JPS6025011A - 磁気ヘツド - Google Patents
磁気ヘツドInfo
- Publication number
- JPS6025011A JPS6025011A JP13290883A JP13290883A JPS6025011A JP S6025011 A JPS6025011 A JP S6025011A JP 13290883 A JP13290883 A JP 13290883A JP 13290883 A JP13290883 A JP 13290883A JP S6025011 A JPS6025011 A JP S6025011A
- Authority
- JP
- Japan
- Prior art keywords
- core
- magnetic head
- phase particles
- head according
- 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
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 139
- 239000000956 alloy Substances 0.000 claims abstract description 139
- 239000002245 particle Substances 0.000 claims abstract description 99
- 239000011159 matrix material Substances 0.000 claims abstract description 47
- 230000004907 flux Effects 0.000 claims abstract description 15
- 239000002131 composite material Substances 0.000 claims abstract description 9
- 239000000696 magnetic material Substances 0.000 claims abstract description 8
- 230000035699 permeability Effects 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 61
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 33
- 238000002347 injection Methods 0.000 claims description 15
- 239000007924 injection Substances 0.000 claims description 15
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical group [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 13
- 229910052742 iron Inorganic materials 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- 239000011261 inert gas Substances 0.000 claims description 10
- -1 iron-silicon-aluminum Chemical compound 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 7
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910000808 amorphous metal alloy Inorganic materials 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 239000010941 cobalt Substances 0.000 claims description 4
- 229910017052 cobalt Inorganic materials 0.000 claims description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000000155 melt Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 239000010953 base metal Substances 0.000 claims description 2
- 150000004767 nitrides Chemical class 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- 229910000838 Al alloy Inorganic materials 0.000 claims 2
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims 2
- 229910000423 chromium oxide Inorganic materials 0.000 claims 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 230000005389 magnetism Effects 0.000 claims 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims 1
- 239000010937 tungsten Substances 0.000 claims 1
- 238000009826 distribution Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 229910002796 Si–Al Inorganic materials 0.000 abstract 2
- 229910008423 Si—B Inorganic materials 0.000 abstract 1
- 239000012071 phase Substances 0.000 description 95
- 239000011162 core material Substances 0.000 description 85
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 26
- 239000000843 powder Substances 0.000 description 25
- 239000007789 gas Substances 0.000 description 16
- 239000006185 dispersion Substances 0.000 description 15
- 238000000034 method Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 14
- 229910052786 argon Inorganic materials 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 13
- 238000002844 melting Methods 0.000 description 13
- 230000008018 melting Effects 0.000 description 13
- 230000008859 change Effects 0.000 description 11
- 238000005096 rolling process Methods 0.000 description 11
- 229910000521 B alloy Inorganic materials 0.000 description 10
- 238000002441 X-ray diffraction Methods 0.000 description 7
- 239000007791 liquid phase Substances 0.000 description 7
- 239000011148 porous material Substances 0.000 description 7
- 229910000702 sendust Inorganic materials 0.000 description 7
- 235000016027 Persea schiedeana Nutrition 0.000 description 6
- 244000261838 Persea schiedeana Species 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 238000010791 quenching Methods 0.000 description 6
- 238000004626 scanning electron microscopy Methods 0.000 description 6
- 239000007790 solid phase Substances 0.000 description 6
- 238000009736 wetting Methods 0.000 description 6
