JPH0166602U - - Google Patents
Info
- Publication number
- JPH0166602U JPH0166602U JP1987162388U JP16238887U JPH0166602U JP H0166602 U JPH0166602 U JP H0166602U JP 1987162388 U JP1987162388 U JP 1987162388U JP 16238887 U JP16238887 U JP 16238887U JP H0166602 U JPH0166602 U JP H0166602U
- Authority
- JP
- Japan
- Prior art keywords
- magneto
- optical
- disk device
- recording medium
- applying
- 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 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Recording Or Reproducing By Magnetic Means (AREA)
Description
第１図は本考案実施例の構成を示す一部切欠の
上面図、第２図は第１図の斜視図、第３図は第１
図における電磁石の断面図、第４図は従来におけ
る光磁気デイスク装置の一部切欠平面図、第５図
は第４図の側断面図である。各図において、
１：光磁気記録媒体、２：カートリツジ、２ａ
：開口窓、３：電磁石、４：光学ヘツド、５：電
磁石の鉄心、５ａ：中央脚部、５ｂ，５ｃ：継鉄
部、６：コイル、６ａ，６ｂ，６ｃ：分割コイル
。
Fig. 1 is a partially cutaway top view showing the configuration of the embodiment of the present invention, Fig. 2 is a perspective view of Fig. 1, and Fig.
4 is a partially cutaway plan view of a conventional magneto-optical disk device, and FIG. 5 is a side sectional view of FIG. 4. In each figure, 1: magneto-optical recording medium, 2: cartridge, 2a
: opening window, 3: electromagnet, 4: optical head, 5: iron core of electromagnet, 5a: central leg, 5b, 5c: yoke, 6: coil, 6a, 6b, 6c: split coil.
Claims (1)
でその両側に外部磁界印加用の電磁石、光学ヘツ
ドを対向配備し、前記記録媒体に対しその情報記
録部に外部磁界を印加しつつ光ビームスポツトを
照射して情報の記録、消去、および再生を行う光
磁気デイスク装置において、前記電磁石が中央脚
をセンタ磁極とするＥ字形の三脚鉄心と、該鉄心
に対しその中央脚部、および各継鉄部に分けて巻
装した分割コイルとから成ることを特徴とする光
磁気デイスク装置。 Electromagnets for applying an external magnetic field and optical heads are placed facing each other on both sides of the magneto-optical recording medium housed in the cartridge, and a light beam spot is irradiated onto the recording medium while applying an external magnetic field to its information recording section. In a magneto-optical disk device that records, erases, and reproduces information using What is claimed is: 1. A magneto-optical disk device comprising: a split coil wound with a split coil;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987162388U JPH0166602U (en) | 1987-10-23 | 1987-10-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987162388U JPH0166602U (en) | 1987-10-23 | 1987-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0166602U true JPH0166602U (en) | 1989-04-28 |
Family
ID=31446168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987162388U Pending JPH0166602U (en) | 1987-10-23 | 1987-10-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0166602U (en) |
-
1987
- 1987-10-23 JP JP1987162388U patent/JPH0166602U/ja active Pending