JPS6077026U - Objective lens drive device - Google Patents
Objective lens drive deviceInfo
- Publication number
- JPS6077026U JPS6077026U JP17065083U JP17065083U JPS6077026U JP S6077026 U JPS6077026 U JP S6077026U JP 17065083 U JP17065083 U JP 17065083U JP 17065083 U JP17065083 U JP 17065083U JP S6077026 U JPS6077026 U JP S6077026U
- Authority
- JP
- Japan
- Prior art keywords
- objective lens
- conductive pattern
- driving device
- magnetic circuit
- drive coil
- 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
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図は従来の対物レンズ駆動装置を示す斜視図、第２
図は本考案の実施例を示す斜視図である。
１・・・対物レンズ、２・・・駆動コイル、３・・・リ
ード線、４・・・リード線、５・・・磁石、１１・・・
導電パターン、１２・・・絶縁板。Fig. 1 is a perspective view showing a conventional objective lens driving device;
The figure is a perspective view showing an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Objective lens, 2... Drive coil, 3... Lead wire, 4... Lead wire, 5... Magnet, 11...
Conductive pattern, 12...insulating plate.
Claims (3)
駆動装置であって電磁力によって対物レンズを駆動する
ものにおいて、対物レンズ側に設けられた駆動コイルと
、該駆動コイルに界磁を与えるための磁気回路と、該磁
気回路の一方の磁極面上に絶縁層を介して設けられた導
電パターンとを具備し、該導電パターンを中継点として
前記駆動コイルに電流を供給子るようにしたことを特徴
とする対物レンズ駆動装置。(1) In an objective lens drive device for optically recording and reproducing information, which drives the objective lens using electromagnetic force, there is a drive coil provided on the objective lens side, and a field is applied to the drive coil. and a conductive pattern provided on one magnetic pole surface of the magnetic circuit via an insulating layer, and the conductive pattern is used as a relay point to supply current to the drive coil. An objective lens driving device characterized by:
設けられていることを特徴とする実用新案登録請求の範
囲第１項記載の対物レンズ駆動装置。(2) The objective lens driving device according to claim 1, wherein the conductive pattern is provided along the outer periphery of the magnetic circuit.
一部分に設けられていることを特徴とする実用新案登録
請求の範囲第１項記載の対物レンズ駆動装置。(3) The objective lens driving device according to claim 1, wherein the conductive pattern is provided in a portion along the outer periphery of the magnetic circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17065083U JPS6077026U (en) | 1983-11-01 | 1983-11-01 | Objective lens drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17065083U JPS6077026U (en) | 1983-11-01 | 1983-11-01 | Objective lens drive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6077026U true JPS6077026U (en) | 1985-05-29 |
Family
ID=30372483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17065083U Pending JPS6077026U (en) | 1983-11-01 | 1983-11-01 | Objective lens drive device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6077026U (en) |
-
1983
- 1983-11-01 JP JP17065083U patent/JPS6077026U/en active Pending
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