JPS636529U - - Google Patents
Info
- Publication number
- JPS636529U JPS636529U JP10026186U JP10026186U JPS636529U JP S636529 U JPS636529 U JP S636529U JP 10026186 U JP10026186 U JP 10026186U JP 10026186 U JP10026186 U JP 10026186U JP S636529 U JPS636529 U JP S636529U
- Authority
- JP
- Japan
- Prior art keywords
- magneto
- optical disk
- permanent magnet
- recording
- switched
- 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図及び第２図は本考案の第１の実施例を示
す光磁気デイスク装置の斜視図及び側面図、第３
図は本発明の光磁気デイスク装置の第２の実施例
を示す斜視図、第４図は従来の光磁気デイスク装
置を示す斜視図、第５図は光磁気デイスク装置の
新規記録時のフローチヤート、第６図は光磁気デ
イスク装置の消去時のフローチヤートである。
１……光磁気デイスク、２……ＴＯＣ領域、３
……第１の永久磁石、５……第２の永久磁石、７
……記録領域。
1 and 2 are a perspective view and a side view of a magneto-optical disk device showing a first embodiment of the present invention;
The figure is a perspective view showing a second embodiment of the magneto-optical disk device of the present invention, FIG. 4 is a perspective view showing a conventional magneto-optical disk device, and FIG. 5 is a flowchart for new recording in the magneto-optical disk device. , FIG. 6 is a flowchart during erasing of the magneto-optical disk device. 1... magneto-optical disk, 2... TOC area, 3
...First permanent magnet, 5...Second permanent magnet, 7
...recording area.
Claims (1)
用磁気ヘツドを配設し、この磁気ヘツドに対し上
記光磁気デイスクを挟んで対向配置した棒状の永
久磁石の極性を切換えて記録および再生を行なう
ようにした光磁気デイスク装置において、 上記棒状の永久磁石を長尺の第１の永久磁石と
短尺の第２の永久磁石とに分割して構成し、夫々
第１と第２の永久磁石が独立して駆動され極性が
切換えられるようにしたことを特徴とする光磁気
デイスク装置。[Claim for Utility Model Registration] A magnetic head for recording and reproduction is provided on the information recording surface of a magneto-optical disk, and the polarity of a bar-shaped permanent magnet placed opposite the magnetic head with the magneto-optical disk sandwiched therebetween is switched. In a magneto-optical disk device for recording and reproducing information, the rod-shaped permanent magnet is divided into a long first permanent magnet and a short second permanent magnet, and A magneto-optical disk device characterized in that two permanent magnets are independently driven and their polarities can be switched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10026186U JPS636529U (en) | 1986-06-30 | 1986-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10026186U JPS636529U (en) | 1986-06-30 | 1986-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS636529U true JPS636529U (en) | 1988-01-16 |
Family
ID=30969916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10026186U Pending JPS636529U (en) | 1986-06-30 | 1986-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS636529U (en) |
-
1986
- 1986-06-30 JP JP10026186U patent/JPS636529U/ja active Pending