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    • 14. 发明授权
    • Disk drive
    • 磁盘驱动器
    • US06314077B1
    • 2001-11-06
    • US09295385
    • 1999-04-21
    • Yuji ShishidoTakashi Mochida
    • Yuji ShishidoTakashi Mochida
    • G11B1700
    • G11B33/08
    • A disk drive includes a drive unit including a mechanical chassis, a spindle motor for rotating a turn table on which a recording medium disk is supported, and a pickup movable in the radial direction of the recording medium disk supported by the turn table for reproducing and/or recording signals from and/or in the recording medium disk; a base chassis for supporting the drive unit via an elastic body; a self-aligning mechanism including a holder rotatable together with a rotor portion of the spindle motor and a balance member movable in the holder; and a counter weight disposed at a position suitable to allow the center of gravity of the drive unit to be located in conformity to or in proximity to the rotational center of the spindle motor.
    • 磁盘驱动器包括一个驱动单元,它包括一个机械底盘,一个主轴电机,用于旋转支撑记录介质盘的转台,以及一个可在由转盘支撑的记录介质盘的径向上移动的拾取器,用于再现; /或记录来自和/或记录介质盘的信号; 底座,用于经由弹性体支承驱动单元; 自对准机构,其包括与所述主轴电动机的转子部分一起旋转的保持器和可在所述保持器中移动的平衡构件; 以及设置在适于允许驱动单元的重心位于与主轴电动机的旋转中心一致或接近的位置处的配重。