JPH0480443B2 - - Google Patents
Info
- Publication number
- JPH0480443B2 JPH0480443B2 JP19530884A JP19530884A JPH0480443B2 JP H0480443 B2 JPH0480443 B2 JP H0480443B2 JP 19530884 A JP19530884 A JP 19530884A JP 19530884 A JP19530884 A JP 19530884A JP H0480443 B2 JPH0480443 B2 JP H0480443B2
- Authority
- JP
- Japan
- Prior art keywords
- main
- magnetic pole
- magnetic
- pole
- return path
- 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
- 239000000696 magnetic material Substances 0.000 claims description 17
- 125000006850 spacer group Chemical group 0.000 claims description 9
- 239000010409 thin film Substances 0.000 claims description 9
- 230000004907 flux Effects 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910000702 sendust Inorganic materials 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000004804 winding Methods 0.000 description 5
- 230000005284 excitation Effects 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 229910020674 Co—B Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910018125 Al-Si Inorganic materials 0.000 description 1
- 229910018520 Al—Si Inorganic materials 0.000 description 1
- 229910020641 Co Zr Inorganic materials 0.000 description 1
- 229910020520 Co—Zr Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 229910000889 permalloy Inorganic materials 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000004544 sputter deposition Methods 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 |
|---|---|---|---|
| JP19530884A JPS6173213A (ja) | 1984-09-18 | 1984-09-18 | 垂直磁気記録再生ヘツド |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19530884A JPS6173213A (ja) | 1984-09-18 | 1984-09-18 | 垂直磁気記録再生ヘツド |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6173213A JPS6173213A (ja) | 1986-04-15 |
| JPH0480443B2 true JPH0480443B2 (en]) | 1992-12-18 |
Family
ID=16338994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19530884A Granted JPS6173213A (ja) | 1984-09-18 | 1984-09-18 | 垂直磁気記録再生ヘツド |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6173213A (en]) |
-
1984
- 1984-09-18 JP JP19530884A patent/JPS6173213A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6173213A (ja) | 1986-04-15 |
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