STEPPER MOTOR WITH INTEGRATED BRAKE AND DRIVE CIRCUIT
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United States of America Patent
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Issued Date -
Dec 25, 2014
app pub date -
Jun 19, 2014
filing date -
Jun 20, 2013
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A stepper motor has a rotor, a stator and an electro-magnetic brake. The rotor has permanent magnet rotor poles. The stator has a stator winding with at least 2 phases. The brake is electrically connected to the phases of the stator winding and arranged to be released when at least one of the phases is energized.
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