JPH0318242B2 - - Google Patents
Info
- Publication number
- JPH0318242B2 JPH0318242B2 JP56213243A JP21324381A JPH0318242B2 JP H0318242 B2 JPH0318242 B2 JP H0318242B2 JP 56213243 A JP56213243 A JP 56213243A JP 21324381 A JP21324381 A JP 21324381A JP H0318242 B2 JPH0318242 B2 JP H0318242B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic pole
- magnetic
- side magnetic
- coil
- thin 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.)
- Expired - Lifetime
Links
- 239000010409 thin film Substances 0.000 claims description 17
- 230000035699 permeability Effects 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 6
- 229910000859 α-Fe Inorganic materials 0.000 claims description 6
- 239000010408 film Substances 0.000 claims description 3
- 239000000696 magnetic material Substances 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000005530 etching Methods 0.000 description 2
- 229910000889 permalloy Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/1278—Structure or manufacture of heads, e.g. inductive specially adapted for magnetisations perpendicular to the surface of the record carrier
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21324381A JPS58115614A (ja) | 1981-12-28 | 1981-12-28 | 磁気ヘツド |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21324381A JPS58115614A (ja) | 1981-12-28 | 1981-12-28 | 磁気ヘツド |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58115614A JPS58115614A (ja) | 1983-07-09 |
JPH0318242B2 true JPH0318242B2 (ko) | 1991-03-12 |
Family
ID=16635882
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP21324381A Granted JPS58115614A (ja) | 1981-12-28 | 1981-12-28 | 磁気ヘツド |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58115614A (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62501806A (ja) * | 1985-01-22 | 1987-07-16 | デイジタル イクイプメント コ−ポレ−シヨン | 垂直の磁気記録構成体 |
JP2555031B2 (ja) * | 1986-07-02 | 1996-11-20 | 株式会社日立製作所 | 磁気ヘツド |
JPS63231713A (ja) * | 1987-03-20 | 1988-09-27 | Hitachi Ltd | 磁気ヘツド |
JPH052711A (ja) * | 1991-06-27 | 1993-01-08 | Nec Corp | 消去ヘツド |
FR2688513B1 (fr) * | 1992-03-13 | 1996-04-19 | Commissariat Energie Atomique | Procede de realisation d'une tete magnetique de type perpendiculaire et tete obtenue par ce procede. |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54103331A (en) * | 1978-02-01 | 1979-08-14 | Sony Corp | Production of magnetic head |
JPS55157121A (en) * | 1979-05-19 | 1980-12-06 | Nippon Telegr & Teleph Corp <Ntt> | Magnetic head core |
-
1981
- 1981-12-28 JP JP21324381A patent/JPS58115614A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54103331A (en) * | 1978-02-01 | 1979-08-14 | Sony Corp | Production of magnetic head |
JPS55157121A (en) * | 1979-05-19 | 1980-12-06 | Nippon Telegr & Teleph Corp <Ntt> | Magnetic head core |
Also Published As
Publication number | Publication date |
---|---|
JPS58115614A (ja) | 1983-07-09 |
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