| 摘要 |
PROBLEM TO BE SOLVED: To make the surroundings of a turntable thin, and to enable improvement in the surface-deflecting accuracy of the turntable. SOLUTION: In this motor 10A, a magnetic material 40, that constitutes a rotor yoke 42 is embedded partially inside a turntable 30 by a method such as outer-forming, wen the turntable 30 is formed with a resin. Also the magnetic material 40 itself constituting the rotor yoke 42 extends down to the position under an attracting magnet 17 to form a back yoke 44.
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