Process and device for laterally positioning a material web
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United States of America Patent
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Nov 4, 2003
Issued Date -
N/A
app pub date -
Mar 11, 2002
filing date -
Nov 9, 1998
priority date (Note) -
Expired
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Abstract
Process for handling a material web that includes moving the material web along with at least one circulating endless belt in a circulation direction, monitoring movement of an edge of said at least one circulating endless belt, and monitoring a position of said at least one circulating endless belt in a transverse direction by way of at least one belt travel sensor. The at least one belt travel sensor has a belt engaging surface which engages the edge of the at least one circulating endless belt. The process further includes driving repeatedly the at least one circulating endless belt in a direction generally transverse to the circulation direction utilizing the at least one belt travel sensor to generate linear transverse movement of the at least one circulating endless belt.
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