| 摘要 |
Provided is turntable assembly of a spindle motor. The turntable assembly includes a turntable and a back yoke. The back yoke is installed on the turntable. The turntable includes at least one of a turntable coupling protrusion and a protrusion coupler formed thereon. The back yoke includes at least one of a protrusion coupler and a coupling protrusion formed thereon to face the corresponding components formed on the turntable. The coupling protrusion is inserted in the protrusion coupler to fix the back yoke to the turntable.
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