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Cross-directional interlocking of rolls in an air press of a papermaking machine

United States Patent

6,562,198
May 13, 2003
View the Complete Patent at the US Patent & Trademark Office
An air press for pressing a paper web is composed of a plurality of rolls including at least a first roll and a second roll. The first roll and the second roll are positioned adjacent one another and form a first nip therebetween. Further, the first roll and the second roll each have a roll end, the roll end of the first roll adjoining the roll end of the second roll. A bevel plate is attached to the roll end of the first roll, the bevel plate having at least a first angled plate face. A seal ring is positioned adjacent the roll end of the second roll, the seal ring being juxtaposed to the bevel plate. The seal ring has at least a first angled ring face, and the first angled ring face mates with the first angled plate face.
Beck; David A. (Appleton, WI), Gorshe; Thomas (Neenah, WI)
Voith Paper Patent GmbH (Heidenheim, DE)
09/ 965,015
September 27, 2001
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT This invention was made with Government support under Prime Contract No. DE-FC36-01GO10622 awarded by the Department of Energy. The Government has certain rights in this invention.