Patent ID: 8730622

Claim:
A disk drive comprising: a case comprising a base with a bottom wall; a drive motor on the bottom wall of the base; a plurality of disk recording mediums rotatable by the drive motor; a magnetic head configured to perform data processing on the disk recording mediums; a carriage on the bottom wall of the base, configured to support the magnetic head for movement relative to the disk recording mediums; a drive section comprising a bottom yoke on the bottom wall, a top yoke located opposite the bottom yoke with a gap therebetween, and a magnet on at least the bottom yoke, and configured to drive the carriage; and a spoiler comprising a main body, which comprises a magnetic shield member, and a baffle plate extending from the main body to a space between the adjacent disk recording mediums, the magnetic shield member of the spoiler being formed of a magnetic material, and being located opposite peripheral edge portions of the disk recording mediums and between the bottom yoke and the top yoke, wherein the main body and the baffle plate are formed of a material different from that of the magnetic shield member, and the drive section comprises a return yoke connecting the bottom yoke and top yoke to each other at a position spaced apart from the spoiler.