JPS58125221A - 磁気ヘツド - Google Patents
磁気ヘツドInfo
- Publication number
- JPS58125221A JPS58125221A JP726782A JP726782A JPS58125221A JP S58125221 A JPS58125221 A JP S58125221A JP 726782 A JP726782 A JP 726782A JP 726782 A JP726782 A JP 726782A JP S58125221 A JPS58125221 A JP S58125221A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic head
- dummy block
- core
- combination
- block
- 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
- 230000005291 magnetic effect Effects 0.000 title claims abstract description 41
- 229910052796 boron Inorganic materials 0.000 claims abstract description 23
- 239000000203 mixture Substances 0.000 claims abstract description 16
- 229910052723 transition metal Inorganic materials 0.000 claims abstract description 15
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 12
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 8
- 229910001004 magnetic alloy Inorganic materials 0.000 claims description 18
- 229910052742 iron Inorganic materials 0.000 claims description 14
- 229910052707 ruthenium Inorganic materials 0.000 claims description 11
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 10
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 230000007704 transition Effects 0.000 claims 1
- 230000007797 corrosion Effects 0.000 abstract description 10
- 238000005260 corrosion Methods 0.000 abstract description 10
- 229910045601 alloy Inorganic materials 0.000 abstract description 5
- 239000000956 alloy Substances 0.000 abstract description 5
- 238000005266 casting Methods 0.000 abstract description 3
- 150000003624 transition metals Chemical class 0.000 abstract 1
- 239000011162 core material Substances 0.000 description 32
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 24
- 230000006866 deterioration Effects 0.000 description 8
- 229910000889 permalloy Inorganic materials 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 229910052804 chromium Inorganic materials 0.000 description 6
- 230000007423 decrease Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 229910000702 sendust Inorganic materials 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 229910052752 metalloid Inorganic materials 0.000 description 3
- 150000002738 metalloids Chemical class 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003746 surface roughness Effects 0.000 description 3
- 238000004017 vitrification Methods 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000005294 ferromagnetic effect Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- 229910052726 zirconium Inorganic materials 0.000 description 2
- 229910017061 Fe Co Inorganic materials 0.000 description 1
- 229910052765 Lutetium Inorganic materials 0.000 description 1
- 229910008423 Si—B Inorganic materials 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000005307 ferromagnetism Effects 0.000 description 1
- 244000144992 flock Species 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 229910052727 yttrium 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
- G11B5/10—Structure or manufacture of housings or shields for heads
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP726782A JPS58125221A (ja) | 1982-01-20 | 1982-01-20 | 磁気ヘツド |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP726782A JPS58125221A (ja) | 1982-01-20 | 1982-01-20 | 磁気ヘツド |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58125221A true JPS58125221A (ja) | 1983-07-26 |
| JPH0150964B2 JPH0150964B2 (enrdf_load_stackoverflow) | 1989-11-01 |
Family
ID=11661249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP726782A Granted JPS58125221A (ja) | 1982-01-20 | 1982-01-20 | 磁気ヘツド |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58125221A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6428343A (en) * | 1987-07-23 | 1989-01-30 | Hitachi Metals Ltd | Alloy film for magnetic head and magnetic head using same |
-
1982
- 1982-01-20 JP JP726782A patent/JPS58125221A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6428343A (en) * | 1987-07-23 | 1989-01-30 | Hitachi Metals Ltd | Alloy film for magnetic head and magnetic head using same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0150964B2 (enrdf_load_stackoverflow) | 1989-11-01 |
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