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US 2006/0001987 A1Published application
Actuator device, optical disk device, and information playback device
AssigneeMatsushita Electric Industrial Co., Ltd.
InventorsYouichi Maehara, Kazuhisa Ide, Nobuo Jikuya, Tsuyoshi Kakuta
Life of this patent
Estimating the term…
Abstract
An actuator device, an optical disk device and an information playback device comprising: an objective lens for focusing a light on a recording and/or playback face of a recording medium; a lens holder for holding the objective lens; a suspension for elastically supporting the lens holder; and an actuator base for supporting the suspension. The lens holder has a portion on the opposite side in the optical axis of the objective lens with respect to the actuator base.
Claims19
An actuator device comprising:
- an objective lens for focusing a light on a recording medium;
- a lens holder for holding the objective lens;
- a suspension for elastically supporting the lens holder;
- and
- an actuator base for supporting the suspension,
- wherein the lens holder has a portion on the opposite side in the optical axis of the objective lens with respect to the actuator base, for regulating the movements of the lens holder.
3 more elements
An actuator device comprising:
- an objective lens for focusing a light on a recording medium;
- a lens holder for holding the objective lens;
- a suspension for elastically supporting the lens holder;
- and
- an actuator base for supporting the suspension,
- wherein the actuator base has a stopper on the opposite side of the lens holder in the optical axis of the objective lens with respect to the actuator base, for regulating the movements of the lens holder.
3 more elements
An actuator device comprising:
- an objective lens for focusing a light on a recording medium;
- a lens holder for holding the objective lens;
- a suspension for elastically supporting the lens holder;
- and
- an actuator base for supporting the suspension,
- wherein the lens holder has a portion on the opposite side in the optical axis of the objective lens with respect to the actuator base, and
- wherein the portion of the lens holder can abut against a stopper disposed at the actuator base.
4 more elements
Dependencies are inferred from the claim text.