JPH0341888B2 - - Google Patents
Info
- Publication number
- JPH0341888B2 JPH0341888B2 JP8019481A JP8019481A JPH0341888B2 JP H0341888 B2 JPH0341888 B2 JP H0341888B2 JP 8019481 A JP8019481 A JP 8019481A JP 8019481 A JP8019481 A JP 8019481A JP H0341888 B2 JPH0341888 B2 JP H0341888B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic pole
- magnetic
- pole
- main
- recording
- 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
Links
- 238000004804 winding Methods 0.000 claims description 26
- 239000000758 substrate Substances 0.000 claims description 20
- 238000000034 method Methods 0.000 description 9
- 230000035699 permeability Effects 0.000 description 7
- 230000005415 magnetization Effects 0.000 description 6
- 239000010409 thin film Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000010008 shearing Methods 0.000 description 4
- 230000005284 excitation Effects 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- 101000606504 Drosophila melanogaster Tyrosine-protein kinase-like otk Proteins 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229910000889 permalloy Inorganic materials 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 229910000599 Cr alloy Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000000992 sputter etching Methods 0.000 description 1
- 238000007736 thin film deposition technique Methods 0.000 description 1
- 238000007738 vacuum evaporation 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 (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8019481A JPS57198527A (en) | 1981-05-28 | 1981-05-28 | Magnetic head |
| DE19823213928 DE3213928A1 (de) | 1981-04-15 | 1982-04-15 | Senkrecht - magnetkopf |
| US06/705,049 US4649449A (en) | 1981-04-15 | 1985-02-25 | Perpendicular magnetic head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8019481A JPS57198527A (en) | 1981-05-28 | 1981-05-28 | Magnetic head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57198527A JPS57198527A (en) | 1982-12-06 |
| JPH0341888B2 true JPH0341888B2 (esLanguage) | 1991-06-25 |
Family
ID=13711568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8019481A Granted JPS57198527A (en) | 1981-04-15 | 1981-05-28 | Magnetic head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57198527A (esLanguage) |
-
1981
- 1981-05-28 JP JP8019481A patent/JPS57198527A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57198527A (en) | 1982-12-06 |
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