| 摘要 |
PURPOSE: A spindle motor is provided to prevent the eccentricity generation of a turntable by forming a through hole combined with a protrusion. CONSTITUTION: A bearing assembly(20) includes a bearing and a bearing house. The bearing is inserted into a rotation axis(10). The bearing house includes the bearing. A stator(30) is fixed with the bearing housing and includes a core and a coil. A yoke is combined with the rotation axis. A magnet is plated in the yoke facing the core. A rotor(40) includes the yoke and the magnet. A turntable(70) is combined with the yoke. A first combination unit is formed in one of the turntable and the yoke. A second combination unit combined with the first combination unit is formed in one of the turntable and the yoke.
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