JPS62142720U - - Google Patents
Info
- Publication number
- JPS62142720U JPS62142720U JP2831886U JP2831886U JPS62142720U JP S62142720 U JPS62142720 U JP S62142720U JP 2831886 U JP2831886 U JP 2831886U JP 2831886 U JP2831886 U JP 2831886U JP S62142720 U JPS62142720 U JP S62142720U
- Authority
- JP
- Japan
- Prior art keywords
- cover
- support shaft
- actuator
- holder
- objective lens
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 claims description 2
Landscapes
- Mounting And Adjusting Of Optical Elements (AREA)
- Optical Head (AREA)
Description
第１図はこの考案の一実施例による光ピツクア
ツプ装置のアクチユエータカバー位置決め構造を
示す横断面図、第２図はそのカバーの一部を切欠
いた斜視図、第３図は従来のカバー位置決め構造
を示す分解斜視図である。
図において、１はカバー、２は窓、４は支軸、
５はベース、６はホルダー、９は対物レンズ、１
５は凹部である。尚、図中、同一符号は同一、又
は相当部分を示す。
Fig. 1 is a cross-sectional view showing an actuator cover positioning structure of an optical pickup device according to an embodiment of this invention, Fig. 2 is a perspective view with a part of the cover cut away, and Fig. 3 is a conventional cover positioning structure. FIG. 3 is an exploded perspective view showing the structure. In the figure, 1 is a cover, 2 is a window, 4 is a support shaft,
5 is the base, 6 is the holder, 9 is the objective lens, 1
5 is a recessed portion. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
方向及び周方向に駆動されるホルダーと該ホルダ
ーに保持された対物レンズとを備えたアクチユエ
ータと、前記対物レンズとの対向位置に窓を有し
前記アクチユエータを覆つて前記ベースに位置決
め固定するカバーを有する光ピツクアツプ装置に
おいて、前記支軸と前記カバーとの当接部に位置
決め用の凹凸係合部を設けたことを特徴とする光
ピツクアツプ装置のアクチユエータカバーの位置
決め構造。 An actuator includes a holder that is attached to a support shaft set up on a base and is driven in the axial direction and circumferential direction of the support shaft, and an objective lens held in the holder, and a window is provided at a position opposite to the objective lens. An optical pickup device comprising a cover that covers the actuator and positions and fixes it to the base, characterized in that a concave-convex engaging portion for positioning is provided at a contact portion between the support shaft and the cover. actuator cover positioning structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2831886U JPS62142720U (en) | 1986-02-28 | 1986-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2831886U JPS62142720U (en) | 1986-02-28 | 1986-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62142720U true JPS62142720U (en) | 1987-09-09 |
Family
ID=30831163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2831886U Pending JPS62142720U (en) | 1986-02-28 | 1986-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62142720U (en) |
-
1986
- 1986-02-28 JP JP2831886U patent/JPS62142720U/ja active Pending