Methods and apparatus for aligning rolls
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United States of America Patent
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-
Sep 30, 2003
Grant Date -
N/A
app pub date -
Nov 9, 1999
filing date -
Nov 9, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Apparatus and methods for aligning rolls, wherein a first structure, for being associated with a first roll, and a second structure, for being associated with a second roll are provided. A laser is associated with one of the two structures and a target is associated with the other of the two structures. The two structures, the laser and the target are adapted to indicate whether the two rolls exhibit an aligned condition with respect to one another. Also contemplated is a calibration unit for calibrating an alignment device, wherein the unit itself includes two model rolls.
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