Patent ID: 8514514

Claim:
A disk drive comprising: an inner frame that comprises a disk drive base and a disk drive cover; a rotary spindle attached to the disk drive base; a disk mounted on the rotary spindle, the disk defining a disk outer periphery that protrudes into a first side opening of the inner frame; a head actuator that is attached to the disk drive base and to the disk drive cover; and an outer enclosure that includes an extruded hollow cylinder that is a single monolithic component having material continuity rather than being an assembly of sub-components, the extruded hollow cylinder having a cross-sectional shape that is a continuous and unbroken ring that is substantially rectangular, the extruded hollow cylinder surrounding a cavity; and wherein the outer enclosure surrounds the disk drive base and surrounds the disk drive cover, and wherein the disk drive base and the disk drive cover are not part of the outer enclosure.