JPS6363963B2 - - Google Patents
Info
- Publication number
- JPS6363963B2 JPS6363963B2 JP15217280A JP15217280A JPS6363963B2 JP S6363963 B2 JPS6363963 B2 JP S6363963B2 JP 15217280 A JP15217280 A JP 15217280A JP 15217280 A JP15217280 A JP 15217280A JP S6363963 B2 JPS6363963 B2 JP S6363963B2
- Authority
- JP
- Japan
- Prior art keywords
- core
- manufacturing
- magnetic head
- fine particles
- laminate
- 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
- 238000000034 method Methods 0.000 claims description 29
- 238000004519 manufacturing process Methods 0.000 claims description 20
- 238000010438 heat treatment Methods 0.000 claims description 15
- 239000010419 fine particle Substances 0.000 claims description 14
- 238000004080 punching Methods 0.000 claims description 14
- 239000000696 magnetic material Substances 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 238000010292 electrical insulation Methods 0.000 claims description 2
- 239000010409 thin film Substances 0.000 claims 2
- 239000010410 layer Substances 0.000 description 17
- 239000011248 coating agent Substances 0.000 description 14
- 238000000576 coating method Methods 0.000 description 14
- 239000011810 insulating material Substances 0.000 description 7
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
- 239000003822 epoxy resin Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910000889 permalloy Inorganic materials 0.000 description 4
- 229920000647 polyepoxide Polymers 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000035699 permeability Effects 0.000 description 3
- 229910018626 Al(OH) Inorganic materials 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 229910017089 AlO(OH) Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910019440 Mg(OH) Inorganic materials 0.000 description 1
- 101100513612 Microdochium nivale MnCO gene Proteins 0.000 description 1
- 229910004283 SiO 4 Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229910052898 antigorite Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 229910052620 chrysotile Inorganic materials 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000004070 electrodeposition Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 description 1
- 239000010954 inorganic particle Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 229910052899 lizardite Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 235000014380 magnesium carbonate Nutrition 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 229910001845 yogo sapphire 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
- G11B5/1475—Assembling or shaping of elements
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15217280A JPS5778617A (en) | 1980-10-31 | 1980-10-31 | Manfucature of core for magnetic head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15217280A JPS5778617A (en) | 1980-10-31 | 1980-10-31 | Manfucature of core for magnetic head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5778617A JPS5778617A (en) | 1982-05-17 |
| JPS6363963B2 true JPS6363963B2 (en]) | 1988-12-09 |
Family
ID=15534607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15217280A Granted JPS5778617A (en) | 1980-10-31 | 1980-10-31 | Manfucature of core for magnetic head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5778617A (en]) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57147119A (en) * | 1981-03-06 | 1982-09-10 | Canon Inc | Manufacture for magnetic core |
| JPS5860425A (ja) * | 1981-10-07 | 1983-04-09 | Canon Electronics Inc | 磁気ヘツド用コアの製造方法 |
| JPS62149009A (ja) * | 1985-12-24 | 1987-07-03 | Canon Electronics Inc | 積層コアの製造方法 |
| US7038884B1 (en) * | 2001-02-16 | 2006-05-02 | Maxtor Corporation | Flying-type disk drive slider with self-blending contact pad |
-
1980
- 1980-10-31 JP JP15217280A patent/JPS5778617A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5778617A (en) | 1982-05-17 |
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