DE69419118D1 - Magnetkopf - Google Patents

Magnetkopf

Info

Publication number
DE69419118D1
DE69419118D1 DE69419118T DE69419118T DE69419118D1 DE 69419118 D1 DE69419118 D1 DE 69419118D1 DE 69419118 T DE69419118 T DE 69419118T DE 69419118 T DE69419118 T DE 69419118T DE 69419118 D1 DE69419118 D1 DE 69419118D1
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
DE69419118T
Other languages
English (en)
Other versions
DE69419118T2 (de
Inventor
Hiroyuki Ohmori
Tetsuya Yamamoto
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 DE69419118D1 publication Critical patent/DE69419118D1/de
Application granted granted Critical
Publication of DE69419118T2 publication Critical patent/DE69419118T2/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
    • G11B5/127—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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/52—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with simultaneous movement of head and record carrier, e.g. rotation of head
    • G11B5/53—Disposition or mounting of heads on rotating support
    • 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
    • G11B5/105—Mounting of head within housing or assembling of head and housing
    • 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)
DE69419118T 1993-12-10 1994-12-09 Magnetkopf Expired - Fee Related DE69419118T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5341712A JPH07169015A (ja) 1993-12-10 1993-12-10 磁気ヘッド

Publications (2)

Publication Number Publication Date
DE69419118D1 true DE69419118D1 (de) 1999-07-22
DE69419118T2 DE69419118T2 (de) 1999-12-23

Family

ID=18348199

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69419118T Expired - Fee Related DE69419118T2 (de) 1993-12-10 1994-12-09 Magnetkopf

Country Status (7)

Country Link
US (1) US5715122A (de)
EP (1) EP0657875B1 (de)
JP (1) JPH07169015A (de)
KR (1) KR100311655B1 (de)
CN (1) CN1061155C (de)
DE (1) DE69419118T2 (de)
TW (1) TW346625B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08203030A (ja) * 1995-01-25 1996-08-09 Sony Corp 磁気ヘッド装置及びその製造方法
US5943195A (en) * 1996-04-23 1999-08-24 Matsushita Electric Industrial Co., Ltd. Magnetic head apparatus and magnetic recording apparatus using thereof
FR2781917B1 (fr) * 1998-07-28 2000-09-08 Commissariat Energie Atomique Procede de realisation collective de tetes magnetiques integrees a surface portante de hauteur determinee
JP2001093120A (ja) 1999-09-27 2001-04-06 Alps Electric Co Ltd 薄膜磁気ヘッド
JP3551099B2 (ja) * 1999-09-28 2004-08-04 日本電気株式会社 磁気テープ装置用薄膜磁気ヘッド

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4151574A (en) * 1974-05-24 1979-04-24 U.S. Philips Corporation Magnetic head using a magnetic field-sensitive element and method of manufacturing same
JPS6012686B2 (ja) * 1976-09-29 1985-04-03 株式会社日立製作所 浮動形磁気ヘツド
JPS56160014A (en) * 1980-05-15 1981-12-09 Seikosha Co Ltd Electromagnetic device
JPS5979417A (ja) * 1982-10-28 1984-05-08 Sony Corp 磁気ヘツド装置
JPS60163217A (ja) * 1984-02-02 1985-08-26 Canon Electronics Inc 磁気ヘツド
CA1249658A (en) * 1984-10-31 1989-01-31 Yorinobu Yoshisato Magnetic head and process for producing same
US4701820A (en) * 1984-11-08 1987-10-20 Eastman Kodak Company Slant gap thin-film head having first and second wedge-shaped structures
DE3776359D1 (en) * 1986-02-13 1992-03-12 Sony Corp Duennschichtmagnetkopf.
JP2569018B2 (ja) * 1986-10-20 1997-01-08 株式会社日立製作所 Ｖｔｒの薄膜磁気ヘッド装置
JPS63106910A (ja) * 1986-10-24 1988-05-12 Hitachi Ltd 薄膜磁気ヘツド
DE3717552A1 (de) * 1987-05-25 1988-12-08 Siemens Ag Schichtweise aufgebauter magnetkopf mit haupt- und hilfspol
JPH03248305A (ja) * 1990-02-26 1991-11-06 Sanyo Electric Co Ltd 磁気ヘッド
JPH0746414B2 (ja) * 1992-05-13 1995-05-17 キヤノン電子株式会社 磁気ヘッド
ATE193141T1 (de) * 1993-03-02 2000-06-15 Sony Corp Magnetkopf und verfahren für dessen herstellung

Also Published As

Publication number Publication date
DE69419118T2 (de) 1999-12-23
US5715122A (en) 1998-02-03
CN1061155C (zh) 2001-01-24
EP0657875B1 (de) 1999-06-16
EP0657875A2 (de) 1995-06-14
KR100311655B1 (ko) 2002-04-24
TW346625B (en) 1998-12-01
CN1113025A (zh) 1995-12-06
KR950020412A (ko) 1995-07-24
JPH07169015A (ja) 1995-07-04
EP0657875A3 (de) 1996-09-11

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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