JPH0222442B2 - - Google Patents
Info
- Publication number
- JPH0222442B2 JPH0222442B2 JP17190584A JP17190584A JPH0222442B2 JP H0222442 B2 JPH0222442 B2 JP H0222442B2 JP 17190584 A JP17190584 A JP 17190584A JP 17190584 A JP17190584 A JP 17190584A JP H0222442 B2 JPH0222442 B2 JP H0222442B2
- Authority
- JP
- Japan
- Prior art keywords
- gap
- alloy
- thin film
- magnetic
- magnetic head
- 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
- 230000005291 magnetic effect Effects 0.000 claims description 65
- 239000010409 thin film Substances 0.000 claims description 49
- 239000011521 glass Substances 0.000 claims description 25
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 23
- 239000000919 ceramic Substances 0.000 claims description 21
- 239000000395 magnesium oxide Substances 0.000 claims description 15
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 14
- 239000000956 alloy Substances 0.000 claims description 12
- 239000011162 core material Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 12
- 229910000676 Si alloy Inorganic materials 0.000 claims description 10
- 229910045601 alloy Inorganic materials 0.000 claims description 10
- 229910000846 In alloy Inorganic materials 0.000 claims description 9
- 239000010408 film Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 7
- 238000009792 diffusion process Methods 0.000 claims description 7
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 7
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 7
- 229910001928 zirconium oxide Inorganic materials 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- 230000001590 oxidative effect Effects 0.000 claims description 5
- DICWILYNZSJYMQ-UHFFFAOYSA-N [In].[Cu].[Ag] Chemical compound [In].[Cu].[Ag] DICWILYNZSJYMQ-UHFFFAOYSA-N 0.000 claims description 4
- 229910052596 spinel Inorganic materials 0.000 claims description 3
- 239000011029 spinel Substances 0.000 claims description 3
- 239000007791 liquid phase Substances 0.000 claims description 2
- -1 iron-aluminum-silicon Chemical compound 0.000 claims 3
- 239000010949 copper Substances 0.000 claims 2
- HTUMBQDCCIXGCV-UHFFFAOYSA-N lead oxide Chemical compound [O-2].[Pb+2] HTUMBQDCCIXGCV-UHFFFAOYSA-N 0.000 claims 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 229910052738 indium Inorganic materials 0.000 claims 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims 1
- 229910000464 lead oxide Inorganic materials 0.000 claims 1
- 235000012239 silicon dioxide Nutrition 0.000 claims 1
- 239000000377 silicon dioxide Substances 0.000 claims 1
- 229910021364 Al-Si alloy Inorganic materials 0.000 description 44
- 239000000203 mixture Substances 0.000 description 15
- 229910000702 sendust Inorganic materials 0.000 description 10
- 239000000463 material Substances 0.000 description 8
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 6
- 238000004544 sputter deposition Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 230000005294 ferromagnetic effect Effects 0.000 description 5
- 230000004907 flux Effects 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 229910052709 silver Inorganic materials 0.000 description 5
- 239000004332 silver Substances 0.000 description 5
- 238000005219 brazing Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000010453 quartz Substances 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000001513 hot isostatic pressing Methods 0.000 description 3
- 238000009864 tensile test Methods 0.000 description 3
- 229910001316 Ag alloy Inorganic materials 0.000 description 2
- 229910017944 Ag—Cu Inorganic materials 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910052726 zirconium Inorganic materials 0.000 description 2
- 229910018125 Al-Si Inorganic materials 0.000 description 1
- 229910018520 Al—Si Inorganic materials 0.000 description 1
- 229910000925 Cd alloy Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910001297 Zn alloy Inorganic materials 0.000 description 1
- GLRNFEKUXLEZRE-UHFFFAOYSA-N [Cd].[Cu].[Zn] Chemical compound [Cd].[Cu].[Zn] GLRNFEKUXLEZRE-UHFFFAOYSA-N 0.000 description 1
- FMBQNXLZYKGUIA-UHFFFAOYSA-N [Cd].[Zn].[Cu].[Ag] Chemical compound [Cd].[Zn].[Cu].[Ag] FMBQNXLZYKGUIA-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 230000003746 surface roughness Effects 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
- G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
- G11B5/21—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features the pole pieces being of ferrous sheet metal or other magnetic layers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17190584A JPS6150201A (ja) | 1984-08-18 | 1984-08-18 | 合金磁気ヘツドの製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17190584A JPS6150201A (ja) | 1984-08-18 | 1984-08-18 | 合金磁気ヘツドの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6150201A JPS6150201A (ja) | 1986-03-12 |
| JPH0222442B2 true JPH0222442B2 (enrdf_load_stackoverflow) | 1990-05-18 |
Family
ID=15931993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17190584A Granted JPS6150201A (ja) | 1984-08-18 | 1984-08-18 | 合金磁気ヘツドの製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6150201A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2566917B2 (ja) * | 1986-04-07 | 1996-12-25 | 株式会社東芝 | ガラス接合磁気ヘツド |
-
1984
- 1984-08-18 JP JP17190584A patent/JPS6150201A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6150201A (ja) | 1986-03-12 |
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