Permanent magnet motor having rotor cover
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United States of America Patent
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Sep 9, 2014
Grant Date -
Jul 26, 2012
app pub date -
Jan 13, 2012
filing date -
Jan 25, 2011
priority date (Note) -
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Abstract
A motor includes: a rotor comprising: a rotary shaft; a magnetic body rotatable together with the rotary shaft; and first and second permanent magnets fixed on an outer circumference or an inner circumference of the magnetic body, and a stator comprising: an iron core arranged around the rotor; and a coil for exciting the iron core.
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