JPH0157405B2 - - Google Patents

Info

Publication number
JPH0157405B2
JPH0157405B2 JP56046746A JP4674681A JPH0157405B2 JP H0157405 B2 JPH0157405 B2 JP H0157405B2 JP 56046746 A JP56046746 A JP 56046746A JP 4674681 A JP4674681 A JP 4674681A JP H0157405 B2 JPH0157405 B2 JP H0157405B2
Authority
JP
Japan
Prior art keywords
magnetic
coil
main
pole
tip
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
Application number
JP56046746A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57162114A (en
Inventor
Shigeo Norihashi
Atsunori Hayakawa
Kyoshi Satake
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
Priority to JP4674681A priority Critical patent/JPS57162114A/ja
Priority to CA000399018A priority patent/CA1179771A/en
Priority to NL8201231A priority patent/NL8201231A/nl
Priority to FR8205338A priority patent/FR2502824B1/fr
Priority to GB8209188A priority patent/GB2095888B/en
Priority to DE19823211581 priority patent/DE3211581A1/de
Publication of JPS57162114A publication Critical patent/JPS57162114A/ja
Publication of JPH0157405B2 publication Critical patent/JPH0157405B2/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)
JP4674681A 1981-03-30 1981-03-30 Magnetic head Granted JPS57162114A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP4674681A JPS57162114A (en) 1981-03-30 1981-03-30 Magnetic head
CA000399018A CA1179771A (en) 1981-03-30 1982-03-22 Perpendicular mode magnetic transducer head
NL8201231A NL8201231A (nl) 1981-03-30 1982-03-24 Magneetkop.
FR8205338A FR2502824B1 (fr) 1981-03-30 1982-03-29 Tete de transducteur magnetique
GB8209188A GB2095888B (en) 1981-03-30 1982-03-29 Magnetic transducer heads
DE19823211581 DE3211581A1 (de) 1981-03-30 1982-03-29 Magnetkopf zur signalaufzeichnung auf einem medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4674681A JPS57162114A (en) 1981-03-30 1981-03-30 Magnetic head

Publications (2)

Publication Number Publication Date
JPS57162114A JPS57162114A (en) 1982-10-05
JPH0157405B2 true JPH0157405B2 (en]) 1989-12-05

Family

ID=12755893

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4674681A Granted JPS57162114A (en) 1981-03-30 1981-03-30 Magnetic head

Country Status (6)

Country Link
JP (1) JPS57162114A (en])
CA (1) CA1179771A (en])
DE (1) DE3211581A1 (en])
FR (1) FR2502824B1 (en])
GB (1) GB2095888B (en])
NL (1) NL8201231A (en])

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59157819A (ja) * 1983-02-25 1984-09-07 Sony Corp 垂直磁気記録用ヘツド
WO1984003788A1 (en) * 1983-03-22 1984-09-27 Sony Corp Single magnetic pole type of composite magnetic head for perpendicular recording
JPH07101483B2 (ja) * 1983-08-29 1995-11-01 ソニー株式会社 薄膜型磁気ヘッド
US4672494A (en) * 1983-09-01 1987-06-09 Matsushita Electric Industrial Co., Ltd. Magnetic head for effecting perpendicular magnetic recording
JPS60197914A (ja) * 1984-03-20 1985-10-07 Olympus Optical Co Ltd 垂直磁化型磁気ヘツド
JPS6134710A (ja) * 1984-07-26 1986-02-19 Akai Electric Co Ltd 磁気ヘツド

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5810764B2 (ja) * 1977-09-30 1983-02-28 岩崎 俊一 磁気記録再生装置
JPS5584015U (en]) * 1978-12-07 1980-06-10
JPS56165918A (en) * 1980-05-23 1981-12-19 Ricoh Co Ltd Vertical magnetic recorder and reproducer

Also Published As

Publication number Publication date
NL8201231A (nl) 1982-10-18
FR2502824A1 (fr) 1982-10-01
FR2502824B1 (fr) 1985-01-04
GB2095888A (en) 1982-10-06
DE3211581A1 (de) 1982-12-02
JPS57162114A (en) 1982-10-05
CA1179771A (en) 1984-12-18
GB2095888B (en) 1984-09-26

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