| 摘要 |
PURPOSE: A spindle motor is provided to prevent the combination of a disc and a vigilance apparatus which is tilted to one side by changing a structure of a spring placed between a turn table and the vigilance apparatus. CONSTITUTION: A spindle motor part(450) comprise a base plate(10), a stator(350), and a rotor(400). The stator comprises a bearing, bearing housing(200), a core(310), and a coil(320). The bearing housing comprises a bottom plate(210) and a sidewall(220). The rotator comprises a rotary shaft(410), a yoke(420), and a magnet(430). A turn-table(600) comprises a turntable body(605), an internal wheel(607), an external wheel(609), a cover member(610), and ball(630). The turn-table supports a disc by being rotated with the rotary shaft. A vigilance unit is inserted into the rotary shaft and is elastically combined to the inner circumstance of the disc. |
