JPH047009B2 - - Google Patents

Info

Publication number
JPH047009B2
JPH047009B2 JP56203984A JP20398481A JPH047009B2 JP H047009 B2 JPH047009 B2 JP H047009B2 JP 56203984 A JP56203984 A JP 56203984A JP 20398481 A JP20398481 A JP 20398481A JP H047009 B2 JPH047009 B2 JP H047009B2
Authority
JP
Japan
Prior art keywords
magnetic
head
tape
magnetic layer
flux density
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 - Lifetime
Application number
JP56203984A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58105422A (ja
Inventor
Naoko Kawamura
Zenkichi Nakamura
Kietsu Iwabuchi
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 JP20398481A priority Critical patent/JPS58105422A/ja
Publication of JPS58105422A publication Critical patent/JPS58105422A/ja
Publication of JPH047009B2 publication Critical patent/JPH047009B2/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
    • 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)
  • Magnetic Heads (AREA)
JP20398481A 1981-12-17 1981-12-17 磁気ヘツド Granted JPS58105422A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20398481A JPS58105422A (ja) 1981-12-17 1981-12-17 磁気ヘツド

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20398481A JPS58105422A (ja) 1981-12-17 1981-12-17 磁気ヘツド

Publications (2)

Publication Number Publication Date
JPS58105422A JPS58105422A (ja) 1983-06-23
JPH047009B2 true JPH047009B2 (enExample) 1992-02-07

Family

ID=16482859

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20398481A Granted JPS58105422A (ja) 1981-12-17 1981-12-17 磁気ヘツド

Country Status (1)

Country Link
JP (1) JPS58105422A (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0664695B2 (ja) * 1984-08-27 1994-08-22 株式会社日立製作所 磁気ヘッドの製造方法
JPH0619854B2 (ja) * 1984-10-08 1994-03-16 株式会社リコー 光学的情報記憶媒体
JPH0654531B2 (ja) * 1985-04-17 1994-07-20 三洋電機株式会社 磁気ヘツド
JP2513205B2 (ja) * 1987-02-04 1996-07-03 ソニー株式会社 複合磁気ヘツド
JPH02220209A (ja) * 1989-02-20 1990-09-03 Mitsubishi Electric Corp 磁気ヘッド

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51140708A (en) * 1975-05-30 1976-12-03 Victor Co Of Japan Ltd Magnetic head
JPS537313A (en) * 1976-07-09 1978-01-23 Nippon Gakki Seizo Kk Magnetic headcore production
JPS5573918A (en) * 1978-11-27 1980-06-04 Sony Corp Magnetic head

Also Published As

Publication number Publication date
JPS58105422A (ja) 1983-06-23

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