KR880004430A - 복합형 자기헤드 - Google Patents
복합형 자기헤드 Download PDFInfo
- Publication number
- KR880004430A KR880004430A KR1019870003812A KR870003812A KR880004430A KR 880004430 A KR880004430 A KR 880004430A KR 1019870003812 A KR1019870003812 A KR 1019870003812A KR 870003812 A KR870003812 A KR 870003812A KR 880004430 A KR880004430 A KR 880004430A
- Authority
- KR
- South Korea
- Prior art keywords
- core
- magnetic head
- gap
- recording
- hybrid magnetic
- Prior art date
Links
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
- G11B5/265—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track
- G11B5/2652—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track with more than one gap simultaneously operative
- G11B5/2654—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track with more than one gap simultaneously operative for recording or erasing
- G11B5/2655—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track with more than one gap simultaneously operative for recording or erasing with all the gaps disposed within the track or "guard band" between tracks, e.g. with erase gaps operative on track edges, with wide erase gap followed by narrow write gap
-
- 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
- G11B5/265—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 의한 복합형 자기헤드의 일실시예를 나타낸 사시도.
제2도는 제1도의 갭부와 그 근방의 확대 평면도.
* 도면의 주요 부분에 대한 부호의 설명
11 : 센터코어 12 : 기록재생코어
13 : 소거코어 15 : 소거갭
16 : 기록재생갭 17 : 슬라이더
20 : 자기기록매체 21 : 자성막
Claims (1)
- 센터코어(11)를 기록재생코어(12)와 소거코어(13)로 양측으로 부터 협착하고, 센터코어(1l)와 기록재생코어(12)와의 공극에 기록재생갭(16)을, 센터코어(11)와 소거코어(13)와의 공극에 소거갭(15)을 각각 형성한 복합형 자기헤드에 있어서, 상기 센터코어에 비자성재를 사용하고, 이 센터코어와 양자기 코어간에 자성막(21)을 개재시켜, 상기 양갭을 그 자성막과 상기 양자기 코어의 간극에 형성한 것을 특징으로 하는 복합형 자기헤드.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP211234 | 1986-09-08 | ||
JP61211234A JPS6366707A (ja) | 1986-09-08 | 1986-09-08 | 複合型磁気ヘツド |
Publications (2)
Publication Number | Publication Date |
---|---|
KR880004430A true KR880004430A (ko) | 1988-06-07 |
KR900007494B1 KR900007494B1 (ko) | 1990-10-10 |
Family
ID=16602508
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019870003812A KR900007494B1 (ko) | 1986-09-08 | 1987-04-21 | 복합형 자기헤드 |
Country Status (3)
Country | Link |
---|---|
US (1) | US4768120A (ko) |
JP (1) | JPS6366707A (ko) |
KR (1) | KR900007494B1 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02149908A (ja) * | 1988-11-30 | 1990-06-08 | Victor Co Of Japan Ltd | ダブルアジマス磁気ヘッド |
JPH0371406A (ja) * | 1989-08-11 | 1991-03-27 | Pioneer Electron Corp | 磁気ヘッドとその製造方法 |
GB2274018B (en) * | 1990-02-16 | 1994-09-21 | Mitsubishi Electric Corp | Magnetic head |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4149204A (en) * | 1977-03-28 | 1979-04-10 | International Business Machines Corporation | Minor bit reduction on a magnetic head |
US4298899A (en) * | 1979-12-17 | 1981-11-03 | International Business Machines Corporation | Magnetic head assembly with ferrite core |
JPS5819719A (ja) * | 1981-07-27 | 1983-02-04 | Fuji Elelctrochem Co Ltd | デジタル磁気ヘツドの製造方法 |
JPS58169319A (ja) * | 1982-03-30 | 1983-10-05 | Foster Technol Kk | 磁気ヘツド |
JPS6168709A (ja) * | 1984-09-12 | 1986-04-09 | Hitachi Maxell Ltd | 複合磁気ヘツド |
DE3602654C2 (de) * | 1985-01-30 | 1997-11-27 | Mitsubishi Electric Corp | Verfahren zur Bildung einer Verbund-Magnetkopf-Stuktur und Verbund-Magnetkopf-Struktur |
-
1986
- 1986-09-08 JP JP61211234A patent/JPS6366707A/ja active Pending
-
1987
- 1987-04-21 KR KR1019870003812A patent/KR900007494B1/ko not_active IP Right Cessation
- 1987-08-03 US US07/081,307 patent/US4768120A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US4768120A (en) | 1988-08-30 |
JPS6366707A (ja) | 1988-03-25 |
KR900007494B1 (ko) | 1990-10-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
LAPS | Lapse due to unpaid annual fee |