JPS6047127U - Optical system drive device in optical information recording and reproducing device - Google Patents
Optical system drive device in optical information recording and reproducing deviceInfo
- Publication number
- JPS6047127U JPS6047127U JP13955883U JP13955883U JPS6047127U JP S6047127 U JPS6047127 U JP S6047127U JP 13955883 U JP13955883 U JP 13955883U JP 13955883 U JP13955883 U JP 13955883U JP S6047127 U JPS6047127 U JP S6047127U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- pair
- conductive wire
- optical system
- 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
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図は本考案の一実施例である光学系駆動装置の平面
図、第２図は第１図の断面図、第３図は本考案の一実施
例で用いられている導線が巻装された固定ヨークを示す
斜視図、第４図は第３図の変形例を示す固定ヨークの斜
視図である。
゛〔主要部分の符号の説明〕、１・・・対物レンズ、２
．３・・・固定ヨーク、４，５・・・マグネット、６ａ
、 ６ｂｉ ７ａ、 ７ｂ＝導線、８・・・磁性部材、
９．１０・・・弾性支持体。Fig. 1 is a plan view of an optical system driving device that is an embodiment of the present invention, Fig. 2 is a sectional view of Fig. 1, and Fig. 3 is a winding of a conductive wire used in an embodiment of the present invention. FIG. 4 is a perspective view of the fixed yoke showing a modification of FIG. 3. [Explanation of symbols of main parts], 1... Objective lens, 2
．． 3... Fixed yoke, 4, 5... Magnet, 6a
, 6bi 7a, 7b=conducting wire, 8...magnetic member,
9.10...Elastic support.
Claims (1)
本体に固設したマグネットによって前記対物レンズの光
軸に直交する一方向から磁束を通し、該磁束に直交しか
つ前記光軸に千７行な方向へ配設した第１の導線と、該
導線と前記磁束とに直交して配設した第２の導線との組
を前記磁性部材を挾んで装置本体に一対配設し、また、
前記対物レンズを前記光軸の方向および前記光軸と前詰
磁力線とに直交する方向へ移動せしめる如く支持部材に
て支持した光学系駆動装置において、前記第１の導線と
前記第２の導線とを巻装する固定ヨークを前記磁性材料
を挾んで一対設けると共に、前記一対のヨークの間に前
記マグネットを挾持せしめたことを特徴とする光学系駆
動装置。A magnetic member is provided integrally with the objective lens, and a magnetic flux is passed through the magnetic member from one direction perpendicular to the optical axis of the objective lens by means of a magnet fixed to the main body of the apparatus. A pair of a first conductive wire disposed in a direction parallel to the magnetic flux and a second conductive wire disposed perpendicular to the magnetic flux are disposed in a pair on the device main body with the magnetic member sandwiched therebetween;
In an optical system driving device in which the objective lens is supported by a support member so as to be moved in the direction of the optical axis and in the direction orthogonal to the optical axis and the front packing magnetic field line, the first conductive wire and the second conductive wire are connected to each other. An optical system driving device characterized in that a pair of fixed yokes for wrapping the magnetic material are provided sandwiching the magnetic material, and the magnet is sandwiched between the pair of yokes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13955883U JPS6047127U (en) | 1983-09-08 | 1983-09-08 | Optical system drive device in optical information recording and reproducing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13955883U JPS6047127U (en) | 1983-09-08 | 1983-09-08 | Optical system drive device in optical information recording and reproducing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6047127U true JPS6047127U (en) | 1985-04-03 |
Family
ID=30312755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13955883U Pending JPS6047127U (en) | 1983-09-08 | 1983-09-08 | Optical system drive device in optical information recording and reproducing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6047127U (en) |
-
1983
- 1983-09-08 JP JP13955883U patent/JPS6047127U/en active Pending
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