DE3414942A1 - Magnetkopf-kern und verfahren zu seiner herstellung - Google Patents

Magnetkopf-kern und verfahren zu seiner herstellung

Info

Publication number
DE3414942A1
DE3414942A1 DE19843414942 DE3414942A DE3414942A1 DE 3414942 A1 DE3414942 A1 DE 3414942A1 DE 19843414942 DE19843414942 DE 19843414942 DE 3414942 A DE3414942 A DE 3414942A DE 3414942 A1 DE3414942 A1 DE 3414942A1
Authority
DE
Germany
Prior art keywords
alloy
magnetic head
head core
strand
recording medium
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.)
Granted
Application number
DE19843414942
Other languages
German (de)
English (en)
Other versions
DE3414942C2 (https=
Inventor
Atsushi Tokio/Tokyo Oguchi
Minoru Yokohama Kanagawa Otaguchi
Yasuo Urawa Saitama Yamada
Kiyotaka Kumagaya Saitama Yamauchi
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.)
National Institute for Materials Science
Proterial Ltd
Original Assignee
Hitachi Metals Ltd
National Research Institute for Metals
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 JP58067740A external-priority patent/JPS59193245A/ja
Priority claimed from JP58067741A external-priority patent/JPS59193246A/ja
Application filed by Hitachi Metals Ltd, National Research Institute for Metals filed Critical Hitachi Metals Ltd
Publication of DE3414942A1 publication Critical patent/DE3414942A1/de
Application granted granted Critical
Publication of DE3414942C2 publication Critical patent/DE3414942C2/de
Granted 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
    • G11B5/127—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Soft Magnetic Materials (AREA)
  • Magnetic Heads (AREA)
DE19843414942 1983-04-19 1984-04-19 Magnetkopf-kern und verfahren zu seiner herstellung Granted DE3414942A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP58067740A JPS59193245A (ja) 1983-04-19 1983-04-19 磁気ヘツド用合金
JP58067741A JPS59193246A (ja) 1983-04-19 1983-04-19 磁気ヘツド用合金

Publications (2)

Publication Number Publication Date
DE3414942A1 true DE3414942A1 (de) 1985-01-17
DE3414942C2 DE3414942C2 (https=) 1990-07-12

Family

ID=26408953

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843414942 Granted DE3414942A1 (de) 1983-04-19 1984-04-19 Magnetkopf-kern und verfahren zu seiner herstellung

Country Status (2)

Country Link
DE (1) DE3414942A1 (https=)
GB (1) GB2139404B (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3931642A (en) * 1972-06-20 1976-01-06 Matsushita Electric Industrial Co., Ltd. Magnetic head and method of making the same
DE2116291B2 (de) * 1970-04-03 1977-01-20 RCA Corp., New York, N.Y. (V.StA.) Weichmagnetischer werkstoff fuer einen magnetkopf und verfahren zu seiner herstellung
JPS5524962B2 (https=) * 1974-02-02 1980-07-02

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2116291B2 (de) * 1970-04-03 1977-01-20 RCA Corp., New York, N.Y. (V.StA.) Weichmagnetischer werkstoff fuer einen magnetkopf und verfahren zu seiner herstellung
US3931642A (en) * 1972-06-20 1976-01-06 Matsushita Electric Industrial Co., Ltd. Magnetic head and method of making the same
JPS5524962B2 (https=) * 1974-02-02 1980-07-02

Also Published As

Publication number Publication date
GB8409966D0 (en) 1984-05-31
GB2139404A (en) 1984-11-07
DE3414942C2 (https=) 1990-07-12
GB2139404B (en) 1986-10-08

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee