JPH0156446B2 - - Google Patents
Info
- Publication number
- JPH0156446B2 JPH0156446B2 JP3971582A JP3971582A JPH0156446B2 JP H0156446 B2 JPH0156446 B2 JP H0156446B2 JP 3971582 A JP3971582 A JP 3971582A JP 3971582 A JP3971582 A JP 3971582A JP H0156446 B2 JPH0156446 B2 JP H0156446B2
- Authority
- JP
- Japan
- Prior art keywords
- core
- front core
- resin
- back core
- magnetic head
- 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
- 239000011347 resin Substances 0.000 claims description 27
- 229920005989 resin Polymers 0.000 claims description 27
- 238000004519 manufacturing process Methods 0.000 claims description 15
- 238000000465 moulding Methods 0.000 claims description 12
- 238000001746 injection moulding Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000004743 Polypropylene Substances 0.000 description 4
- -1 polypropylene Polymers 0.000 description 4
- 229920001155 polypropylene Polymers 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000002788 crimping Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 239000011800 void 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
- G11B5/10—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 |
---|---|---|---|
JP3971582A JPS58158009A (ja) | 1982-03-13 | 1982-03-13 | 磁気ヘツドおよびその製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3971582A JPS58158009A (ja) | 1982-03-13 | 1982-03-13 | 磁気ヘツドおよびその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58158009A JPS58158009A (ja) | 1983-09-20 |
JPH0156446B2 true JPH0156446B2 (en]) | 1989-11-30 |
Family
ID=12560679
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3971582A Granted JPS58158009A (ja) | 1982-03-13 | 1982-03-13 | 磁気ヘツドおよびその製造方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58158009A (en]) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2509900Y2 (ja) * | 1985-05-27 | 1996-09-04 | 松下電器産業株式会社 | 永久磁石型消去ヘツド |
JPH0691223B2 (ja) * | 1987-07-06 | 1994-11-14 | 三菱電機株式会社 | Rom装置及びその形成方法 |
-
1982
- 1982-03-13 JP JP3971582A patent/JPS58158009A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58158009A (ja) | 1983-09-20 |
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