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DE3381706D1 - Amorpher magnetkopf und herstellungsverfahren. - Google Patents

Amorpher magnetkopf und herstellungsverfahren.

Info

Publication number
DE3381706D1
DE3381706D1 DE8383110220T DE3381706T DE3381706D1 DE 3381706 D1 DE3381706 D1 DE 3381706D1 DE 8383110220 T DE8383110220 T DE 8383110220T DE 3381706 T DE3381706 T DE 3381706T DE 3381706 D1 DE3381706 D1 DE 3381706D1
Authority
DE
Germany
Prior art keywords
amorpher
manufacturing
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
DE8383110220T
Other languages
English (en)
Inventor
Kotaro Matsuura
Kenji Oyamada
Michio Kumakiri
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
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
Priority claimed from JP18047682A external-priority patent/JPS5968809A/ja
Priority claimed from JP19926682A external-priority patent/JPS5990220A/ja
Priority claimed from JP20658882A external-priority patent/JPS5996528A/ja
Application filed by Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Application granted granted Critical
Publication of DE3381706D1 publication Critical patent/DE3381706D1/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
    • 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
    • G11B5/1475—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
    • G11B5/10—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
DE8383110220T 1982-10-13 1983-10-13 Amorpher magnetkopf und herstellungsverfahren. Expired - Fee Related DE3381706D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP18047682A JPS5968809A (ja) 1982-10-13 1982-10-13 磁気ヘッドの製造方法
JP19926682A JPS5990220A (ja) 1982-11-12 1982-11-12 アモルフアス磁気ヘツド
JP20658882A JPS5996528A (ja) 1982-11-24 1982-11-24 アモルフアス磁気ヘツドの製造方法

Publications (1)

Publication Number Publication Date
DE3381706D1 true DE3381706D1 (de) 1990-08-09

Family

ID=27324855

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383110220T Expired - Fee Related DE3381706D1 (de) 1982-10-13 1983-10-13 Amorpher magnetkopf und herstellungsverfahren.

Country Status (2)

Country Link
EP (1) EP0106321B1 (de)
DE (1) DE3381706D1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1247737A (en) * 1984-03-16 1988-12-28 Yoshihiko Kawai Magnetic head
JPS61233405A (ja) * 1985-04-08 1986-10-17 Matsushita Electric Ind Co Ltd 磁気ヘツド
JPH05325126A (ja) * 1992-05-27 1993-12-10 Toshiba Corp 積層型磁気ヘッドおよびその製造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5451505A (en) * 1977-09-29 1979-04-23 Matsushita Electric Ind Co Ltd Production of magnetic head
JPS5538640A (en) * 1978-09-07 1980-03-18 Canon Inc Manufacture of magnetic core
JPS5671820A (en) * 1979-11-12 1981-06-15 Tdk Corp Manufacture of magnetic head
JPS57105816A (en) * 1980-12-19 1982-07-01 Sony Corp Magnetic head
JPS5888813A (ja) * 1981-11-20 1983-05-27 Sanyo Electric Co Ltd 磁気ヘツド

Also Published As

Publication number Publication date
EP0106321A2 (de) 1984-04-25
EP0106321B1 (de) 1990-07-04
EP0106321A3 (en) 1986-08-27

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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