Optical head apparatus, optical head transferring method and...

Details Optical head apparatus, optical head transferring method and... Optical head apparatus, optical head transferring method and...

2007-09-04

2007-09-04

Cao, Allen (Department: 2627)

Dynamic optical information storage or retrieval

Particular cabinet structure for optical media

Capable of only accepting protected insertable single...

Reexamination Certificate

active

10812186

ABSTRACT:
An optical head apparatus comprises a head unit for irradiating an optical disk with a light beam for recording or reproducing data, a holder for fixing the head unit thereto, a support unit for movably supporting the holder in a radial direction of the optical disk, a support member fixed to the holder, a rack unit movably engageable with the support member within a predetermined range and having a rack along a moving direction of the holder, a gear meshing with the rack of the rack unit, so as to transmit rotating force of a drive source to the rack, and an urging unit for urging the rack unit against the support member in such a manner that the rack meshes with the gear by a predetermined resilient force.

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patent: 6918129 (2005-07-01), Sudou
patent: 7024673 (2006-04-01), Dupper et al.
patent: 7-93920 (1995-04-01), None
patent: 7-122004 (1995-05-01), None
patent: 7-147018 (1995-06-01), None
patent: 11-353824 (1999-12-01), None
patent: 2002-216442 (2002-08-01), None

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