JPS5350815A - Magnetic head - Google Patents

Magnetic head

Info

Publication number
JPS5350815A
JPS5350815A JP12572876A JP12572876A JPS5350815A JP S5350815 A JPS5350815 A JP S5350815A JP 12572876 A JP12572876 A JP 12572876A JP 12572876 A JP12572876 A JP 12572876A JP S5350815 A JPS5350815 A JP S5350815A
Authority
JP
Japan
Prior art keywords
magnetic head
gap
track width
highly accurately
accurately form
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
JP12572876A
Other languages
Japanese (ja)
Inventor
Akio Mishima
Togo Nishiyama
Yasushi Toda
Seiichi Takashima
Takaki Kato
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.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan 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 Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Priority to JP12572876A priority Critical patent/JPS5350815A/en
Publication of JPS5350815A publication Critical patent/JPS5350815A/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
    • G11B5/1871—Shaping or contouring of the transducing or guiding surface

Landscapes

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

Abstract

PURPOSE:To highly accurately form a gap in a desired narrow track width and improve recording and playback characteristics.
JP12572876A 1976-10-20 1976-10-20 Magnetic head Pending JPS5350815A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12572876A JPS5350815A (en) 1976-10-20 1976-10-20 Magnetic head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12572876A JPS5350815A (en) 1976-10-20 1976-10-20 Magnetic head

Publications (1)

Publication Number Publication Date
JPS5350815A true JPS5350815A (en) 1978-05-09

Family

ID=14917299

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12572876A Pending JPS5350815A (en) 1976-10-20 1976-10-20 Magnetic head

Country Status (1)

Country Link
JP (1) JPS5350815A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5557102U (en) * 1978-10-06 1980-04-18
JPS5564619A (en) * 1978-11-07 1980-05-15 Matsushita Electric Ind Co Ltd Manufacture of magnetic head
JPS5587321A (en) * 1978-12-23 1980-07-02 Matsushita Electric Ind Co Ltd Manufacture of magnetic head
JPS55153120A (en) * 1979-05-16 1980-11-28 Mitsubishi Electric Corp Manufacture of magnetic head
JPS56145523A (en) * 1980-04-14 1981-11-12 Hitachi Ltd Multielement magnetic head

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5557102U (en) * 1978-10-06 1980-04-18
JPS5935851Y2 (en) * 1978-10-06 1984-10-03 ソニー株式会社 cassette tape recorder
JPS5564619A (en) * 1978-11-07 1980-05-15 Matsushita Electric Ind Co Ltd Manufacture of magnetic head
JPS5587321A (en) * 1978-12-23 1980-07-02 Matsushita Electric Ind Co Ltd Manufacture of magnetic head
JPS6243249B2 (en) * 1978-12-23 1987-09-12 Matsushita Electric Ind Co Ltd
JPS55153120A (en) * 1979-05-16 1980-11-28 Mitsubishi Electric Corp Manufacture of magnetic head
JPS6143766B2 (en) * 1979-05-16 1986-09-30 Mitsubishi Electric Corp
JPS56145523A (en) * 1980-04-14 1981-11-12 Hitachi Ltd Multielement magnetic head

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