Optical switch for disk drive

Details Optical switch for disk drive Optical switch for disk drive

G - Physics

11

B

G11B 7/085 (2006.01) G11B 7/135 (2006.01) G11B 7/09 (2006.01)

Patent

CA 2334202

An optical disk drive (10) has a plurality of optical disks rotatably supported about an axis. The disk drive includes a switching apparatus having at least one movable mirror (24, 26) which changes its orientation to direct a light beam toward a plurality of read/write head members (16). Each head member has a head mirror (30) and a read/write objective lens (32) for directing the light beam to an optical disk.

L'invention concerne un mécanisme d'entraînement (10) de disques optiques, comprenant une pluralité de disques optiques tournant autour d'un axe. Ce mécanisme d'entraînement de disques comprend un appareil de commutation possédant au moins un miroir mobile (24, 26) qui modifie son orientation, de manière à diriger un faisceau lumineux vers une pluralité d'éléments de têtes (16) de lecture/écriture. Chaque élément de tête possède un miroir de tête (30) et une lentille objectif (32), de manière à diriger le faisceau lumineux vers les disques optiques.

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