- 239000002609 medium Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- 230000005501 phase interface Effects 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 229910044991 metal oxide Inorganic materials 0.000 description 3
- 150000004706 metal oxides Chemical class 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 229910001093 Zr alloy Inorganic materials 0.000 description 2
- DUQYSTURAMVZKS-UHFFFAOYSA-N [Si].[B].[Ni] Chemical compound [Si].[B].[Ni] DUQYSTURAMVZKS-UHFFFAOYSA-N 0.000 description 2
- 229910001566 austenite Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- XTYUEDCPRIMJNG-UHFFFAOYSA-N copper zirconium Chemical compound [Cu].[Zr] XTYUEDCPRIMJNG-UHFFFAOYSA-N 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000010955 niobium Substances 0.000 description 2
- 238000007750 plasma spraying Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 229910001339 C alloy Inorganic materials 0.000 description 1
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 229910001313 Cobalt-iron alloy Inorganic materials 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910017985 Cu—Zr Inorganic materials 0.000 description 1
- 229910001374 Invar Inorganic materials 0.000 description 1
- 229910001182 Mo alloy Inorganic materials 0.000 description 1
- 229910017263 Mo—C Inorganic materials 0.000 description 1
- 229910001257 Nb alloy Inorganic materials 0.000 description 1
- 229910000676 Si alloy Inorganic materials 0.000 description 1
- PLTQPKCIFSALFX-UHFFFAOYSA-N [B].[Nb].[Co] Chemical compound [B].[Nb].[Co] PLTQPKCIFSALFX-UHFFFAOYSA-N 0.000 description 1
- CZCQHARMSPTQNB-UHFFFAOYSA-N [B].[Si].[Fe].[Co] Chemical compound [B].[Si].[Fe].[Co] CZCQHARMSPTQNB-UHFFFAOYSA-N 0.000 description 1
- NHJPOWMUHUATOK-UHFFFAOYSA-N [Mo].[Fe].[C] Chemical compound [Mo].[Fe].[C] NHJPOWMUHUATOK-UHFFFAOYSA-N 0.000 description 1
- NFCWKPUNMWPHLM-UHFFFAOYSA-N [Si].[B].[Fe] Chemical compound [Si].[B].[Fe] NFCWKPUNMWPHLM-UHFFFAOYSA-N 0.000 description 1
- SNOHQTIZSOMVRD-UHFFFAOYSA-N [Si].[Nb].[Cu].[Fe] Chemical compound [Si].[Nb].[Cu].[Fe] SNOHQTIZSOMVRD-UHFFFAOYSA-N 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- HGHPQUIZVKPZEU-UHFFFAOYSA-N boranylidynezirconium Chemical compound [B].[Zr] HGHPQUIZVKPZEU-UHFFFAOYSA-N 0.000 description 1
- ZDVYABSQRRRIOJ-UHFFFAOYSA-N boron;iron Chemical compound [Fe]#B ZDVYABSQRRRIOJ-UHFFFAOYSA-N 0.000 description 1
- 235000019402 calcium peroxide Nutrition 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 1
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000002612 dispersion medium Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- DSMZRNNAYQIMOM-UHFFFAOYSA-N iron molybdenum Chemical compound [Fe].[Fe].[Mo] DSMZRNNAYQIMOM-UHFFFAOYSA-N 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- LIZIAPBBPRPPLV-UHFFFAOYSA-N niobium silicon Chemical compound [Si].[Nb] LIZIAPBBPRPPLV-UHFFFAOYSA-N 0.000 description 1
- GFUGMBIZUXZOAF-UHFFFAOYSA-N niobium zirconium Chemical compound [Zr].[Nb] GFUGMBIZUXZOAF-UHFFFAOYSA-N 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000011882 ultra-fine particle 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
- G11B5/147—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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13290883A JPS6025011A (ja) | 1983-07-22 | 1983-07-22 | 磁気ヘツド |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13290883A JPS6025011A (ja) | 1983-07-22 | 1983-07-22 | 磁気ヘツド |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6025011A true JPS6025011A (ja) | 1985-02-07 |
| JPH0325845B2 JPH0325845B2 (enExample) | 1991-04-09 |
Family
ID=15092336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13290883A Granted JPS6025011A (ja) | 1983-07-22 | 1983-07-22 | 磁気ヘツド |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6025011A (enExample) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5619A (en) * | 1979-06-11 | 1981-01-06 | Canon Inc | Magnetic head |
| JPS5635128U (enExample) * | 1979-08-28 | 1981-04-06 |
-
1983
- 1983-07-22 JP JP13290883A patent/JPS6025011A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5619A (en) * | 1979-06-11 | 1981-01-06 | Canon Inc | Magnetic head |
| JPS5635128U (enExample) * | 1979-08-28 | 1981-04-06 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0325845B2 (enExample) | 1991-04-09 |
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