KR850004831A - 자기 헤드 - Google Patents

자기 헤드 Download PDF

Info

Publication number
KR850004831A
KR850004831A KR1019840008544A KR840008544A KR850004831A KR 850004831 A KR850004831 A KR 850004831A KR 1019840008544 A KR1019840008544 A KR 1019840008544A KR 840008544 A KR840008544 A KR 840008544A KR 850004831 A KR850004831 A KR 850004831A
Authority
KR
South Korea
Prior art keywords
thin film
metal thin
magnetic head
magnetic
ferromagnetic metal
Prior art date
Application number
KR1019840008544A
Other languages
English (en)
Other versions
KR930002481B1 (ko
Inventor
도미오 고바야시
Original Assignee
소니 가부시끼 가이샤
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 가부시끼 가이샤 filed Critical 소니 가부시끼 가이샤
Publication of KR850004831A publication Critical patent/KR850004831A/ko
Application granted granted Critical
Publication of KR930002481B1 publication Critical patent/KR930002481B1/ko

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
    • G11B5/187—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
    • 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
    • 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
    • G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3109—Details
    • G11B5/3116—Shaping of layers, poles or gaps for improving the form of the electrical signal transduced, e.g. for shielding, contour effect, equalizing, side flux fringing, cross talk reduction between heads or between heads and information tracks
    • 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
    • G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3163—Fabrication methods or processes specially adapted for a particular head structure, e.g. using base layers for electroplating, using functional layers for masking, using energy or particle beams for shaping the structure or modifying the properties of the basic layers

Abstract

내용 없음

Description

자기 헤드
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제13도는 본 발명의 일실시예의 자기 헤드의 사시도.
제14, 제21도는 제13도의 자기 헤드를 제작하는 공정을 순서대로 나타낸 사시도.

Claims (1)

  1. 강자성 산화물로 된 자기코어 반쪽체쌍의 접합면이 진공 박막 형성 기술에 의해 강자성 금속 박막을 형성하고, 이 자기 코어 반쪽체 쌍을 맞추어서 자기 갭을 형성하여 이루어진 자기헤드에 있어서, 자기갭 형하면과, 강자성 금속 박막 형성면이 소요각도로 경사져 있고, 상기 강자성 금속 박막에서만 자기갭을 형성하고, 상기 감자성 금속 박막이 한 평면상에 형성되어 있는 것을 특징으로 하는 자기헤드.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019840008544A 1983-12-30 1984-12-29 자기 헤드 KR930002481B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP58250988A JPS60229210A (ja) 1983-12-30 1983-12-30 磁気ヘツド
JP250988 1983-12-30

Publications (2)

Publication Number Publication Date
KR850004831A true KR850004831A (ko) 1985-07-27
KR930002481B1 KR930002481B1 (ko) 1993-04-02

Family

ID=17215993

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019840008544A KR930002481B1 (ko) 1983-12-30 1984-12-29 자기 헤드

Country Status (3)

Country Link
US (1) US4755899A (ko)
JP (1) JPS60229210A (ko)
KR (1) KR930002481B1 (ko)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62145516A (ja) * 1985-12-19 1987-06-29 Sony Corp 磁気ヘツド
DE3628950A1 (de) * 1986-08-26 1988-03-03 Grundig Emv Verfahren zur herstellung eines magnetkopfes
JPS63146202A (ja) * 1986-12-09 1988-06-18 Canon Electronics Inc 磁気ヘツド及びその製造方法
JP2513205B2 (ja) * 1987-02-04 1996-07-03 ソニー株式会社 複合磁気ヘツド
US5007158A (en) * 1988-02-09 1991-04-16 Sanyo Electric Co., Ltd. Method of manufacturing magnetic heads
US5038242A (en) * 1988-05-13 1991-08-06 Citizen Watch Co., Ltd. Magnetic head containing a barrier layer
US5029032A (en) * 1988-10-19 1991-07-02 Tdk Corporation Magnetic head for high density recording
US5208965A (en) * 1989-01-17 1993-05-11 Victor Company Of Japan, Ltd. Method for producing magnetic head having track regulation grooves formed at tape sliding surface
JP2759271B2 (ja) * 1989-01-17 1998-05-28 日本ビクター株式会社 磁気ヘッドとその製造方法
US5001589A (en) * 1989-05-31 1991-03-19 Seagate Technology, Inc. Tungsten and tantalum diffusion barriers for Metal-In-Gap magnetic heads
JPH03259407A (ja) * 1990-02-07 1991-11-19 Mitsubishi Electric Corp 複合型磁気ヘッド
US5086360A (en) * 1990-09-06 1992-02-04 Applied Magnetics Corporation Constant flying height slider
US5423116A (en) * 1993-07-21 1995-06-13 Storage Technology Corporation Method of manufacturing a multi-track longitudinal, metal-in-gap head
US5394285A (en) * 1993-07-21 1995-02-28 Storage Technology Corporation Multi-track longitudinal, metal-in-gap head
JP2961034B2 (ja) * 1993-09-16 1999-10-12 アルプス電気株式会社 磁気ヘッド
US5594608A (en) * 1994-06-22 1997-01-14 Storage Technology Corporation Magnetic tape head with a high saturation flux density magnetic pole interposed between a nonmagnetic closure section and a magnetic ferrite substrate
KR100709288B1 (ko) * 2005-07-29 2007-04-19 한국과학기술연구원 수직 자기 이방성이 우수한 ＣｏＰｔＰ 합금 박막 및 그 제조 방법
US20110238177A1 (en) * 2010-03-25 2011-09-29 Joseph Anthony Farco Biomechatronic Device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL263324A (ko) * 1961-04-07
JPS43195Y1 (ko) * 1964-12-29 1968-01-08
JPS55117723A (en) * 1979-02-28 1980-09-10 Sony Corp Magnetic head
JPS56124112A (en) * 1980-03-06 1981-09-29 Matsushita Electric Ind Co Ltd Magnetic head
JPS56169214A (en) * 1980-06-02 1981-12-25 Nippon Hoso Kyokai <Nhk> Magnetic head
JPS5715217A (en) * 1980-06-30 1982-01-26 Hitachi Ltd Magnetic head and its manufacture
JPS57189323A (en) * 1981-05-18 1982-11-20 Hitachi Ltd Composite magnetic head and its manufacture
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
JPS58175122A (ja) * 1982-04-07 1983-10-14 Hitachi Ltd 磁気ヘッドおよびその製造方法
JPS59142716A (ja) * 1983-02-04 1984-08-16 Hitachi Ltd 磁気ヘツドおよびその製造方法

Also Published As

Publication number Publication date
KR930002481B1 (ko) 1993-04-02
JPS60229210A (ja) 1985-11-14
US4755899A (en) 1988-07-05
JPH0546010B2 (ko) 1993-07-12

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A201 Request for examination
E902 Notification of reason for refusal
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
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Payment date: 20040319

Year of fee payment: 12

EXPY Expiration of term