JPS58212616A - 磁気ヘツド - Google Patents
磁気ヘツドInfo
- Publication number
- JPS58212616A JPS58212616A JP9574082A JP9574082A JPS58212616A JP S58212616 A JPS58212616 A JP S58212616A JP 9574082 A JP9574082 A JP 9574082A JP 9574082 A JP9574082 A JP 9574082A JP S58212616 A JPS58212616 A JP S58212616A
- Authority
- JP
- Japan
- Prior art keywords
- lower core
- core
- coil
- thin film
- magnetic
- 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
- 125000006850 spacer group Chemical group 0.000 claims abstract description 6
- 239000012212 insulator Substances 0.000 claims description 24
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 8
- 229910000889 permalloy Inorganic materials 0.000 abstract description 5
- 238000004070 electrodeposition Methods 0.000 abstract description 3
- 239000000377 silicon dioxide Substances 0.000 abstract description 3
- 229910052681 coesite Inorganic materials 0.000 abstract description 2
- 229910052906 cristobalite Inorganic materials 0.000 abstract description 2
- 229910052682 stishovite Inorganic materials 0.000 abstract description 2
- 229910052905 tridymite Inorganic materials 0.000 abstract description 2
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 239000011162 core material Substances 0.000 description 41
- 239000010410 layer Substances 0.000 description 27
- 239000010409 thin film Substances 0.000 description 20
- 239000010408 film Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- FTLYMKDSHNWQKD-UHFFFAOYSA-N (2,4,5-trichlorophenyl)boronic acid Chemical compound OB(O)C1=CC(Cl)=C(Cl)C=C1Cl FTLYMKDSHNWQKD-UHFFFAOYSA-N 0.000 description 1
- 235000004322 Canarium indicum Nutrition 0.000 description 1
- 240000005209 Canarium indicum Species 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- PWHVEHULNLETOV-UHFFFAOYSA-N Nic-1 Natural products C12OC2C2(O)CC=CC(=O)C2(C)C(CCC2=C3)C1C2=CC=C3C(C)C1OC(O)C2(C)OC2(C)C1 PWHVEHULNLETOV-UHFFFAOYSA-N 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- LDDQLRUQCUTJBB-UHFFFAOYSA-N ammonium fluoride Chemical compound [NH4+].[F-] LDDQLRUQCUTJBB-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 1
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229940085605 saccharin sodium Drugs 0.000 description 1
- BTURAGWYSMTVOW-UHFFFAOYSA-M sodium dodecanoate Chemical compound [Na+].CCCCCCCCCCCC([O-])=O BTURAGWYSMTVOW-UHFFFAOYSA-M 0.000 description 1
- 229940082004 sodium laurate Drugs 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004544 sputter deposition 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
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3109—Details
- G11B5/313—Disposition of layers
-
- 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
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3163—Fabrication methods or processes specially adapted for a particular head structure, e.g. using base layers for electroplating, using functional layers for masking, using energy or particle beams for shaping the structure or modifying the properties of the basic layers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9574082A JPS58212616A (ja) | 1982-06-03 | 1982-06-03 | 磁気ヘツド |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9574082A JPS58212616A (ja) | 1982-06-03 | 1982-06-03 | 磁気ヘツド |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58212616A true JPS58212616A (ja) | 1983-12-10 |
| JPH0557642B2 JPH0557642B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-08-24 |
Family
ID=14145881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9574082A Granted JPS58212616A (ja) | 1982-06-03 | 1982-06-03 | 磁気ヘツド |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58212616A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62107418A (ja) * | 1985-11-01 | 1987-05-18 | Matsushita Electric Ind Co Ltd | 薄膜磁気ヘツド |
| JPS62110612A (ja) * | 1985-11-08 | 1987-05-21 | Matsushita Electric Ind Co Ltd | 薄膜磁気ヘツド |
| JPH0391108A (ja) * | 1989-08-31 | 1991-04-16 | Victor Co Of Japan Ltd | 薄膜磁気ヘッド |
| US5113300A (en) * | 1985-10-01 | 1992-05-12 | Sony Corporation | Thin film magnetic head |
| US5241440A (en) * | 1989-08-23 | 1993-08-31 | Hitachi, Ltd. | Thin film magnetic head and manufacturing method therefor |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5778613A (en) * | 1980-10-30 | 1982-05-17 | Canon Inc | Thin film magnetic head and its manufacture |
-
1982
- 1982-06-03 JP JP9574082A patent/JPS58212616A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5778613A (en) * | 1980-10-30 | 1982-05-17 | Canon Inc | Thin film magnetic head and its manufacture |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5113300A (en) * | 1985-10-01 | 1992-05-12 | Sony Corporation | Thin film magnetic head |
| JPS62107418A (ja) * | 1985-11-01 | 1987-05-18 | Matsushita Electric Ind Co Ltd | 薄膜磁気ヘツド |
| JPS62110612A (ja) * | 1985-11-08 | 1987-05-21 | Matsushita Electric Ind Co Ltd | 薄膜磁気ヘツド |
| US5241440A (en) * | 1989-08-23 | 1993-08-31 | Hitachi, Ltd. | Thin film magnetic head and manufacturing method therefor |
| JPH0391108A (ja) * | 1989-08-31 | 1991-04-16 | Victor Co Of Japan Ltd | 薄膜磁気ヘッド |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0557642B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-08-24 |
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