Method for monitoring the operation of a doctor assembly in a paper machine and a doctor assembly for implementing the method
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United States of America Patent
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Sep 4, 2007
Grant Date -
Jul 1, 2004
app pub date -
Apr 10, 2002
filing date -
Apr 11, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The operation of a doctor assembly (16) in a paper machine is monitored. In case of a malfunction, the paper machine's (10) control devices (14-14', 15) are used to carry out the necessary measures for eliminating the malfunction and carrying out repair and/or protective measures. In addition, detector devices (20) are arranged in connection with the doctor assembly (16), to detect a malfunction. The detector devices (20) are connected to the control devices (14, 14', 15) of the paper machine (10), in order to carry out the said measures automatically. The invention also relates to doctor assemblies in a paper machine for implementing the method.
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