JPS6367248B2 - - Google Patents
Info
- Publication number
- JPS6367248B2 JPS6367248B2 JP649081A JP649081A JPS6367248B2 JP S6367248 B2 JPS6367248 B2 JP S6367248B2 JP 649081 A JP649081 A JP 649081A JP 649081 A JP649081 A JP 649081A JP S6367248 B2 JPS6367248 B2 JP S6367248B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- holders
- thin film
- main
- glass
- 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
- 239000010409 thin film Substances 0.000 claims description 32
- 230000005415 magnetization Effects 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 238000009792 diffusion process Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 230000005284 excitation Effects 0.000 claims description 3
- 239000010408 film Substances 0.000 claims description 3
- 239000000696 magnetic material Substances 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 2
- 239000006060 molten glass Substances 0.000 claims 1
- 239000011521 glass Substances 0.000 description 36
- 239000000853 adhesive Substances 0.000 description 13
- 230000001070 adhesive effect Effects 0.000 description 13
- 238000002347 injection Methods 0.000 description 11
- 239000007924 injection Substances 0.000 description 11
- 239000002184 metal Substances 0.000 description 10
- 229910052751 metal Inorganic materials 0.000 description 10
- 238000005530 etching Methods 0.000 description 5
- 229910044991 metal oxide Inorganic materials 0.000 description 5
- 150000004706 metal oxides Chemical class 0.000 description 5
- 230000006866 deterioration Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000003486 chemical etching Methods 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 229910003271 Ni-Fe Inorganic materials 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000002367 phosphate rock Substances 0.000 description 1
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000000992 sputter etching Methods 0.000 description 1
- 239000000758 substrate Substances 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 |
|---|---|---|---|
| JP649081A JPS57123523A (en) | 1981-01-21 | 1981-01-21 | Manufacture of vertical magnetization type magnetic head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP649081A JPS57123523A (en) | 1981-01-21 | 1981-01-21 | Manufacture of vertical magnetization type magnetic head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57123523A JPS57123523A (en) | 1982-08-02 |
| JPS6367248B2 true JPS6367248B2 (enrdf_load_stackoverflow) | 1988-12-23 |
Family
ID=11639907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP649081A Granted JPS57123523A (en) | 1981-01-21 | 1981-01-21 | Manufacture of vertical magnetization type magnetic head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57123523A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5928215A (ja) * | 1982-08-09 | 1984-02-14 | Akai Electric Co Ltd | 垂直磁気記録用主磁極ヘツドの作製方法 |
| JPS59231718A (ja) * | 1983-06-14 | 1984-12-26 | Toshiba Corp | 垂直磁化型磁気ヘツド |
| JPS6173211A (ja) * | 1984-09-18 | 1986-04-15 | Sanyo Electric Co Ltd | 垂直磁気記録再生ヘツド |
-
1981
- 1981-01-21 JP JP649081A patent/JPS57123523A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57123523A (en) | 1982-08-02 |
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