| 摘要 |
PURPOSE: An auto center-adjusting device of a disk drive is provided to clearly perform a center-adjusting operation by exactly guiding movement of a ball in the device. CONSTITUTION: The device comprise a case, a center adjuster, and a guide. The case has a concentric circle with a revolver for revolving a disk. A track space is formed in the case. The center adjuster moves along a track at the track space. The center adjuster is guided to the track along the track during the center-adjusting operation by the guide. A plurality of ribs for promoting movement of the center adjuster are formed on a bottom surface of the track space with a predetermined spacing.
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