JPS6356602B2 - - Google Patents
Info
- Publication number
- JPS6356602B2 JPS6356602B2 JP54111683A JP11168379A JPS6356602B2 JP S6356602 B2 JPS6356602 B2 JP S6356602B2 JP 54111683 A JP54111683 A JP 54111683A JP 11168379 A JP11168379 A JP 11168379A JP S6356602 B2 JPS6356602 B2 JP S6356602B2
- Authority
- JP
- Japan
- Prior art keywords
- gap
- head
- core
- erasing
- 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.)
- Expired
Links
- 230000004907 flux Effects 0.000 claims description 8
- 239000000696 magnetic material Substances 0.000 claims description 3
- 229910044991 metal oxide Inorganic materials 0.000 claims description 2
- 150000004706 metal oxides Chemical class 0.000 claims description 2
- 230000035699 permeability Effects 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims 1
- 229910000702 sendust Inorganic materials 0.000 description 16
- 229910000859 α-Fe Inorganic materials 0.000 description 13
- 239000010408 film Substances 0.000 description 12
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000005284 excitation Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000020169 heat generation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004544 sputter 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11168379A JPS5637821A (en) | 1979-09-03 | 1979-09-03 | Erasing head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11168379A JPS5637821A (en) | 1979-09-03 | 1979-09-03 | Erasing head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5637821A JPS5637821A (en) | 1981-04-11 |
| JPS6356602B2 true JPS6356602B2 (ko) | 1988-11-08 |
Family
ID=14567523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11168379A Granted JPS5637821A (en) | 1979-09-03 | 1979-09-03 | Erasing head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5637821A (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2581677B2 (ja) * | 1986-07-21 | 1997-02-12 | 株式会社島津製作所 | Ｘ線分光装置 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53116809A (en) * | 1977-03-22 | 1978-10-12 | Hitachi Ltd | Magnetic head core |
| JPS543517A (en) * | 1977-06-09 | 1979-01-11 | Sony Corp | Erasing head |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5129789Y2 (ko) * | 1971-10-23 | 1976-07-27 |
-
1979
- 1979-09-03 JP JP11168379A patent/JPS5637821A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53116809A (en) * | 1977-03-22 | 1978-10-12 | Hitachi Ltd | Magnetic head core |
| JPS543517A (en) * | 1977-06-09 | 1979-01-11 | Sony Corp | Erasing head |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5637821A (en) | 1981-04-11 |
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