Roll for a paper or board machine
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United States of America Patent
Stats
-
Jan 27, 2004
Grant Date -
Jan 9, 2003
app pub date -
Jun 10, 2002
filing date -
Dec 10, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a roll for a paper or board machine comprising axle journals on whose support the roll is arranged to revolve, end flanges with which the axle journals are connected, and a mantle which is connected with the end flanges. The mantle is provided with a number of openings extending through the mantle and/or recesses formed into the outer surface of the mantle, which openings and/or recesses form a regular pattern. Solid connecting portions in the outer surface of the mantle around said openings and/or recesses are opened so that, from each opening and/or recess, there is a connection, provided in the form of a groove or an additional recess extending into the outer surface of the roll mantle, with at least each of the openings and/or recesses adjacent to it.
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