STEP MOTOR AND METHOD OF MANUFACTURING THEREOF
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United States of America Patent
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N/A
Issued Date -
Aug 23, 2012
app pub date -
Feb 8, 2012
filing date -
Feb 14, 2011
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Disclosed are a step motor and a manufacturing method thereof. The step motor includes a stator having a bobbin in which a coil is received to generate a magnetic field when power is supplied, and a yoke having a plurality of yoke teeth engaged with the bobbin, a casing covering and protecting the stator, and a rotor inserted into an inner diameter part of the stator and having magnets on a circumference of a rotary shaft, so as to generate rotary force, wherein a bearing is installed to an end of the rotary shaft to support the rotor, and an elastic member is assembled to the bearing to force the end of the rotary shaft inwards in a motor assembly composed of the stator and rotor.
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