JPS61158605U - - Google Patents
Info
- Publication number
- JPS61158605U JPS61158605U JP4207885U JP4207885U JPS61158605U JP S61158605 U JPS61158605 U JP S61158605U JP 4207885 U JP4207885 U JP 4207885U JP 4207885 U JP4207885 U JP 4207885U JP S61158605 U JPS61158605 U JP S61158605U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- main
- film
- films
- pole film
- 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
- 230000005415 magnetization Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000005284 excitation Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
Landscapes
- Magnetic Heads (AREA)
Description
第１図乃至第３図は、本考案の実施例の磁気
ヘツドを説明するための図であり、第１図は、記
録時における主磁極膜の部分を拡大して示した磁
気ヘツドの側面図、第２図は、前記主磁極膜の磁
化特性を示すグラフ、第３図は、再生時における
主磁極膜の部分を拡大して示した磁気ヘツドの側
面図である。第４図は、本発明の実施例の磁気
ヘツドを説明するためのその磁気ヘツドの主磁極
の側面図である。第５図乃至第７図は、従来の垂
直磁気記録方式における磁気ヘツドの問題点を説
明するための図であり、第５図は、その磁気ヘツ
ドの側面図、第６図および第７図は、第５図の丸
で囲んだ部分の拡大図である。第８図は、従来の
水平磁気記録方式用の磁気ヘツドの側面図である
。
図中、１……主磁極、１Ａ……主磁極膜、１Ｂ
……保護層、１Ｃ，１Ｄ……磁性膜、２……補助
磁極、３……励磁再生コイル、４……記録媒体、
５……磁気記録層である。
1 to 3 are diagrams for explaining a magnetic head according to an embodiment of the present invention, and FIG. 1 is a side view of the magnetic head showing an enlarged portion of the main pole film during recording. 2 is a graph showing the magnetization characteristics of the main pole film, and FIG. 3 is a side view of the magnetic head showing an enlarged portion of the main pole film during reproduction. FIG. 4 is a side view of the main pole of the magnetic head for explaining the magnetic head according to the embodiment of the present invention. 5 to 7 are diagrams for explaining the problems of the magnetic head in the conventional perpendicular magnetic recording system. FIG. 5 is a side view of the magnetic head, and FIGS. 6 and 7 are diagrams. , is an enlarged view of the circled part in FIG. 5. FIG. 8 is a side view of a conventional magnetic head for horizontal magnetic recording. In the figure, 1...Main magnetic pole, 1A...Main magnetic pole film, 1B
... Protective layer, 1C, 1D ... Magnetic film, 2 ... Auxiliary magnetic pole, 3 ... Excitation reproduction coil, 4 ... Recording medium,
5... Magnetic recording layer.
Claims (1)
護する保護部材とを備えた垂直磁気記録ヘツドに
おいて、前記主磁極膜は、異なる磁化特性の磁性
膜を垂直磁気記録媒体と対向して複数個並列に設
けたものであつて、前記複数個の磁性膜のうちの
一つを垂直磁気記録媒体に記録されている情報の
磁力によつて磁化される磁化特性を有する磁性膜
としたことを特徴とする垂直磁気記録ヘツド。 In a perpendicular magnetic recording head that includes a main magnetic pole film that performs recording and reproducing properties and a protective member that protects the main magnetic pole film, the main magnetic pole film has magnetic films with different magnetization characteristics facing the perpendicular magnetic recording medium. A plurality of magnetic films are provided in parallel, and one of the plurality of magnetic films is a magnetic film having a magnetization characteristic that is magnetized by the magnetic force of information recorded on a perpendicular magnetic recording medium. A perpendicular magnetic recording head featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4207885U JPS61158605U (en) | 1985-03-23 | 1985-03-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4207885U JPS61158605U (en) | 1985-03-23 | 1985-03-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61158605U true JPS61158605U (en) | 1986-10-01 |
Family
ID=30552491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4207885U Pending JPS61158605U (en) | 1985-03-23 | 1985-03-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61158605U (en) |
-
1985
- 1985-03-23 JP JP4207885U patent/JPS61158605U/ja active Pending
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