JPS534520A - Preparation of magnetic head - Google Patents

Preparation of magnetic head

Info

Publication number
JPS534520A
JPS534520A JP7922276A JP7922276A JPS534520A JP S534520 A JPS534520 A JP S534520A JP 7922276 A JP7922276 A JP 7922276A JP 7922276 A JP7922276 A JP 7922276A JP S534520 A JPS534520 A JP S534520A
Authority
JP
Japan
Prior art keywords
magnetic head
preparation
breadth
attempt
quality
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
JP7922276A
Other languages
Japanese (ja)
Inventor
Kenichi Fujimura
Tatsuo Kikuchi
Tetsuo Hino
Hyogo Hirohata
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 JP7922276A priority Critical patent/JPS534520A/en
Publication of JPS534520A publication Critical patent/JPS534520A/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
    • G11B5/133—Structure or manufacture of heads, e.g. inductive with cores composed of particles, e.g. with dust cores, with ferrite cores with cores composed of isolated magnetic particles
    • G11B5/1335—Assembling or shaping of elements

Landscapes

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

Abstract

PURPOSE:To attempt to improve dimensional precision as well as performance and quality of a magnetic head by effecting electrolytic etching selectively on both sides, remaining predetermined breadth for magnetic gap portion which forms the track breadth.
JP7922276A 1976-07-02 1976-07-02 Preparation of magnetic head Pending JPS534520A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7922276A JPS534520A (en) 1976-07-02 1976-07-02 Preparation of magnetic head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7922276A JPS534520A (en) 1976-07-02 1976-07-02 Preparation of magnetic head

Publications (1)

Publication Number Publication Date
JPS534520A true JPS534520A (en) 1978-01-17

Family

ID=13683879

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7922276A Pending JPS534520A (en) 1976-07-02 1976-07-02 Preparation of magnetic head

Country Status (1)

Country Link
JP (1) JPS534520A (en)

Similar Documents

Publication Publication Date Title
JPS534520A (en) Preparation of magnetic head
JPS5362515A (en) Magnetic head
JPS5347811A (en) Magnetic head
JPS53143210A (en) Production of magnetic head
JPS5377609A (en) Magnetic head
JPS52123610A (en) Production of magnetic head
JPS5376806A (en) Lightening unit for dynamic skew of magnetic tape
JPS52138914A (en) Production of magnetic head
JPS5370416A (en) Manufacture of narrow track magnetic head core
JPS544112A (en) Production of magnetic head of floating type
JPS536015A (en) Production of magnetic head
JPS542110A (en) Production of floating type magnetic head
JPS539108A (en) Magnetic head
JPS5389409A (en) Manufacture of magnetic head core of narrow track
JPS5377514A (en) Manfacture of magnetic head
JPS51135630A (en) Method of making a magnetic head
JPS5242713A (en) Production method for composite type magnetic head
JPS52122116A (en) Production of magnetic head
JPS5327013A (en) Production of magnetic head core
JPS5349415A (en) Magnetic head
JPS5393811A (en) Magnetic head
JPS5280821A (en) Tape form medium guide
JPS52117610A (en) Magnetic head
JPS544111A (en) Magnetic head
JPS5366720A (en) Magnetic head