| 摘要 |
PROBLEM TO BE SOLVED: To make rotation drive of an object without fail which has a motor- driven portion inside. SOLUTION: A rotor 5 is arranged inside a stator 3, provided on the internal peripheral side of a cylindrical object 4, to constitute a motor-driven portion. To the periphery of a bracket 9 fitted to the open part of the cylindrical object 4, a bearing 11 which freely rotatably supports an object 1 to be put on this cylindrical object 4 and driven is fitted, and this bracket 9 is formed of thermosetting resin.
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