JPS59153628U - Optical pick-up device - Google Patents
Optical pick-up deviceInfo
- Publication number
- JPS59153628U JPS59153628U JP4798983U JP4798983U JPS59153628U JP S59153628 U JPS59153628 U JP S59153628U JP 4798983 U JP4798983 U JP 4798983U JP 4798983 U JP4798983 U JP 4798983U JP S59153628 U JPS59153628 U JP S59153628U
- Authority
- JP
- Japan
- Prior art keywords
- optical pick
- objective lens
- torsion bar
- optical axis
- support body
- 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 title claims description 5
Landscapes
- Optical Recording Or Reproduction (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の光学式ピックアップ装置の一例を示す部
分断面平面図、第２図は第１図のＡ−Ａ線に沿う断面図
、第３図は本考案の一実施例を示す部分断面平面図、第
４図は第３図のＢ−Ｂ線に沿う断面図である。
２０・・・ハウジング（支持体）、２１・・・トーショ
ンバー、２２・・・板バネ、２４・・・対物レンズ。FIG. 1 is a partial cross-sectional plan view showing an example of a conventional optical pickup device, FIG. 2 is a cross-sectional view taken along line A-A in FIG. 1, and FIG. 3 is a partial cross-sectional view showing an embodiment of the present invention. The plan view and FIG. 4 are cross-sectional views taken along line B--B in FIG. 3. 20... Housing (support body), 21... Torsion bar, 22... Leaf spring, 24... Objective lens.
Claims (1)
光軸がトーションバーに平行なるように配置した対物レ
ンズとを対物レンズの光軸方向に可撓な板ハネにて接続
したことを特徴とする光学式ピックアップ装置。A feature is that the intermediate part of a torsion bar whose both ends are fixed to a support body and an objective lens arranged so that its optical axis is parallel to the torsion bar are connected by a flexible plate spring in the direction of the optical axis of the objective lens. Optical pickup device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4798983U JPS59153628U (en) | 1983-03-30 | 1983-03-30 | Optical pick-up device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4798983U JPS59153628U (en) | 1983-03-30 | 1983-03-30 | Optical pick-up device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59153628U true JPS59153628U (en) | 1984-10-15 |
Family
ID=30178530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4798983U Pending JPS59153628U (en) | 1983-03-30 | 1983-03-30 | Optical pick-up device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59153628U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05197984A (en) * | 1992-10-21 | 1993-08-06 | Sony Corp | Optical head device for disk player |
-
1983
- 1983-03-30 JP JP4798983U patent/JPS59153628U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05197984A (en) * | 1992-10-21 | 1993-08-06 | Sony Corp | Optical head device for disk player |
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