JPS6415323U - - Google Patents
Info
- Publication number
- JPS6415323U JPS6415323U JP11078287U JP11078287U JPS6415323U JP S6415323 U JPS6415323 U JP S6415323U JP 11078287 U JP11078287 U JP 11078287U JP 11078287 U JP11078287 U JP 11078287U JP S6415323 U JPS6415323 U JP S6415323U
- Authority
- JP
- Japan
- Prior art keywords
- cut
- face
- piece
- bent
- 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
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 claims 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Description
第１図は本考案に係る光学式ピツクアツプ装置
のアクチユエータを示す断面図、第２図は一般的
な光学式ピツクアツプ装置を模式的に示す平面図
、第３図は第２図における−断面図、第４図
は他の従来例の要部を示す断面図、第５図は同じ
くその他の従来例の要部を示す断面図である。
１５…折曲片（ヨーク）、１６…切起し片（ポ
ールピース）、１７…アクチユエータベース、１
８…シヤフト、１９…側壁、２０…可動部、２１
…マグネツト、ＣＦ…フオーカスコイル、ＣＴ…
トラツキングコイル。
FIG. 1 is a cross-sectional view showing an actuator of an optical pickup device according to the present invention, FIG. 2 is a plan view schematically showing a general optical pickup device, and FIG. 3 is a cross-sectional view in FIG. FIG. 4 is a sectional view showing the main parts of another conventional example, and FIG. 5 is a sectional view showing the main parts of another conventional example. 15... Bending piece (yoke), 16... Cutting and raising piece (pole piece), 17... Actuator base, 1
8... Shaft, 19... Side wall, 20... Movable part, 21
...Magnet, CF...Focus coil, CT...
Tracking coil.
Claims (1)
曲片と各々対向するように切り起されて形成され
る切起し片とを有する磁性材料にて形成されたア
クチユエータベースと、 このアクチユエータベースに植設されたシヤフ
トに対して回転自在に取り付けられるとともに、
側壁の周面にサーボ用のコイルが設けられた筒状
の可動部と、 上記折曲片又は切起し片に取り付けられて上記
コイルと対向するマグネツトとを備え、 上記可動部の側壁を上記折曲片と切起し片との
間に位置させて上記コイルとマグネツトとを対向
させるようにしたことを特徴とする光学式ピツク
アツプ装置のアクチユエータ。[Claims for Utility Model Registration] Made of a magnetic material having bent pieces formed by bending both sides and cut and raised pieces formed by cutting and raising each to face these bent pieces. The actuator base is rotatably attached to the shaft installed on the actuator base, and
A cylindrical movable part having a servo coil provided on the circumferential surface of the side wall, and a magnet attached to the bent piece or cut and raised piece to face the coil, the side wall of the movable part being An actuator for an optical pickup device, characterized in that the coil and magnet are positioned between a bent piece and a cut-and-raised piece so as to face each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11078287U JPS6415323U (en) | 1987-07-20 | 1987-07-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11078287U JPS6415323U (en) | 1987-07-20 | 1987-07-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6415323U true JPS6415323U (en) | 1989-01-26 |
Family
ID=31348252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11078287U Pending JPS6415323U (en) | 1987-07-20 | 1987-07-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6415323U (en) |
-
1987
- 1987-07-20 JP JP11078287U patent/JPS6415323U/ja active Pending