that rotates in a coating color pool;
a trough retaining the color pool and having a coating color inlet, a guide wall with a first overflow edge, and an overflow channel for a first overflow stream;
a mating roll that rotates in a direction opposite to that of the coating roll and with it forms an inlet gusset and an outlet gusset; and
a guide shield that has a second overflow edge on its downstream end for a second overflow stream, a bypass channel for division of the second overflow stream and having a valve, and a restrictor defined by the guide shield in cooperation with the paper web.

REFERENCES:
patent: 3461837 (1969-08-01), Dreher
patent: 4538541 (1985-09-01), Zimmer
patent: 5058502 (1991-10-01), Kobler et al.

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