JPH01177429U - - Google Patents
Info
- Publication number
- JPH01177429U JPH01177429U JP7397488U JP7397488U JPH01177429U JP H01177429 U JPH01177429 U JP H01177429U JP 7397488 U JP7397488 U JP 7397488U JP 7397488 U JP7397488 U JP 7397488U JP H01177429 U JPH01177429 U JP H01177429U
- Authority
- JP
- Japan
- Prior art keywords
- magneto
- optical
- head
- magnetic
- recording medium
- 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
- 230000004907 flux Effects 0.000 claims description 2
- 230000035699 permeability Effects 0.000 claims 2
- 230000005415 magnetization Effects 0.000 claims 1
- 239000000696 magnetic material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Recording Or Reproducing By Magnetic Means (AREA)
Description
第１図は本考案に係る光磁気情報装置の要部構
成を示す模式図、第２図は軟磁性体の断面形状を
示す図である。
１……光磁気デイスク、２……浮上型光磁気ヘ
ツド、３……レーザー光源、４……磁束集束手段
、５……コア（軟磁性体Ａ）、６……コイル、７
……磁気ヘツド、８……レンズ、１０……軟磁性
体Ｂ。
FIG. 1 is a schematic diagram showing the main structure of a magneto-optical information device according to the present invention, and FIG. 2 is a diagram showing a cross-sectional shape of a soft magnetic material. DESCRIPTION OF SYMBOLS 1... magneto-optical disk, 2... levitated magneto-optical head, 3... laser light source, 4... magnetic flux focusing means, 5... core (soft magnetic material A), 6... coil, 7
...Magnetic head, 8...Lens, 10...Soft magnetic material B.
Claims (1)
性膜を記録層にもつ光磁気記録媒体を用い、該光
磁気記録媒体に対し、レーザービームの照射及び
磁界の印加を行うことにより、情報を記録、再生
又は消去する光磁気情報装置において、書込み読
出し用のレンズを浮上型磁気ヘツドに組込むかも
しくは接合してなる光磁気ヘツドを備えるととも
に、該浮上型磁気ヘツドが発生する磁束を集束さ
せる高透磁率部材を前記光磁気記録媒体を挾んで
該光磁気ヘツドと対向させて設けたことを特徴と
する光磁気情報装置。 (2) 前記高透磁率部材の代わりに、前記光磁気
ヘツドと同一の光磁気ヘツドを設けたことを特徴
とする請求項１記載の光磁気情報装置。[Claims for Utility Model Registration] (1) Using a magneto-optical recording medium whose recording layer is a magnetic film having an axis of easy magnetization perpendicular to the film surface, the magneto-optical recording medium is irradiated with a laser beam and A magneto-optical information device that records, reproduces, or erases information by applying a magnetic field, includes a magneto-optical head in which a writing/reading lens is incorporated or bonded to a floating magnetic head, and 1. A magneto-optical information device, characterized in that a high magnetic permeability member that focuses magnetic flux generated by a magnetic head is provided to sandwich the magneto-optical recording medium and face the magneto-optical head. (2) The magneto-optical information device according to claim 1, wherein a magneto-optical head identical to the magneto-optical head is provided in place of the high magnetic permeability member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7397488U JPH01177429U (en) | 1988-06-03 | 1988-06-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7397488U JPH01177429U (en) | 1988-06-03 | 1988-06-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01177429U true JPH01177429U (en) | 1989-12-19 |
Family
ID=31299097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7397488U Pending JPH01177429U (en) | 1988-06-03 | 1988-06-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01177429U (en) |
-
1988
- 1988-06-03 JP JP7397488U patent/JPH01177429U/ja active Pending
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