JPS61187025U - - Google Patents
Info
- Publication number
- JPS61187025U JPS61187025U JP7107985U JP7107985U JPS61187025U JP S61187025 U JPS61187025 U JP S61187025U JP 7107985 U JP7107985 U JP 7107985U JP 7107985 U JP7107985 U JP 7107985U JP S61187025 U JPS61187025 U JP S61187025U
- Authority
- JP
- Japan
- Prior art keywords
- base
- yoke
- magnet
- coil
- optical pickup
- 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 4
- 239000002184 metal Substances 0.000 claims 1
- 239000007769 metal material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Description
第１図は本考案による光学式ピツクアツプのマ
グネツト支持機構の実施例を示す拡大断面図、第
２図はベースとヨークを形成する板金素材を示す
斜視図、第３図は光学式ピツクアツプのサーボ機
構の概略を示す側面図、第４図は従来のマグネツ
ツト支持機構を示す側面図である。
１１……対物レンズ、１２……保持部材、１３
……板ばね、１４……コイル、２０……ベース、
２１……ヨーク、２２……マグネツト、２３……
樹脂。
Fig. 1 is an enlarged sectional view showing an embodiment of the magnetic support mechanism of the optical pickup according to the present invention, Fig. 2 is a perspective view showing the sheet metal material forming the base and yoke, and Fig. 3 is the servo mechanism of the optical pick-up. FIG. 4 is a side view schematically showing a conventional magnetic support mechanism. 11... Objective lens, 12... Holding member, 13
... leaf spring, 14 ... coil, 20 ... base,
21...Yoke, 22...Magnet, 23...
resin.
Claims (1)
いるとともに、ベースには、上記コイルに対向す
るマグネツトと、このマグネツトを支持するヨー
クが設けられている光学式ピツクアツプにおいて
、前記ベースが板金によつて形成されており、且
つヨークが上記ベースから折り曲げられて形成さ
れていることを特徴とする光学式ピツクアツプの
マグネツト支持機構。 An optical pickup is provided with a coil that operates together with the objective lens, and a base is provided with a magnet that faces the coil and a yoke that supports the magnet, and the base is formed of a sheet metal. A magnetic support mechanism for an optical pickup, characterized in that the yoke is formed by being bent from the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7107985U JPS61187025U (en) | 1985-05-13 | 1985-05-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7107985U JPS61187025U (en) | 1985-05-13 | 1985-05-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61187025U true JPS61187025U (en) | 1986-11-21 |
Family
ID=30608250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7107985U Pending JPS61187025U (en) | 1985-05-13 | 1985-05-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61187025U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63177323A (en) * | 1987-01-19 | 1988-07-21 | Toshiba Corp | Objective lens driver |
| JPS63211133A (en) * | 1987-02-27 | 1988-09-02 | Olympus Optical Co Ltd | Objective lens driving device |
| JPH03113732A (en) * | 1989-09-22 | 1991-05-15 | Olympus Optical Co Ltd | Optical system drive device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58155530A (en) * | 1982-03-11 | 1983-09-16 | Akai Electric Co Ltd | Up, down, left and right shifting device of optical lens for optical pickup device |
| JPS59104735A (en) * | 1982-12-08 | 1984-06-16 | Sony Corp | Objective lens driver |
-
1985
- 1985-05-13 JP JP7107985U patent/JPS61187025U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58155530A (en) * | 1982-03-11 | 1983-09-16 | Akai Electric Co Ltd | Up, down, left and right shifting device of optical lens for optical pickup device |
| JPS59104735A (en) * | 1982-12-08 | 1984-06-16 | Sony Corp | Objective lens driver |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63177323A (en) * | 1987-01-19 | 1988-07-21 | Toshiba Corp | Objective lens driver |
| JPS63211133A (en) * | 1987-02-27 | 1988-09-02 | Olympus Optical Co Ltd | Objective lens driving device |
| JPH03113732A (en) * | 1989-09-22 | 1991-05-15 | Olympus Optical Co Ltd | Optical system drive device |