JPH03689B2 - - Google Patents
Info
- Publication number
- JPH03689B2 JPH03689B2 JP10442783A JP10442783A JPH03689B2 JP H03689 B2 JPH03689 B2 JP H03689B2 JP 10442783 A JP10442783 A JP 10442783A JP 10442783 A JP10442783 A JP 10442783A JP H03689 B2 JPH03689 B2 JP H03689B2
- Authority
- JP
- Japan
- Prior art keywords
- film
- magnetic permeability
- magnetic
- high magnetic
- nonmagnetic
- 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
- 230000035699 permeability Effects 0.000 claims description 53
- 230000005415 magnetization Effects 0.000 claims description 10
- 239000000853 adhesive Substances 0.000 claims description 9
- 230000001070 adhesive effect Effects 0.000 claims description 9
- 229920002120 photoresistant polymer Polymers 0.000 description 21
- 239000003822 epoxy resin Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 229920000647 polyepoxide Polymers 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 229910003460 diamond Inorganic materials 0.000 description 4
- 239000010432 diamond Substances 0.000 description 4
- 238000005530 etching Methods 0.000 description 4
- 238000004544 sputter deposition Methods 0.000 description 4
- 238000007517 polishing process Methods 0.000 description 3
- 238000007740 vapor deposition Methods 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 229910000889 permalloy Inorganic materials 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 229920006332 epoxy adhesive Polymers 0.000 description 1
- 229960002089 ferrous chloride Drugs 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005498 polishing 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 |
|---|---|---|---|
| JP10442783A JPS59229726A (ja) | 1983-06-10 | 1983-06-10 | 垂直磁化記録用ヘツド |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10442783A JPS59229726A (ja) | 1983-06-10 | 1983-06-10 | 垂直磁化記録用ヘツド |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59229726A JPS59229726A (ja) | 1984-12-24 |
| JPH03689B2 true JPH03689B2 (en]) | 1991-01-08 |
Family
ID=14380383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10442783A Granted JPS59229726A (ja) | 1983-06-10 | 1983-06-10 | 垂直磁化記録用ヘツド |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59229726A (en]) |
-
1983
- 1983-06-10 JP JP10442783A patent/JPS59229726A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59229726A (ja) | 1984-12-24 |
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