Patent ID: 7630170

Claim:
A magnetic disk drive comprising: a base member having an upper surface at least a part of which is open; a spindle motor disposed on said base member; one or more magnetic disks for recording information, said one or more magnetic disks being driven rotationally by said spindle motor; a magnetic head configured to write and read information with respect to said magnetic disk; a magnetic head assembly configured to perform positioning of said magnetic head; and a cover member fixed to said base member to form an interior space for accommodating said spindle motor, said magnetic disk, said magnetic head and said magnetic head assembly; and four cover support members detachably coupled to four corners of the base member, each cover support member having an upper surface extending inwardly from one corner of the base member, the upper surface forming one support portion for supporting a portion of the cover member; wherein a sheet-thin sealing member is affixed to an upper surface of said cover member and over side faces of said base member to seal a clearance between the base member and the cover member.