JPH0212702U - - Google Patents
Info
- Publication number
- JPH0212702U JPH0212702U JP8930788U JP8930788U JPH0212702U JP H0212702 U JPH0212702 U JP H0212702U JP 8930788 U JP8930788 U JP 8930788U JP 8930788 U JP8930788 U JP 8930788U JP H0212702 U JPH0212702 U JP H0212702U
- Authority
- JP
- Japan
- Prior art keywords
- magneto
- optical disk
- coil
- electromagnet
- bobbin
- 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
- Recording Or Reproducing By Magnetic Means (AREA)
Description
第１図は本考案の光磁気デイスク装置のミスク
ランプ状態の側面図、第２図及び第３図は従来の
光磁気デイスク装置の側面図、第４図は従来の電
磁石の斜視図、第５図は本考案の電磁石の平面図
、第６図は第５図のＡ−Ａ線断面図、第７図は本
考案の電磁石の側面図、第８図は本考案の光磁気
デイスク装置の正常な状態の側面図である。
１……筐体、２……スピンドルモータ、３……
ターンテーブル、４……電磁石、１２……光磁気
デイスク、２１……センタヨーク、２２……コイ
ル、２３……サイドヨーク、３１……ボビン、３
２……突起部、３３……孔。
FIG. 1 is a side view of the magneto-optical disk device of the present invention in a misclamped state, FIGS. 2 and 3 are side views of a conventional magneto-optical disk device, FIG. 4 is a perspective view of a conventional electromagnet, and FIG. The figure is a plan view of the electromagnet of the present invention, Figure 6 is a sectional view taken along line A-A in Figure 5, Figure 7 is a side view of the electromagnet of the present invention, and Figure 8 is a normal state of the magneto-optical disk device of the present invention. FIG. 1... Housing, 2... Spindle motor, 3...
Turntable, 4... Electromagnet, 12... Magneto-optical disk, 21... Center yoke, 22... Coil, 23... Side yoke, 31... Bobbin, 3
2... protrusion, 33... hole.
Claims (1)
前記ターンテーブルにより回転される光磁気デイ
スクに与えるバイアス磁界を発生する電磁石とを
備え、 前記電磁石はボビンに巻回されたコイルと、前
記コイルの中心に挿通されたセンターヨークと、
前記コイルの側部に配置されたサイドヨークと、
前記サイドヨーク及びコイルより突出するように
前記ボビンに形成された突起部とを有し、 前記電磁石は前記突起部が前記光磁気デイスク
の信号記録領域より内周又は外周の領域に対向す
るように配置される光磁気デイスク装置。[Scope of claim for utility model registration] A turntable that rotates a magneto-optical disk,
an electromagnet that generates a bias magnetic field applied to the magneto-optical disk rotated by the turntable; the electromagnet includes a coil wound around a bobbin; a center yoke inserted through the center of the coil;
a side yoke disposed on a side of the coil;
a protrusion formed on the bobbin so as to protrude from the side yoke and the coil, and the electromagnet is configured such that the protrusion faces an area on the inner or outer periphery of the signal recording area of the magneto-optical disk. Magneto-optical disk device to be installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8930788U JPH0212702U (en) | 1988-07-05 | 1988-07-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8930788U JPH0212702U (en) | 1988-07-05 | 1988-07-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0212702U true JPH0212702U (en) | 1990-01-26 |
Family
ID=31313859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8930788U Pending JPH0212702U (en) | 1988-07-05 | 1988-07-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0212702U (en) |
-
1988
- 1988-07-05 JP JP8930788U patent/JPH0212702U/ja active Pending
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