JPS5960737U - Focus drive mechanism of optical pickup - Google Patents
Focus drive mechanism of optical pickupInfo
- Publication number
- JPS5960737U JPS5960737U JP15357582U JP15357582U JPS5960737U JP S5960737 U JPS5960737 U JP S5960737U JP 15357582 U JP15357582 U JP 15357582U JP 15357582 U JP15357582 U JP 15357582U JP S5960737 U JPS5960737 U JP S5960737U
- Authority
- JP
- Japan
- Prior art keywords
- drive mechanism
- optical pickup
- focus drive
- magnet
- 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
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基本的な構成を示す図、
第２図はフォーカス駆動機構の構造を示す断面図、第３
図は同、特性図、第４図は本考案のフォーカス駆動機構
の構造を示す断面図、第５図は同、平面図である。
５は対物レンズ、１９は支持体、２０．２１は駆動コイ
ル、２０ａ、２０ｂ、２１ａ、２１ｂは同、水平部、２
２ａ、２２ｂ、２３ａ、２３ｂはマグネット１．２４．
２５はヨークである。Figure 1 is a diagram showing the basic configuration of an optical pickup.
Figure 2 is a sectional view showing the structure of the focus drive mechanism;
4 is a sectional view showing the structure of the focus drive mechanism of the present invention, and FIG. 5 is a plan view of the same. 5 is an objective lens, 19 is a support body, 20.21 is a drive coil, 20a, 20b, 21a, 21b are the same, horizontal part, 2
2a, 22b, 23a, 23b are magnets 1.24.
25 is a yoke.
Claims (1)
の対向する両側面に四角形状駆動コイル２０．２１を互
いに逆方向にそれぞれ巻装し、各駆動コイ／１ｚ２０．
２１の水平部２０ａ、２０ｂ。 ２１ａ、２１ｂに対向してマグネ’／ ト２２ａ。 ２２ｂ、２３ａ、２３ｂをそれぞれ配置し、上下に位置
するマグネット２２ａ、２２ｂ、マグネ７ト２３ａ、２
３ｂを平板状ＩＥＩ−り２４，２５によってそれぞれ連
結し、上記支持体１９を支持枠１８に上下動可能に支持
した光学式ピックアップのフォーカス駆動機構。 ２ 上記支持体１９が磁性体で構成されることを−特徴
とする実用新案登録請求の範囲第１項記載の光学式ピッ
クアップのフォーカス駆動機構。[Claims for Utility Model Registration] 1. Rectangular drive coils 20 and 21 are wound in opposite directions on opposite sides of the lower end of the rectangular cylindrical support 19 that supports the objective lens 5. /1z20.
21 horizontal parts 20a, 20b. A magnet 22a faces 21a and 21b. 22b, 23a, 23b are respectively arranged, and the magnets 22a, 22b and magnet 7 23a, 2 are located above and below.
3b are connected to each other by flat IEI beams 24 and 25, and the support body 19 is supported on a support frame 18 so as to be movable up and down. 2. A focus drive mechanism for an optical pickup according to claim 1, wherein the support body 19 is made of a magnetic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15357582U JPS5960737U (en) | 1982-10-08 | 1982-10-08 | Focus drive mechanism of optical pickup |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15357582U JPS5960737U (en) | 1982-10-08 | 1982-10-08 | Focus drive mechanism of optical pickup |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5960737U true JPS5960737U (en) | 1984-04-20 |
Family
ID=30339731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15357582U Pending JPS5960737U (en) | 1982-10-08 | 1982-10-08 | Focus drive mechanism of optical pickup |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5960737U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011096365A (en) * | 2010-12-21 | 2011-05-12 | Olympus Corp | Actuator for optical element |
| JP2011123990A (en) * | 2010-12-21 | 2011-06-23 | Olympus Corp | Actuator for optical element |
-
1982
- 1982-10-08 JP JP15357582U patent/JPS5960737U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011096365A (en) * | 2010-12-21 | 2011-05-12 | Olympus Corp | Actuator for optical element |
| JP2011123990A (en) * | 2010-12-21 | 2011-06-23 | Olympus Corp | Actuator for optical element |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS60173123U (en) | lens drive device | |
| JPS6124820U (en) | lens drive device | |
| JPS5960737U (en) | Focus drive mechanism of optical pickup | |
| JPS6341655Y2 (en) | ||
| JPS59107726U (en) | lens drive device | |
| JPS60163520U (en) | Optical pick-up objective lens support device | |
| JPS5945735U (en) | Focus drive mechanism of optical pickup | |
| JPS5966929U (en) | Optical pickup tracking drive | |
| JPS6134623U (en) | 2-axis drive device | |
| JPS5966928U (en) | Optical pickup tracking drive | |
| JPS5945734U (en) | Focus drive mechanism of optical pickup | |
| JPS58159646U (en) | Actuator for optical pickup | |
| JPS5966926U (en) | Optical pickup tracking drive | |
| JPS61187025U (en) | ||
| JPS58140521U (en) | Actuator for optical pickup | |
| JPS60169720U (en) | objective lens device | |
| JPS60112227U (en) | Electromagnetic drive device for cameras | |
| JPH0332723U (en) | ||
| JPS60116619U (en) | Actuator for optical pickup | |
| JPS62120426U (en) | ||
| JPS6277420U (en) | ||
| JPS58118541U (en) | optical head | |
| JPS60142825U (en) | Optical pickup objective lens drive device | |
| JPS59180227U (en) | Actuator for optical disk | |
| JPS60173124U (en) | lens drive device |