Patent ID: 6975483
Filing Date: 2005-12-13
Classification: G11B

Abstract:
1. A disk recording device to manufacture hard disk drives, comprising: a spindle to detachably hold a disk of a hard disk drive; a spindle motor rotating the spindle; a recording unit to record data on a surface of the disk while moving over the surface of the disk held by the spindle; and a disk protecting unit to cover an external surface of the disk to protect the disk from an external environment when the disk is rotated, said disk protecting unit approaching or moving away from the disk through a reciprocating motion within a predetermined range, wherein said disk protecting unit comprises: a protective cover covering both surfaces of the disk while approaching the disk; guiding unit to guide a reciprocating motion of the protective cover; and a drive unit to move the protective cover in such a way that the protective cover approaches or moves away from the disk.