JPS52155514A - Magnetic head - Google Patents

Magnetic head

Info

Publication number
JPS52155514A
JPS52155514A JP7217476A JP7217476A JPS52155514A JP S52155514 A JPS52155514 A JP S52155514A JP 7217476 A JP7217476 A JP 7217476A JP 7217476 A JP7217476 A JP 7217476A JP S52155514 A JPS52155514 A JP S52155514A
Authority
JP
Japan
Prior art keywords
magnetic head
magnetic
head
waear
overloid
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.)
Pending
Application number
JP7217476A
Other languages
Japanese (ja)
Inventor
Shinji Narushige
Mitsuo Sato
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP7217476A priority Critical patent/JPS52155514A/en
Publication of JPS52155514A publication Critical patent/JPS52155514A/en
Pending 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
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • G11B5/21—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features the pole pieces being of ferrous sheet metal or other magnetic layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)

Abstract

PURPOSE:To reduce waear of head core in such a magnetic head that is overloid with the magnetic substance, by distributing a specific material among the magnetic layers.
JP7217476A 1976-06-21 1976-06-21 Magnetic head Pending JPS52155514A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7217476A JPS52155514A (en) 1976-06-21 1976-06-21 Magnetic head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7217476A JPS52155514A (en) 1976-06-21 1976-06-21 Magnetic head

Publications (1)

Publication Number Publication Date
JPS52155514A true JPS52155514A (en) 1977-12-24

Family

ID=13481586

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7217476A Pending JPS52155514A (en) 1976-06-21 1976-06-21 Magnetic head

Country Status (1)

Country Link
JP (1) JPS52155514A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54118813A (en) * 1978-03-07 1979-09-14 Canon Inc Magnetic head

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54118813A (en) * 1978-03-07 1979-09-14 Canon Inc Magnetic head

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