| 摘要 |
A disk clamping apparatus of a spindle motor and a spindle motor having the same are disclosed, wherein the apparatus includes a case inserted into an inner periphery of a disk for integrally rotating with a rotation shaft coupled with a rotor yoke, a plurality of claws each formed at a predetermined gap in the case, an arm mounted between the claws in the case and having a body with a slanted surface and slantedly formed at an upper surface of the disk, guide rails each mounted at both lateral surfaces of the body and a disengagement prevention rails each mounted at each guide rail and curvedly formed at the bottom surface for contacting the rotor yoke, and an elastic member elastically supporting the body by being interposed between the body and the case.
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