Patent ID: 7303634
Filing Date: 2007-12-04
Classification: B05C,D21H

Abstract:
1. An apparatus in a paper or board machine for feeding a treating agent onto a continuous moving paper or board web comprising: a feed apparatus having at least one feed chamber, the feed chamber having at least one inlet opening for the treating agent and at least one outlet opening for the treating agent; at least one nozzle plate having portions forming a plurality of holes which communicate with the at least one outlet opening of said at least one feed chamber; wherein the plurality of holes are arranged to form downwards moving jets of treating agent; at least one downwards sloping inclined surface positioned to receive the downwards moving jets of treating agent from the plurality of holes in the at least one nozzle plate, the at least one inclined surface forming a downwards sloping flow path on which an even laminar treating agent flow may be formed, the at least one inclined surface having portions forming a lowermost edge; and an applicator rod forming a cylindrical surface, the applicator rod mounted for rotation so that the cylindrical surface also rotates and positioned such that the lowermost edge of the at least one inclined surface rests against the cylindrical surface, wherein the cylindrical surface is in contact with the continuous moving paper or board web and forms a second inclined surface such that the continuous moving paper or board web is positioned beneath the applicator rod, wherein the paper or board machine includes a paper or board forming section.