Method For Control Of Linear Drive Devices For A Thread-Like Product In Particular A Textile Thread During The Start-Up Phase And Device For Carrying Out The Same
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United States of America Patent
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Issued Date -
Dec 6, 2007
app pub date -
May 26, 2005
filing date -
Jun 1, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A control method for a motor driven linear drive device is provided in which: a device control unit receives information representative of measured speed of said device; on receiving a start-up command, start-up of the motor is not initiated if the measured speed is zero; information representative of the speed of the drive devices is monitored; and a control sequence which brings about rotation of the motor in accordance with a pre-programmed acceleration profile is initiated when rotation of the device caused by an external action is detected.
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