JPS56163517A - Vertical magnetization recording head - Google Patents

Vertical magnetization recording head

Info

Publication number
JPS56163517A
JPS56163517A JP6618880A JP6618880A JPS56163517A JP S56163517 A JPS56163517 A JP S56163517A JP 6618880 A JP6618880 A JP 6618880A JP 6618880 A JP6618880 A JP 6618880A JP S56163517 A JPS56163517 A JP S56163517A
Authority
JP
Japan
Prior art keywords
vertical
writing
pole
recording head
film
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
JP6618880A
Other languages
English (en)
Other versions
JPH022207B2 (ja
Inventor
Kazuo Kobayashi
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP6618880A priority Critical patent/JPS56163517A/ja
Publication of JPS56163517A publication Critical patent/JPS56163517A/ja
Publication of JPH022207B2 publication Critical patent/JPH022207B2/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
    • G11B5/1278—Structure or manufacture of heads, e.g. inductive specially adapted for magnetisations perpendicular to the surface of the record carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
JP6618880A 1980-05-19 1980-05-19 Vertical magnetization recording head Granted JPS56163517A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6618880A JPS56163517A (en) 1980-05-19 1980-05-19 Vertical magnetization recording head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6618880A JPS56163517A (en) 1980-05-19 1980-05-19 Vertical magnetization recording head

Publications (2)

Publication Number Publication Date
JPS56163517A true JPS56163517A (en) 1981-12-16
JPH022207B2 JPH022207B2 (ja) 1990-01-17

Family

ID=13308614

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6618880A Granted JPS56163517A (en) 1980-05-19 1980-05-19 Vertical magnetization recording head

Country Status (1)

Country Link
JP (1) JPS56163517A (ja)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5737714A (en) * 1980-08-20 1982-03-02 Seiko Epson Corp Magnetic head for vertical magnetic recording and reproduction
JPS6035309A (ja) * 1983-08-08 1985-02-23 Nippon Telegr & Teleph Corp <Ntt> 垂直磁気記録ヘツド
FR2559294A1 (fr) * 1984-02-03 1985-08-09 Commissariat Energie Atomique Nouvelle tete magnetique d'ecriture et de lecture pour enregistrement perpendiculaire et son procede de fabrication
US4663676A (en) * 1985-09-13 1987-05-05 International Business Machines Return to zero vertical magnetic recording system
US5085935A (en) * 1988-08-03 1992-02-04 Digital Equipment Corporation Flux spreading thin film magnetic devices
US5089334A (en) * 1988-08-03 1992-02-18 Digital Equipment Corporation Flux spreading thin film magnetic devices
US5159511A (en) * 1987-04-01 1992-10-27 Digital Equipment Corporation Biasing conductor for MR head
US5384680A (en) * 1988-08-03 1995-01-24 Digital Equipment Corporation Perpendicular anisotropy in thin film devices

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5255513A (en) * 1975-10-30 1977-05-07 Fujitsu Ltd Magnetic head
JPS5440618A (en) * 1977-09-06 1979-03-30 Tdk Corp Magnetic head
JPS6221178A (ja) * 1985-07-22 1987-01-29 Konishiroku Photo Ind Co Ltd 現像装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5255513A (en) * 1975-10-30 1977-05-07 Fujitsu Ltd Magnetic head
JPS5440618A (en) * 1977-09-06 1979-03-30 Tdk Corp Magnetic head
JPS6221178A (ja) * 1985-07-22 1987-01-29 Konishiroku Photo Ind Co Ltd 現像装置

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5737714A (en) * 1980-08-20 1982-03-02 Seiko Epson Corp Magnetic head for vertical magnetic recording and reproduction
JPS6035309A (ja) * 1983-08-08 1985-02-23 Nippon Telegr & Teleph Corp <Ntt> 垂直磁気記録ヘツド
FR2559294A1 (fr) * 1984-02-03 1985-08-09 Commissariat Energie Atomique Nouvelle tete magnetique d'ecriture et de lecture pour enregistrement perpendiculaire et son procede de fabrication
US4731157A (en) * 1984-02-03 1988-03-15 Commissariat A L'energie Atomique Process for the production of a magnetic head for perpendicular recording
US4663676A (en) * 1985-09-13 1987-05-05 International Business Machines Return to zero vertical magnetic recording system
US5159511A (en) * 1987-04-01 1992-10-27 Digital Equipment Corporation Biasing conductor for MR head
US5085935A (en) * 1988-08-03 1992-02-04 Digital Equipment Corporation Flux spreading thin film magnetic devices
US5089334A (en) * 1988-08-03 1992-02-18 Digital Equipment Corporation Flux spreading thin film magnetic devices
US5384680A (en) * 1988-08-03 1995-01-24 Digital Equipment Corporation Perpendicular anisotropy in thin film devices

Also Published As

Publication number Publication date
JPH022207B2 (ja) 1990-01-17

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