Stepping motor control circuit
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United States of America Patent
Stats
-
Jun 9, 1987
Grant Date -
N/A
app pub date -
Apr 5, 1985
filing date -
Apr 10, 1984
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Circuitry for measuring the torque of a stepping motor is disclosed. The circuitry is based on the fact that the decay time of the current flowing through the stator coils is a function of the torque of the stepping motor.
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