Patent ID: 7174559
Filing Date: 2007-02-06
Classification: G11B

Abstract:
1. A disk drive comprising: a base; a spindle motor mounted on said base; a disk table fixed to a motor shaft of said spindle motor and adapted to be rotated about the axis of said motor shaft by said spindle motor; an optical pickup supported movably in a radial direction of a disk-shaped recording medium mounted on said disk table; an installation plate detachably mounted on said base; a guided portion provided on said optical pickup and adapted to be guided during movement of said optical pickup in the radial direction of said disk-shaped recording medium; and a restricted groove formed on an outer circumferential surface of said disk table so as to extend in a circumferential direction of said disk table; said installation plate being integrally formed with a restricting portion inserted in said restricted groove of said disk table for restricting movement of said disk table in an axial direction of said motor shaft, and a guiding portion engaged with said guided portion of said optical pickup for guiding said optical pickup in the radial direction of said disk-shaped recording medium.