JPS5320914A - Production of magnetic head - Google Patents

Production of magnetic head

Info

Publication number
JPS5320914A
JPS5320914A JP9574776A JP9574776A JPS5320914A JP S5320914 A JPS5320914 A JP S5320914A JP 9574776 A JP9574776 A JP 9574776A JP 9574776 A JP9574776 A JP 9574776A JP S5320914 A JPS5320914 A JP S5320914A
Authority
JP
Japan
Prior art keywords
production
magnetic head
utilizing
ion etching
working method
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
JP9574776A
Other languages
Japanese (ja)
Inventor
Kenichi Fujimura
Tetsuo Hino
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP9574776A priority Critical patent/JPS5320914A/en
Publication of JPS5320914A publication Critical patent/JPS5320914A/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 improve head performance by utilizing a fine working method which uses ion etching in forming effective track widths and removing the work hardened layer.
JP9574776A 1976-08-10 1976-08-10 Production of magnetic head Pending JPS5320914A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9574776A JPS5320914A (en) 1976-08-10 1976-08-10 Production of magnetic head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9574776A JPS5320914A (en) 1976-08-10 1976-08-10 Production of magnetic head

Publications (1)

Publication Number Publication Date
JPS5320914A true JPS5320914A (en) 1978-02-25

Family

ID=14146076

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9574776A Pending JPS5320914A (en) 1976-08-10 1976-08-10 Production of magnetic head

Country Status (1)

Country Link
JP (1) JPS5320914A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58107310U (en) * 1982-01-13 1983-07-21 グンゼ株式会社 Folded label sealing device at one end of the bag
JPS63193307A (en) * 1987-02-06 1988-08-10 Matsushita Electric Ind Co Ltd Production of core for ferrite magnetic head

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58107310U (en) * 1982-01-13 1983-07-21 グンゼ株式会社 Folded label sealing device at one end of the bag
JPS63193307A (en) * 1987-02-06 1988-08-10 Matsushita Electric Ind Co Ltd Production of core for ferrite magnetic head

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