JPH0581963B2 - - Google Patents
Info
- Publication number
- JPH0581963B2 JPH0581963B2 JP57087998A JP8799882A JPH0581963B2 JP H0581963 B2 JPH0581963 B2 JP H0581963B2 JP 57087998 A JP57087998 A JP 57087998A JP 8799882 A JP8799882 A JP 8799882A JP H0581963 B2 JPH0581963 B2 JP H0581963B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- ring
- recording
- shaped
- pole
- 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
- 230000005291 magnetic effect Effects 0.000 claims description 146
- 230000035699 permeability Effects 0.000 claims description 20
- 230000005415 magnetization Effects 0.000 claims description 17
- 230000004907 flux Effects 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 230000005284 excitation Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 239000010409 thin film Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 229910000889 permalloy Inorganic materials 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000005292 diamagnetic effect Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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 |
|---|---|---|---|
| JP8799882A JPS58205916A (ja) | 1982-05-26 | 1982-05-26 | 磁気ヘツド |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8799882A JPS58205916A (ja) | 1982-05-26 | 1982-05-26 | 磁気ヘツド |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58205916A JPS58205916A (ja) | 1983-12-01 |
| JPH0581963B2 true JPH0581963B2 (ko) | 1993-11-17 |
Family
ID=13930455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8799882A Granted JPS58205916A (ja) | 1982-05-26 | 1982-05-26 | 磁気ヘツド |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58205916A (ko) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5740722A (en) * | 1980-08-25 | 1982-03-06 | Matsushita Electric Ind Co Ltd | Vertical magnetic recording head |
-
1982
- 1982-05-26 JP JP8799882A patent/JPS58205916A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5740722A (en) * | 1980-08-25 | 1982-03-06 | Matsushita Electric Ind Co Ltd | Vertical magnetic recording head |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58205916A (ja) | 1983-12-01 |
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