Patent ID: 6038104
Filing Date: 2000-03-14
Classification: G11B

Abstract:
A rotating disk type information storage apparatus having a rotating disk for storing information therein, a head for writing/reading information in said rotating disk, a support member for supporting said head and a first actuator for moving said support member to a predetermined position on said rotating disk, said rotating disk type information storage apparatus comprising:a second actuator including a movable member and a driving force generating member, said movable member being supported by said support member and being capable of rotating about a vertical axis perpendicular to a recording surface of said rotating disk, said driving force generating member rotating said movable member about said vertical axis,said movable member being integrated with said support member, and being disposed at a location adjacent to the head located at a tip end side of said support member;said head being mounted to said movable member; anda center of gravity of total weight of said movable member and all the members mounted to said movable member generally coinciding with a center of rotation of said movable member.