JPS5966928U - Optical pickup tracking drive - Google Patents
Optical pickup tracking driveInfo
- Publication number
- JPS5966928U JPS5966928U JP16351382U JP16351382U JPS5966928U JP S5966928 U JPS5966928 U JP S5966928U JP 16351382 U JP16351382 U JP 16351382U JP 16351382 U JP16351382 U JP 16351382U JP S5966928 U JPS5966928 U JP S5966928U
- Authority
- JP
- Japan
- Prior art keywords
- magnets
- optical pickup
- tracking drive
- magnetized
- different polarities
- 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.)
- Granted
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図は光学式ピックアップの一般的な構成を示す図、
第２図は従来のトラッキング駆動装置の要部構造を示す
図、第３図は本考案のトラッキング駆動装置の要部構造
を示す図、第４図および第５図は同、他の実施例を示す
図である。
５は対物レンズ、１４は支持体、２０．２１は駆動コイ
ル、２０ａ、２０ｂ、２１ａ、２１ｂは駆動コイルの垂
直部、２２ａ、 ２２ｂ、 ２３ａ。
２３ｂはマグネットである。
２
′ Ｎ
第５図Figure 1 is a diagram showing the general configuration of an optical pickup.
FIG. 2 is a diagram showing the main part structure of a conventional tracking drive device, FIG. 3 is a diagram showing the main part structure of the tracking drive device of the present invention, and FIGS. 4 and 5 show the same and other embodiments. FIG. 5 is an objective lens, 14 is a support body, 20.21 is a drive coil, 20a, 20b, 21a, 21b are vertical parts of the drive coil, 22a, 22b, 23a. 23b is a magnet. 2 ′ N Figure 5
Claims (1)
支持体１４の側面部に少なくとも１以上の駆動コイル２
０を巻装し、当該駆動コイル２０の垂直部２０ａ、２０
ｂに対向して互いに異極に着磁したマグネット２２ａ、
２２ｂをそれぞれ配置するとともに、当該マグネット２
２ａ、２２ｂと上記垂直部２０ａ、２０ｂを介して対向
する位置に互いに異極に着磁し、かつ、上記マグネット
２２ａ、２２ｂの対向磁極面とそれぞれ異極に着磁した
マグネット２３ａ、２３ｂをそれぞれ配置したことを特
徴とする光学式ピックアップのトラッキング駆動装置。At least one drive coil 2 is attached to the side surface of a support 14 to which an objective lens 5 is attached and supported movably in the horizontal direction.
0 and vertical parts 20a, 20 of the drive coil 20.
magnets 22a opposite to b and magnetized with different polarities;
22b, and the magnet 2
Magnets 23a and 23b are magnetized with different polarities at positions facing each other through the vertical portions 20a and 20b of the magnets 2a and 22b, and magnetized with different polarities from the opposing magnetic pole surfaces of the magnets 22a and 22b, respectively. A tracking drive device for an optical pickup, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16351382U JPS5966928U (en) | 1982-10-27 | 1982-10-27 | Optical pickup tracking drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16351382U JPS5966928U (en) | 1982-10-27 | 1982-10-27 | Optical pickup tracking drive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5966928U true JPS5966928U (en) | 1984-05-07 |
| JPS6334106Y2 JPS6334106Y2 (en) | 1988-09-09 |
Family
ID=30358759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16351382U Granted JPS5966928U (en) | 1982-10-27 | 1982-10-27 | Optical pickup tracking drive |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5966928U (en) |
-
1982
- 1982-10-27 JP JP16351382U patent/JPS5966928U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6334106Y2 (en) | 1988-09-09 |
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