DE69418993D1 - Magnetkopf - Google Patents

Magnetkopf

Info

Publication number
DE69418993D1
DE69418993D1 DE69418993T DE69418993T DE69418993D1 DE 69418993 D1 DE69418993 D1 DE 69418993D1 DE 69418993 T DE69418993 T DE 69418993T DE 69418993 T DE69418993 T DE 69418993T DE 69418993 D1 DE69418993 D1 DE 69418993D1
Authority
DE
Germany
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 - Fee Related
Application number
DE69418993T
Other languages
English (en)
Other versions
DE69418993T2 (de
Inventor
Tetsuya Yamamoto
Hiroyuki Ohmori
Yasunari Sugiyama
Mitsuharu Shouji
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 DE69418993D1 publication Critical patent/DE69418993D1/de
Application granted granted Critical
Publication of DE69418993T2 publication Critical patent/DE69418993T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B5/10—Structure or manufacture of housings or shields for heads
    • 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
    • G11B5/1272—Assembling or shaping of elements
    • 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
    • G11B5/147—Structure or manufacture of heads, e.g. inductive with cores being composed of metal sheets, i.e. laminated cores with cores composed of isolated magnetic layers, e.g. sheets
    • 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
    • G11B5/17—Construction or disposition of windings

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
DE69418993T 1993-12-29 1994-12-29 Magnetkopf Expired - Fee Related DE69418993T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP35162893A JP3463759B2 (ja) 1993-12-29 1993-12-29 磁気ヘッド及びその製造方法

Publications (2)

Publication Number Publication Date
DE69418993D1 true DE69418993D1 (de) 1999-07-15
DE69418993T2 DE69418993T2 (de) 1999-12-02

Family

ID=18418545

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69418993T Expired - Fee Related DE69418993T2 (de) 1993-12-29 1994-12-29 Magnetkopf

Country Status (8)

Country Link
US (1) US5734534A (de)
EP (1) EP0661691B1 (de)
JP (1) JP3463759B2 (de)
KR (1) KR100280836B1 (de)
CN (1) CN1069773C (de)
DE (1) DE69418993T2 (de)
MY (1) MY112887A (de)
TW (1) TW353749B (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10302219A (ja) * 1997-04-30 1998-11-13 Fujitsu Ltd 薄膜磁気ヘッドおよび製造方法
US6246541B1 (en) * 1998-05-29 2001-06-12 Hitachi Metals, Ltd. Thin film magnetic head with reduced magnetic gap by incorporating coil conductors with convex surfaces
JP2000011323A (ja) * 1998-06-16 2000-01-14 Hitachi Metals Ltd 薄膜磁気ヘッド
JP3149851B2 (ja) * 1998-07-10 2001-03-26 日立金属株式会社 薄膜磁気ヘッド
JP2000048319A (ja) * 1998-07-30 2000-02-18 Tdk Corp 薄膜磁気ヘッド及びその製造方法
US6400526B2 (en) 1999-05-26 2002-06-04 Read-Rite Corporation Advanced writer for chip-on-load beam
US6441994B1 (en) * 1999-07-15 2002-08-27 Seagate Technology Llc High frequency response writer with recessed shared pole and vertical coils
US6452742B1 (en) 1999-09-02 2002-09-17 Read-Rite Corporation Thin film write having reduced resistance conductor coil partially recessed within middle coat insulation
US6496330B1 (en) 1999-09-09 2002-12-17 Read-Rite Corporation Magnetic write head having a splitcoil structure
US6515826B1 (en) * 2000-08-14 2003-02-04 International Business Machines Corporation Magnetic head induction coil fabrication method utilizing aspect ratio dependent etching
US6507456B1 (en) 2000-08-30 2003-01-14 International Business Machines Corporation Dual coil and lead connections fabricated by image transfer and selective etch
US7334717B2 (en) * 2001-10-05 2008-02-26 Tyco Healthcare Group Lp Surgical fastener applying apparatus
ES2529325T3 (es) * 2001-10-05 2015-02-19 Covidien Lp Método de ajuste de aparato de grapado quirúrgico
EP1503671B1 (de) * 2002-05-10 2006-10-11 Tyco Healthcare Group Lp Gerät zum setzen von wundklammern sowie wunddichtungsmasse
JP2004071113A (ja) * 2002-08-09 2004-03-04 Fujitsu Ltd 薄膜磁気ヘッド
JP3691833B2 (ja) * 2003-07-28 2005-09-07 株式会社Ｎｅｏｍａｘ 薄膜磁気ヘッド用基板およびその製造方法
US7296722B2 (en) * 2003-10-17 2007-11-20 Tyco Healthcare Group Lp Surgical fastener applying apparatus with controlled beam deflection
CN115116486A (zh) * 2018-03-30 2022-09-27 Hoya株式会社 退火处理用板材、退火处理用板材的制造方法以及基板的制造方法
CN114080088B (zh) * 2020-08-10 2024-05-31 鹏鼎控股(深圳)股份有限公司 电路板及其制备方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7315367A (de) * 1972-11-27 1974-05-29
JPS622733Y2 (de) * 1978-09-11 1987-01-22
JPS5584016A (en) * 1978-12-19 1980-06-24 Sony Corp Magnetic head and its manufacture
JPS5644119A (en) * 1979-09-19 1981-04-23 Hitachi Ltd Magnetic head
US4719527A (en) * 1984-10-31 1988-01-12 Sanyo Electric Co., Ltd. Composite magnetic head having accurately aligned gaps
US4738021A (en) * 1984-11-08 1988-04-19 Eastman Kodak Company Method of making a slant gap thin-film head
DE3776359D1 (en) * 1986-02-13 1992-03-12 Sony Corp Duennschichtmagnetkopf.
JPS6339114A (ja) * 1986-08-01 1988-02-19 Matsushita Electric Ind Co Ltd 薄膜磁気ヘツドの製造方法
JP2633907B2 (ja) * 1988-05-11 1997-07-23 株式会社日立製作所 磁気ヘッドおよびその製造方法
JP2600808B2 (ja) * 1988-06-16 1997-04-16 三菱電機株式会社 薄膜磁気ヘッド
JPH0227508A (ja) * 1988-07-14 1990-01-30 Sony Corp 薄膜磁気ヘッドの製造方法
JPH0377360A (ja) * 1989-08-18 1991-04-02 Mitsubishi Electric Corp 半導体装置
JPH03248305A (ja) * 1990-02-26 1991-11-06 Sanyo Electric Co Ltd 磁気ヘッド
JPH0438606A (ja) * 1990-05-31 1992-02-07 Sanyo Electric Co Ltd 積層型磁気ヘッド及びその製造方法

Also Published As

Publication number Publication date
EP0661691A2 (de) 1995-07-05
TW353749B (en) 1999-03-01
US5734534A (en) 1998-03-31
CN1118100A (zh) 1996-03-06
EP0661691B1 (de) 1999-06-09
EP0661691A3 (de) 1996-09-04
MY112887A (en) 2001-10-31
JP3463759B2 (ja) 2003-11-05
JPH07201010A (ja) 1995-08-04
CN1069773C (zh) 2001-08-15
DE69418993T2 (de) 1999-12-02
KR100280836B1 (ko) 2001-03-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee