| 摘要 |
A disk device includes an actuator which can be turned around a shaft bearing portion as a turning center in a radius direction of a recording medium, a ramp block which holds a part of the actuator on the occasion of retracting a head portion of the actuator, a circuit substrate portion which carries out at least any one of transmission and reception of a signal to and from at least a head portion and the actuator, an upper side chassis, and a lower side chassis, and a turning shaft of the actuator, the ramp block and the circuit substrate portion have fastening portions on both sides in a perpendicular direction to the recording medium, respectively, and by fastening the fastening portions from the upper side chassis and the lower side chassis, the actuator, the ramp block and the circuit substrate portions are incorporated in the upper side chassis and the lower side chassis.
|
