JPS58171711A - 垂直磁化ヘツド - Google Patents

垂直磁化ヘツド

Info

Publication number
JPS58171711A
JPS58171711A JP5426982A JP5426982A JPS58171711A JP S58171711 A JPS58171711 A JP S58171711A JP 5426982 A JP5426982 A JP 5426982A JP 5426982 A JP5426982 A JP 5426982A JP S58171711 A JPS58171711 A JP S58171711A
Authority
JP
Japan
Prior art keywords
core
thin film
magnetic
magnetic pole
erasing
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
JP5426982A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6331852B2 (fr
Inventor
Hiroaki Muraoka
裕明 村岡
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP5426982A priority Critical patent/JPS58171711A/ja
Publication of JPS58171711A publication Critical patent/JPS58171711A/ja
Publication of JPS6331852B2 publication Critical patent/JPS6331852B2/ja
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
    • G11B5/265—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track
    • G11B5/2652—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track with more than one gap simultaneously operative
    • G11B5/2654—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track with more than one gap simultaneously operative for recording or erasing
    • G11B5/2655—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track with more than one gap simultaneously operative for recording or erasing with all the gaps disposed within the track or "guard band" between tracks, e.g. with erase gaps operative on track edges, with wide erase gap followed by narrow write gap

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
JP5426982A 1982-03-31 1982-03-31 垂直磁化ヘツド Granted JPS58171711A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5426982A JPS58171711A (ja) 1982-03-31 1982-03-31 垂直磁化ヘツド

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5426982A JPS58171711A (ja) 1982-03-31 1982-03-31 垂直磁化ヘツド

Publications (2)

Publication Number Publication Date
JPS58171711A true JPS58171711A (ja) 1983-10-08
JPS6331852B2 JPS6331852B2 (fr) 1988-06-27

Family

ID=12965850

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5426982A Granted JPS58171711A (ja) 1982-03-31 1982-03-31 垂直磁化ヘツド

Country Status (1)

Country Link
JP (1) JPS58171711A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984003788A1 (fr) * 1983-03-22 1984-09-27 Sony Corp Tete magnetique composite du type a pole magnetique unique pour enregistrement perpendiculaire
JPS6095707A (ja) * 1983-10-31 1985-05-29 Matsushita Electric Ind Co Ltd 垂直磁気記録ヘツド
EP0706076A1 (fr) * 1994-10-03 1996-04-10 Eastman Kodak Company Perfectionnements relatifs à des appareils photographiques

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984003788A1 (fr) * 1983-03-22 1984-09-27 Sony Corp Tete magnetique composite du type a pole magnetique unique pour enregistrement perpendiculaire
JPS6095707A (ja) * 1983-10-31 1985-05-29 Matsushita Electric Ind Co Ltd 垂直磁気記録ヘツド
EP0706076A1 (fr) * 1994-10-03 1996-04-10 Eastman Kodak Company Perfectionnements relatifs à des appareils photographiques

Also Published As

Publication number Publication date
JPS6331852B2 (fr) 1988-06-27

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