JPS527713A - Magnetic head - Google Patents

Magnetic head

Info

Publication number
JPS527713A
JPS527713A JP8350575A JP8350575A JPS527713A JP S527713 A JPS527713 A JP S527713A JP 8350575 A JP8350575 A JP 8350575A JP 8350575 A JP8350575 A JP 8350575A JP S527713 A JPS527713 A JP S527713A
Authority
JP
Japan
Prior art keywords
magnetic head
gap
making magnetic
magnetic gap
doublestage
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
JP8350575A
Other languages
Japanese (ja)
Inventor
Shunichi Ko
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.)
Proterial Ltd
Original Assignee
Hitachi Metals 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 Metals Ltd filed Critical Hitachi Metals Ltd
Priority to JP8350575A priority Critical patent/JPS527713A/en
Publication of JPS527713A publication Critical patent/JPS527713A/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
    • G11B5/23—Gap features

Landscapes

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

Abstract

PURPOSE:Obtain record/play head increasing recording efficiency and lowering distortion rate by making magnetic heads used in computers, VTRs, etc. doublestage gap structure and by making magnetic gap and depth of magnetic gap optimum.
JP8350575A 1975-07-09 1975-07-09 Magnetic head Pending JPS527713A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8350575A JPS527713A (en) 1975-07-09 1975-07-09 Magnetic head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8350575A JPS527713A (en) 1975-07-09 1975-07-09 Magnetic head

Publications (1)

Publication Number Publication Date
JPS527713A true JPS527713A (en) 1977-01-21

Family

ID=13804327

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8350575A Pending JPS527713A (en) 1975-07-09 1975-07-09 Magnetic head

Country Status (1)

Country Link
JP (1) JPS527713A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53116723U (en) * 1977-02-23 1978-09-16
US5535078A (en) * 1993-02-12 1996-07-09 Data Card Corporation Magnetic multi-track read/write head with recessed core gap structure and shield arrangement

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4212514Y1 (en) * 1964-05-27 1967-07-14
JPS4912413A (en) * 1972-05-17 1974-02-02

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4212514Y1 (en) * 1964-05-27 1967-07-14
JPS4912413A (en) * 1972-05-17 1974-02-02

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53116723U (en) * 1977-02-23 1978-09-16
US5535078A (en) * 1993-02-12 1996-07-09 Data Card Corporation Magnetic multi-track read/write head with recessed core gap structure and shield arrangement

Similar Documents

Publication Publication Date Title
JPS52114312A (en) Recorded medium and production method therefor
JPS51138410A (en) Method of recording and reproducing signal
JPS527713A (en) Magnetic head
JPS5255513A (en) Magnetic head
JPS5350815A (en) Magnetic head
JPS5236011A (en) Magnetic recording and playback method
JPS52152712A (en) Magnetic recording and reproducing apparatus
JPS5562506A (en) Video tape recorder
JPS5233505A (en) Magnetic tape recording reproduction device
JPS5411710A (en) Magnetic recorder-reproducer
JPS51138416A (en) Magnetic recorder/reproducer
JPS51130206A (en) Magnetic recording device
GB963219A (en) Improvements in and relating to sound recording and reproducing apparatus
JPS5358219A (en) Thin film magnetic head assembly
JPS5256917A (en) Floating magnetic head
JPS527230A (en) Rapid wind-back recording and reproducing device for tape recorder
JPS51138417A (en) Magnetic recorder/reproducer
JPS5321913A (en) Magnetic recording and reproducing apparatus
JPS5220810A (en) Magnetic recording and playback apparatus containing double gap head
JPS527216A (en) Jacket type magnetic recording medium
JPS5360213A (en) Magnetic head
JPS5235609A (en) Magnetic recording reproducing method
JPS52111313A (en) Signal recording and reproducing method
JPS5298511A (en) Multichannel magnetic head
JPS527220A (en) Jacket type magnetic recording medium