JPH03691B2 - - Google Patents
Info
- Publication number
- JPH03691B2 JPH03691B2 JP20689481A JP20689481A JPH03691B2 JP H03691 B2 JPH03691 B2 JP H03691B2 JP 20689481 A JP20689481 A JP 20689481A JP 20689481 A JP20689481 A JP 20689481A JP H03691 B2 JPH03691 B2 JP H03691B2
- Authority
- JP
- Japan
- Prior art keywords
- glass
- notch
- wear resistance
- magnetic
- filled
- 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
- 239000011521 glass Substances 0.000 claims description 10
- 239000011162 core material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000005530 etching Methods 0.000 claims 1
- 238000010884 ion-beam technique Methods 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000696 magnetic material Substances 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
- G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
- G11B5/1871—Shaping or contouring of the transducing or guiding surface
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20689481A JPS58111122A (ja) | 1981-12-23 | 1981-12-23 | 磁気ヘツドの製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20689481A JPS58111122A (ja) | 1981-12-23 | 1981-12-23 | 磁気ヘツドの製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58111122A JPS58111122A (ja) | 1983-07-02 |
JPH03691B2 true JPH03691B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-01-08 |
Family
ID=16530812
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP20689481A Granted JPS58111122A (ja) | 1981-12-23 | 1981-12-23 | 磁気ヘツドの製造方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58111122A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6276018A (ja) * | 1985-09-30 | 1987-04-08 | Tohoku Metal Ind Ltd | コンポジツト型磁気ヘツドの製造方法 |
-
1981
- 1981-12-23 JP JP20689481A patent/JPS58111122A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58111122A (ja) | 1983-07-02 |