JPS6372717U - - Google Patents
Info
- Publication number
- JPS6372717U JPS6372717U JP16529886U JP16529886U JPS6372717U JP S6372717 U JPS6372717 U JP S6372717U JP 16529886 U JP16529886 U JP 16529886U JP 16529886 U JP16529886 U JP 16529886U JP S6372717 U JPS6372717 U JP S6372717U
- Authority
- JP
- Japan
- Prior art keywords
- spring
- spring holder
- focus
- coil
- attached
- 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 claims 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Description
第１図は本考案のアクチユエータの実施例の上
面図、第２図はその側面図、第３図は従来のアク
チユエータの上面図、第４図はその側面図、第５
図Ａはボビンとフオーカスコイル、第５図Ｂはフ
オーカスコイルとトラツキングコイルを備えたボ
ビンのそれぞれ側面図である。
１……基台、２……ヨーク、３……センターヨ
ーク、４……マグネツト、５……ボビン、６……
対物レンズ、７……フオーカスコイル、８……ト
ラツキングコイル、９……バネホルダ、１０……
フオーカスバネ、１１……トラツキングバネ、１
２……トラツキング補助コイル、１３……トラツ
キング補助マグネツト。
FIG. 1 is a top view of an embodiment of the actuator of the present invention, FIG. 2 is a side view thereof, FIG. 3 is a top view of a conventional actuator, FIG. 4 is a side view thereof, and FIG.
Figure A is a side view of a bobbin and a focus coil, and Figure 5B is a side view of a bobbin equipped with a focus coil and a tracking coil. 1...Base, 2...Yoke, 3...Center yoke, 4...Magnet, 5...Bobbin, 6...
Objective lens, 7... Focus coil, 8... Tracking coil, 9... Spring holder, 10...
Focus spring, 11... Tracking spring, 1
2...Tracking auxiliary coil, 13...Tracking auxiliary magnet.
Claims (1)
された磁気回路と、 ｃ 対物レンズが取付けられ、かつフオーカスコ
イルとトラツキングコイルを備えたボビンと、 ｄ バネホルダと、 ｅ 一端が前記ボビンに他端が前記バネホルダに
取付けられたフオーカスバネと、 ｆ 一端が前記基台に対して固定され、他端が前
記バネホルダに取付けられたトラツキングバネと
、 ｇ 前記フオーカスバネの前記バネホルダ側に取
付けられたトラツキング補助コイルとトラツキン
グ補助マグネツト、 以上の各項よりなることを特徴とするアクチユ
エータ。[Claims for Utility Model Registration] An optical recording and reproducing device comprising: a. a base; b. a magnetic circuit made up of a magnet and a yoke and fixed to the base; c. an objective lens attached, and comprising a focus coil and a track. a bobbin provided with a King coil; d a spring holder; e a focus spring having one end attached to the bobbin and the other end attached to the spring holder; f one end fixed to the base and the other end attached to the spring holder; An actuator comprising: (g) a tracking auxiliary coil and a tracking auxiliary magnet attached to the spring holder side of the focus spring;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16529886U JPS6372717U (en) | 1986-10-28 | 1986-10-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16529886U JPS6372717U (en) | 1986-10-28 | 1986-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6372717U true JPS6372717U (en) | 1988-05-16 |
Family
ID=31095212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16529886U Pending JPS6372717U (en) | 1986-10-28 | 1986-10-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6372717U (en) |
-
1986
- 1986-10-28 JP JP16529886U patent/JPS6372717U/ja active Pending
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