Optical actuator

Dynamic optical information storage or retrieval – Dynamic mechanism optical subsystem – Transducer carriage or actuator

Reexamination Certificate

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Details

C720S681000, C369S112230, C369S118000, C369S112270

Reexamination Certificate

active

07131128

ABSTRACT:
An optical pickup actuator for use with a recording medium includes a swing arm pivoting in a tracking direction with respect to the recording medium, a first driving unit pivoting the swing arm, an optical pickup facing the recording medium, an elastic member having one end fixed to the swing arm and a free end portion elastically deformable in a focus direction with respect to the recording medium, wherein the optical pickup is coupled to the free end portion of the elastic member, and a second driving unit deforming and driving the elastic member.

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Office Action issued in Chinese Patent Application No. 2004100015179 on Aug. 26, 2005.

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