KR930002393B1 - 자기헤드 - Google Patents

자기헤드 Download PDF

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Publication number
KR930002393B1
KR930002393B1 KR1019850002622A KR850002622A KR930002393B1 KR 930002393 B1 KR930002393 B1 KR 930002393B1 KR 1019850002622 A KR1019850002622 A KR 1019850002622A KR 850002622 A KR850002622 A KR 850002622A KR 930002393 B1 KR930002393 B1 KR 930002393B1
Authority
KR
South Korea
Prior art keywords
magnetic
metal thin
magnetic head
nonmagnetic
thin film
Prior art date
Application number
KR1019850002622A
Other languages
English (en)
Korean (ko)
Other versions
KR860000629A (ko
Inventor
마꼬또 구보따
다쯔오 구무라
Original Assignee
소니 가부시끼가이샤
오오가 노리오
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 소니 가부시끼가이샤, 오오가 노리오 filed Critical 소니 가부시끼가이샤
Publication of KR860000629A publication Critical patent/KR860000629A/ko
Application granted granted Critical
Publication of KR930002393B1 publication Critical patent/KR930002393B1/ko

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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
    • 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
    • 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
    • G11B5/1875—"Composite" pole pieces, i.e. poles composed in some parts of magnetic particles and in some other parts of magnetic metal layers
    • G11B5/1877—"Composite" pole pieces, i.e. poles composed in some parts of magnetic particles and in some other parts of magnetic metal layers including at least one magnetic thin film
    • G11B5/1878—"Composite" pole pieces, i.e. poles composed in some parts of magnetic particles and in some other parts of magnetic metal layers including at least one magnetic thin film disposed immediately adjacent to the transducing gap, e.g. "Metal-In-Gap" structure

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
KR1019850002622A 1984-06-18 1985-04-18 자기헤드 KR930002393B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP124805 1984-06-18
JP59124805A JPS613311A (ja) 1984-06-18 1984-06-18 磁気ヘツド

Publications (2)

Publication Number Publication Date
KR860000629A KR860000629A (ko) 1986-01-29
KR930002393B1 true KR930002393B1 (ko) 1993-03-30

Family

ID=14894556

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850002622A KR930002393B1 (ko) 1984-06-18 1985-04-18 자기헤드

Country Status (3)

Country Link
JP (1) JPS613311A (US07534539-20090519-C00280.png)
KR (1) KR930002393B1 (US07534539-20090519-C00280.png)
CA (1) CA1234626A (US07534539-20090519-C00280.png)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62117706U (US07534539-20090519-C00280.png) * 1986-01-17 1987-07-27
JP2535819B2 (ja) * 1986-01-21 1996-09-18 ソニー株式会社 薄膜磁気ヘッドの製造方法
JPH0772926B2 (ja) * 1986-02-12 1995-08-02 ソニー株式会社 磁気ヘツドの製造方法
JPS644905A (en) * 1987-06-29 1989-01-10 Sony Corp Composite magnetic head
JPH01155509A (ja) * 1987-12-14 1989-06-19 Alps Electric Co Ltd 磁気ヘッド
JPH01177406U (US07534539-20090519-C00280.png) * 1988-05-31 1989-12-19
JPH02141911A (ja) * 1988-11-22 1990-05-31 Tdk Corp 磁気ヘッド
JPH02192006A (ja) * 1988-11-30 1990-07-27 Mitsumi Electric Co Ltd 磁気ヘッドとその製造方法
US5328583A (en) * 1991-11-05 1994-07-12 Canon Kabushiki Kaisha Sputtering apparatus and process for forming lamination film employing the apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55129921A (en) * 1980-02-06 1980-10-08 Nippon Gakki Seizo Kk Production of magnetic core
JPS56169214A (en) * 1980-06-02 1981-12-25 Nippon Hoso Kyokai <Nhk> Magnetic head
JPS58155513A (ja) * 1982-03-10 1983-09-16 Hitachi Ltd 複合型磁気ヘツドおよびその製造方法

Also Published As

Publication number Publication date
JPH0475566B2 (US07534539-20090519-C00280.png) 1992-12-01
CA1234626A (en) 1988-03-29
JPS613311A (ja) 1986-01-09
KR860000629A (ko) 1986-01-29

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