JPH0327963B2 - - Google Patents
Info
- Publication number
- JPH0327963B2 JPH0327963B2 JP56095850A JP9585081A JPH0327963B2 JP H0327963 B2 JPH0327963 B2 JP H0327963B2 JP 56095850 A JP56095850 A JP 56095850A JP 9585081 A JP9585081 A JP 9585081A JP H0327963 B2 JPH0327963 B2 JP H0327963B2
- Authority
- JP
- Japan
- Prior art keywords
- head
- core
- magnetic
- flux density
- 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 - Lifetime
Links
- 230000005291 magnetic effect Effects 0.000 claims description 77
- 230000004907 flux Effects 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 10
- 239000011162 core material Substances 0.000 description 32
- 230000005294 ferromagnetic effect Effects 0.000 description 16
- 239000010409 thin film Substances 0.000 description 16
- 230000005284 excitation Effects 0.000 description 13
- 239000010408 film Substances 0.000 description 13
- 230000005415 magnetization Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 229910000859 α-Fe Inorganic materials 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 229910000702 sendust Inorganic materials 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000035699 permeability Effects 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 229910018605 Ni—Zn Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910000889 permalloy Inorganic materials 0.000 description 1
- 230000003014 reinforcing effect Effects 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 |
|---|---|---|---|
| JP9585081A JPS57210415A (en) | 1981-06-19 | 1981-06-19 | Magnetic head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9585081A JPS57210415A (en) | 1981-06-19 | 1981-06-19 | Magnetic head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57210415A JPS57210415A (en) | 1982-12-24 |
| JPH0327963B2 true JPH0327963B2 (de) | 1991-04-17 |
Family
ID=14148842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9585081A Granted JPS57210415A (en) | 1981-06-19 | 1981-06-19 | Magnetic head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57210415A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5996517A (ja) * | 1982-11-22 | 1984-06-04 | Seiko Epson Corp | 磁気記録再生装置 |
| JPS59178610A (ja) * | 1983-03-29 | 1984-10-09 | Fujitsu Ltd | 垂直磁化記録用薄膜ヘツド |
| JPH0658724B2 (ja) * | 1985-01-09 | 1994-08-03 | 松下電器産業株式会社 | 磁気ヘツド |
| AU2435988A (en) * | 1987-10-30 | 1989-05-04 | Seagate Technology, Inc. | Magnetic head for perpendicular magnetic recording system and process |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53116809A (en) * | 1977-03-22 | 1978-10-12 | Hitachi Ltd | Magnetic head core |
| JPS5740722A (en) * | 1980-08-25 | 1982-03-06 | Matsushita Electric Ind Co Ltd | Vertical magnetic recording head |
-
1981
- 1981-06-19 JP JP9585081A patent/JPS57210415A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53116809A (en) * | 1977-03-22 | 1978-10-12 | Hitachi Ltd | Magnetic head core |
| JPS5740722A (en) * | 1980-08-25 | 1982-03-06 | Matsushita Electric Ind Co Ltd | Vertical magnetic recording head |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57210415A (en) | 1982-12-24 |
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