JPS52148110A - Preparation of alloy film magnetic head - Google Patents

Preparation of alloy film magnetic head

Info

Publication number
JPS52148110A
JPS52148110A JP6456776A JP6456776A JPS52148110A JP S52148110 A JPS52148110 A JP S52148110A JP 6456776 A JP6456776 A JP 6456776A JP 6456776 A JP6456776 A JP 6456776A JP S52148110 A JPS52148110 A JP S52148110A
Authority
JP
Japan
Prior art keywords
alloy film
film magnetic
magnetic head
preparation
head
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.)
Granted
Application number
JP6456776A
Other languages
Japanese (ja)
Other versions
JPS5645202B2 (en
Inventor
Hiromichi Shibatani
Isuke Fukuda
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.)
Japan Broadcasting Corp
Original Assignee
Nippon Hoso Kyokai NHK
Japan Broadcasting 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 Nippon Hoso Kyokai NHK, Japan Broadcasting Corp filed Critical Nippon Hoso Kyokai NHK
Priority to JP6456776A priority Critical patent/JPS52148110A/en
Publication of JPS52148110A publication Critical patent/JPS52148110A/en
Publication of JPS5645202B2 publication Critical patent/JPS5645202B2/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
    • G11B5/147—Structure or manufacture of heads, e.g. inductive with cores being composed of metal sheets, i.e. laminated cores with cores composed of isolated magnetic layers, e.g. sheets

Abstract

PURPOSE:To facilitate the production of an alloy film magnetic head which does not generate machine troubles as well as possessing an excellent magnetic characteristics in high frequency so as to beome adequate especially for high density recording with high accuracy, by means of forming a head base plate from a specified photosensitive glass plate.
JP6456776A 1976-06-04 1976-06-04 Preparation of alloy film magnetic head Granted JPS52148110A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6456776A JPS52148110A (en) 1976-06-04 1976-06-04 Preparation of alloy film magnetic head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6456776A JPS52148110A (en) 1976-06-04 1976-06-04 Preparation of alloy film magnetic head

Publications (2)

Publication Number Publication Date
JPS52148110A true JPS52148110A (en) 1977-12-09
JPS5645202B2 JPS5645202B2 (en) 1981-10-24

Family

ID=13261927

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6456776A Granted JPS52148110A (en) 1976-06-04 1976-06-04 Preparation of alloy film magnetic head

Country Status (1)

Country Link
JP (1) JPS52148110A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5573913A (en) * 1978-11-30 1980-06-04 Victor Co Of Japan Ltd Magnetic head
JPS59172703A (en) * 1983-03-22 1984-09-29 Hitachi Metals Ltd Substrate material

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5573913A (en) * 1978-11-30 1980-06-04 Victor Co Of Japan Ltd Magnetic head
JPS59172703A (en) * 1983-03-22 1984-09-29 Hitachi Metals Ltd Substrate material

Also Published As

Publication number Publication date
JPS5645202B2 (en) 1981-10-24

Similar Documents

Publication Publication Date Title
JPS5328974A (en) Apparatus fo producing bulb
JPS5343515A (en) Diaphragm for speaker
JPS52148110A (en) Preparation of alloy film magnetic head
JPS51151115A (en) Manufacturing method of thin film integrated magnetic head
JPS5440602A (en) Production of stylus
JPS5367406A (en) Magnetic recording medium and its production
JPS5427415A (en) Production of thin-film magnetic heads
GB1518637A (en) Process for producing 3-cyanomethyl cyclopentanone derivatives
JPS51117982A (en) A process for producing a compound film
JPS52110008A (en) Magnetic head for rotational type magnetic recording and reproducing a pparatus
JPS5283209A (en) Magnetic sheet recording and reproduction apparatus
JPS5284758A (en) Manufacturing method for deflecting plate of optical scanner
JPS5258953A (en) Production of dial plate for watches
JPS52128105A (en) Production method of magnetic sheet
JPS53101948A (en) Data comparison system
JPS51138401A (en) Pickup cartridge
JPS525505A (en) Device for reproducing magnetic records
JPS5220295A (en) Method of manufactur of magnetic thin film
JPS5224979A (en) Process for production of magnetic heads
JPS533203A (en) Magnetic film
JPS5380205A (en) Recorder/reproducer
JPS5217821A (en) Talkie projector
JPS51115288A (en) Method of preparing compound film
JPS5260572A (en) Production of lead frame
JPS5274324A (en) Production of magnetic head