JPS59144016A - 垂直磁化記録用ヘツド - Google Patents
垂直磁化記録用ヘツドInfo
- Publication number
- JPS59144016A JPS59144016A JP2021583A JP2021583A JPS59144016A JP S59144016 A JPS59144016 A JP S59144016A JP 2021583 A JP2021583 A JP 2021583A JP 2021583 A JP2021583 A JP 2021583A JP S59144016 A JPS59144016 A JP S59144016A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic pole
- perpendicular magnetization
- magnetic
- thin film
- 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.)
- Granted
Links
- 230000005415 magnetization Effects 0.000 claims abstract description 29
- 230000035699 permeability Effects 0.000 claims abstract description 16
- 239000010409 thin film Substances 0.000 claims abstract description 16
- 239000000696 magnetic material Substances 0.000 claims description 10
- 230000006866 deterioration Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000003486 chemical etching Methods 0.000 abstract description 2
- 239000010408 film Substances 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000010884 ion-beam technique Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910000889 permalloy Inorganic materials 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 238000000992 sputter etching Methods 0.000 description 1
- 238000004804 winding 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 |
|---|---|---|---|
| JP2021583A JPS59144016A (ja) | 1983-02-08 | 1983-02-08 | 垂直磁化記録用ヘツド |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021583A JPS59144016A (ja) | 1983-02-08 | 1983-02-08 | 垂直磁化記録用ヘツド |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59144016A true JPS59144016A (ja) | 1984-08-17 |
| JPH034961B2 JPH034961B2 (enrdf_load_stackoverflow) | 1991-01-24 |
Family
ID=12020936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021583A Granted JPS59144016A (ja) | 1983-02-08 | 1983-02-08 | 垂直磁化記録用ヘツド |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59144016A (enrdf_load_stackoverflow) |
-
1983
- 1983-02-08 JP JP2021583A patent/JPS59144016A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH034961B2 (enrdf_load_stackoverflow) | 1991-01-24 |
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