FR2610443B1 - Tete magnetique - Google Patents

Tete magnetique

Info

Publication number
FR2610443B1
FR2610443B1 FR8801314A FR8801314A FR2610443B1 FR 2610443 B1 FR2610443 B1 FR 2610443B1 FR 8801314 A FR8801314 A FR 8801314A FR 8801314 A FR8801314 A FR 8801314A FR 2610443 B1 FR2610443 B1 FR 2610443B1
Authority
FR
France
Prior art keywords
magnetic head
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 - Lifetime
Application number
FR8801314A
Other languages
English (en)
Other versions
FR2610443A1 (fr
Inventor
Tatsuo Kumura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of FR2610443A1 publication Critical patent/FR2610443A1/fr
Application granted granted Critical
Publication of FR2610443B1 publication Critical patent/FR2610443B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
FR8801314A 1987-02-04 1988-02-04 Tete magnetique Expired - Lifetime FR2610443B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62023992A JP2513205B2 (ja) 1987-02-04 1987-02-04 複合磁気ヘツド

Publications (2)

Publication Number Publication Date
FR2610443A1 FR2610443A1 (fr) 1988-08-05
FR2610443B1 true FR2610443B1 (fr) 1995-09-01

Family

ID=12126074

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8801314A Expired - Lifetime FR2610443B1 (fr) 1987-02-04 1988-02-04 Tete magnetique

Country Status (6)

Country Link
US (1) US4953050A (fr)
JP (1) JP2513205B2 (fr)
KR (1) KR960016492B1 (fr)
DE (1) DE3803303C2 (fr)
FR (1) FR2610443B1 (fr)
GB (1) GB2202078B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3934284C2 (de) * 1988-10-13 1994-06-16 Canon Denshi Kk Magnetkopf
JP2635402B2 (ja) * 1988-11-02 1997-07-30 アルプス電気株式会社 軟磁性合金膜
NL8900107A (nl) * 1989-01-18 1990-08-16 Philips Nv Magneetkop alsmede werkwijze voor het vervaardigen van de magneetkop.
US5137750A (en) * 1990-11-06 1992-08-11 Seagate Technology, Inc. Method of making a thin film head with contoured pole face edges for undershoot reduction
EP0531514B1 (fr) * 1991-03-25 1996-08-28 Eastman Kodak Company Tete magnetique pour enregistrement a haute frequence et a haute densite
KR0130192B1 (ko) * 1992-01-16 1998-04-17 가다오까 마사다까 자기헤드 및 그 제조방법
JPH06203323A (ja) * 1992-06-16 1994-07-22 Samsung Electro Mech Co Ltd 磁気ヘッド及びその製造方法
KR0129105B1 (ko) * 1993-01-08 1998-04-18 월리엄 티. 엘리스 종방향 기록을 위한 일체형 트랜스듀서-서스펜션 어셈블리의 제조 방법
US5411813A (en) * 1993-04-08 1995-05-02 Eastman Kodak Company Ferhgasi soft magnetic materials for inductive magnetic heads
JPH08171712A (ja) * 1994-08-26 1996-07-02 Aiwa Co Ltd 側面露出型薄膜磁気ヘッド並びにその製造方法
US5801909A (en) * 1994-08-26 1998-09-01 Aiwa Research And Development, Inc. Thin film magnetic head including durable wear layer and non-magnetic gap structures
US6069015A (en) * 1996-05-20 2000-05-30 Aiwa Research And Development, Inc. Method of fabricating thin film magnetic head including durable wear layer and non-magnetic gap structure
US20060042938A1 (en) * 2004-09-01 2006-03-02 Heraeus, Inc. Sputter target material for improved magnetic layer
US20060286414A1 (en) * 2005-06-15 2006-12-21 Heraeus, Inc. Enhanced oxide-containing sputter target alloy compositions
US20070253103A1 (en) * 2006-04-27 2007-11-01 Heraeus, Inc. Soft magnetic underlayer in magnetic media and soft magnetic alloy based sputter target
US8547665B2 (en) * 2008-01-03 2013-10-01 International Business Machines Corporation Magnetic head having a material formed in one or more recesses extending into the media support surface of at least one of the substrate and the closure

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57145963A (en) * 1981-03-04 1982-09-09 Hitachi Metals Ltd Material for magnetic head and its manufacture
JPS58105422A (ja) * 1981-12-17 1983-06-23 Sony Corp 磁気ヘツド
JPS59207415A (ja) * 1983-05-11 1984-11-24 Hitachi Ltd 複合型磁気ヘツドおよびその製造方法
JPS60229210A (ja) * 1983-12-30 1985-11-14 Sony Corp 磁気ヘツド
CA1236212A (fr) * 1983-12-30 1988-05-03 Heikichi Sato Tete de transducteur magnetique a couche mince inclinee
NL8400140A (nl) * 1984-01-17 1985-08-16 Philips Nv Magneetkop.
JPS61174349A (ja) * 1985-01-30 1986-08-06 Res Inst Electric Magnetic Alloys 耐摩耗性高透磁率合金およびその製造法ならびに磁気記録再生ヘツド
DE3681056D1 (de) * 1985-04-11 1991-10-02 Sony Corp Weichmagnetischer duenner film.
JPH0789527B2 (ja) * 1985-10-31 1995-09-27 ソニー株式会社 結晶質軟磁性薄膜
JPH0746653B2 (ja) * 1985-10-01 1995-05-17 ソニー株式会社 結晶質軟磁性薄膜
JPH0789524B2 (ja) * 1985-04-11 1995-09-27 ソニー株式会社 磁気ヘッド用軟磁性薄膜
JPH0744107B2 (ja) * 1985-10-16 1995-05-15 ソニー株式会社 軟磁性薄膜
JPH0828297B2 (ja) * 1985-10-31 1996-03-21 ソニー株式会社 軟磁性薄膜
JPH0785291B2 (ja) * 1986-07-07 1995-09-13 ソニー株式会社 磁気ヘツド

Also Published As

Publication number Publication date
GB8802394D0 (en) 1988-03-02
GB2202078A (en) 1988-09-14
GB2202078B (en) 1991-05-08
JP2513205B2 (ja) 1996-07-03
KR960016492B1 (en) 1996-12-12
FR2610443A1 (fr) 1988-08-05
JPS63191310A (ja) 1988-08-08
DE3803303A1 (de) 1988-08-18
US4953050A (en) 1990-08-28
DE3803303C2 (de) 2000-08-17

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