JPS5996527A - 磁気ヘツドの製造方法 - Google Patents
磁気ヘツドの製造方法Info
- Publication number
- JPS5996527A JPS5996527A JP57205251A JP20525182A JPS5996527A JP S5996527 A JPS5996527 A JP S5996527A JP 57205251 A JP57205251 A JP 57205251A JP 20525182 A JP20525182 A JP 20525182A JP S5996527 A JPS5996527 A JP S5996527A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- core
- film
- spacer
- magnetic layer
- 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
- 238000004519 manufacturing process Methods 0.000 title description 13
- 125000006850 spacer group Chemical group 0.000 claims abstract description 35
- 239000000758 substrate Substances 0.000 claims abstract description 14
- 239000000696 magnetic material Substances 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 6
- 239000012212 insulator Substances 0.000 claims abstract description 5
- 238000000151 deposition Methods 0.000 claims description 5
- 240000005109 Cryptomeria japonica Species 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 12
- 238000004804 winding Methods 0.000 abstract description 4
- 238000001704 evaporation Methods 0.000 abstract description 3
- 238000007738 vacuum evaporation Methods 0.000 abstract description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- 239000007767 bonding agent Substances 0.000 abstract 1
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
- 238000004544 sputter deposition Methods 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910000859 α-Fe Inorganic materials 0.000 description 4
- 238000004070 electrodeposition Methods 0.000 description 3
- 229910000889 permalloy Inorganic materials 0.000 description 3
- 229910000702 sendust Inorganic materials 0.000 description 3
- 230000008021 deposition Effects 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 210000003128 head Anatomy 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 210000004709 eyebrow Anatomy 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- 238000007740 vapor 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
- G11B5/147—Structure or manufacture of heads, e.g. inductive with cores being composed of metal sheets, i.e. laminated cores with cores composed of isolated magnetic layers, e.g. sheets
- G11B5/1475—Assembling or shaping of elements
-
- 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
- G11B5/1272—Assembling or shaping of elements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
- Y10T29/49032—Fabricating head structure or component thereof
- Y10T29/49036—Fabricating head structure or component thereof including measuring or testing
- Y10T29/49043—Depositing magnetic layer or coating
- Y10T29/49046—Depositing magnetic layer or coating with etching or machining of magnetic material
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57205251A JPS5996527A (ja) | 1982-11-22 | 1982-11-22 | 磁気ヘツドの製造方法 |
| US06/550,252 US4601099A (en) | 1982-11-22 | 1983-11-09 | Method for manufacturing a magnetic head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57205251A JPS5996527A (ja) | 1982-11-22 | 1982-11-22 | 磁気ヘツドの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5996527A true JPS5996527A (ja) | 1984-06-04 |
| JPH0344367B2 JPH0344367B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-07-05 |
Family
ID=16503888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57205251A Granted JPS5996527A (ja) | 1982-11-22 | 1982-11-22 | 磁気ヘツドの製造方法 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4601099A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
| JP (1) | JPS5996527A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4841401A (en) * | 1983-02-10 | 1989-06-20 | Matsushita Electric Industrial Co., Ltd. | Amorphous magnetic head |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0664709B2 (ja) * | 1984-01-26 | 1994-08-22 | キヤノン株式会社 | 薄膜磁気ヘツド |
| US4701820A (en) * | 1984-11-08 | 1987-10-20 | Eastman Kodak Company | Slant gap thin-film head having first and second wedge-shaped structures |
| EP0233086B1 (en) * | 1986-02-13 | 1992-01-29 | Sony Corporation | Thin film magnetic head |
| FR2604021B1 (fr) * | 1986-09-17 | 1988-10-28 | Commissariat Energie Atomique | Procede de realisation de tetes magnetiques en couches minces et a structure planaire et tete obtenue par ce procede |
| US5159511A (en) * | 1987-04-01 | 1992-10-27 | Digital Equipment Corporation | Biasing conductor for MR head |
| US4912584A (en) * | 1988-03-09 | 1990-03-27 | Digital Equipment Corporation | Method for fabricating magnetic recording poles |
| US5068959A (en) * | 1988-07-11 | 1991-12-03 | Digital Equipment Corporation | Method of manufacturing a thin film head |
| FR2661030B1 (fr) * | 1990-04-13 | 1995-04-07 | Thomson Csf | Tete magnetique d'enregistrement/lecture et procedes de realisation. |
| US5279026A (en) * | 1990-04-23 | 1994-01-18 | Deutsche Thomson Brandt Gmbh | Process for producing a thin-film magnetic tape head |
| DE4012823A1 (de) * | 1990-04-23 | 1991-11-14 | Thomson Brandt Gmbh | Verfahren zur herstellung eines duennfilm-magnetbandkopfes |
| JPH0474305A (ja) * | 1990-07-17 | 1992-03-09 | Sony Corp | 磁気ヘッド及びその製造方法 |
| US6288870B1 (en) | 1998-01-13 | 2001-09-11 | Quantum Corporation | Self-aligned metal film core multi-channel recording head for tape drives |
| KR100264802B1 (ko) | 1998-02-24 | 2000-09-01 | 윤종용 | 플래너구조 박막자기헤드의 갭 형성방법 |
| US8276257B2 (en) * | 2004-07-30 | 2012-10-02 | Hitachi Global Storage Technologies Netherlands B.V. | Method for making coplanar write head pole tips |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3751803A (en) * | 1972-05-16 | 1973-08-14 | Ferroxcube Corp | Method of making a magnetic head |
| JPS5274321A (en) * | 1975-12-17 | 1977-06-22 | Sanyo Electric Co Ltd | Production of magnetic head |
| JPS5838851B2 (ja) * | 1978-09-28 | 1983-08-25 | シャープ株式会社 | 薄膜磁気ヘッドの作製方法 |
| JPS55135321A (en) * | 1979-04-10 | 1980-10-22 | Fujitsu Ltd | Manufacture of thin-film magnetic head |
| JPS5671814A (en) * | 1979-11-14 | 1981-06-15 | Fujitsu Ltd | Thin film magnetic head |
| JPS5788517A (en) * | 1980-11-25 | 1982-06-02 | Hitachi Ltd | Multielement thin film magnetic head |
| JPS5868213A (ja) * | 1981-10-19 | 1983-04-23 | Hitachi Ltd | 磁気ヘツド |
-
1982
- 1982-11-22 JP JP57205251A patent/JPS5996527A/ja active Granted
-
1983
- 1983-11-09 US US06/550,252 patent/US4601099A/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4841401A (en) * | 1983-02-10 | 1989-06-20 | Matsushita Electric Industrial Co., Ltd. | Amorphous magnetic head |
Also Published As
| Publication number | Publication date |
|---|---|
| US4601099A (en) | 1986-07-22 |
| JPH0344367B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-07-05 |
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