Method of starting and shutting down a friction spinning machine
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United States of America Patent
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Oct 4, 1988
Grant Date -
N/A
app pub date -
Dec 2, 1987
filing date -
Dec 4, 1986
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention provides for the spinning units of a multi-position open-end spinning machine to be driven by a common AC drive motor powered by a static inverter enabling the power supply frequency to the AC motor to be controlled for controlling the rate of acceleration and the operating speed and the rate of deceleration of the AC drive motor. This facilitates a method of mass start-up and mass stopping of a friction spinning machine are disclosed.
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