JPS587225U - erase head - Google Patents

erase head

Info

Publication number
JPS587225U
JPS587225U JP9659781U JP9659781U JPS587225U JP S587225 U JPS587225 U JP S587225U JP 9659781 U JP9659781 U JP 9659781U JP 9659781 U JP9659781 U JP 9659781U JP S587225 U JPS587225 U JP S587225U
Authority
JP
Japan
Prior art keywords
center core
sides
erase head
erasing head
windings
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
JP9659781U
Other languages
Japanese (ja)
Other versions
JPH0138734Y2 (en
Inventor
安田　信治
啓之 太田
Original Assignee
パイオニア株式会社
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 パイオニア株式会社 filed Critical パイオニア株式会社
Priority to JP9659781U priority Critical patent/JPS587225U/en
Publication of JPS587225U publication Critical patent/JPS587225U/en
Application granted granted Critical
Publication of JPH0138734Y2 publication Critical patent/JPH0138734Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Magnetic Heads (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図ａ、　　ｂ、　　ｃは従来の消去ヘッドを示す平
面図、第２図ａ、　　ｂは従来の消去ヘッドをそれぞれ
示す図、第３図ａ、　　ｂは従来の消去ヘッドにおける
ギヤツブ部付近の磁束を示す図、第３図Ｃはこの考案の
消去ヘッドにおけるギヤツブ部付近の磁束を示す図、第
４図は消去率を示す図である。 １・・・センターコア、２，３・・・サイドコア、４゜
５・・・コイル。Figures 1a, b, and c are plan views showing a conventional erasing head, Figures 2a and b are diagrams showing a conventional erasing head, and Figures 3a and b are plan views of the conventional erasing head near the gear part. FIG. 3C is a diagram showing the magnetic flux near the gear part in the erasing head of this invention, and FIG. 4 is a diagram showing the erasing rate. 1... Center core, 2, 3... Side core, 4゜5... Coil.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ”ｔ＝ンターコアとその両側のサイドコアとで構成され
、センターコアの両側に作動ギャップが形成されている
ダブルギャップの消去ヘッドにおいて両側のサイドコア
にそれぞれ巻線を施し、２つの巻線の極性を、センター
コア部において両者の超磁力が互いに打ち消し合うよう
にしてなる消去ヘッド。In a double-gap erasing head, which is composed of a center core and side cores on both sides of the center core, and an operating gap is formed on both sides of the center core, windings are applied to each of the side cores on both sides, and the polarity of the two windings is determined by An erasing head in which both supermagnetic forces cancel each other out in the center core.
JP9659781U 1981-07-01 1981-07-01 erase head Granted JPS587225U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9659781U JPS587225U (en) 1981-07-01 1981-07-01 erase head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9659781U JPS587225U (en) 1981-07-01 1981-07-01 erase head

Publications (2)

Publication Number Publication Date
JPS587225U true JPS587225U (en) 1983-01-18
JPH0138734Y2 JPH0138734Y2 (en) 1989-11-20

Family

ID=29891440

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9659781U Granted JPS587225U (en) 1981-07-01 1981-07-01 erase head

Country Status (1)

Country Link
JP (1) JPS587225U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5787329U (en) * 1980-11-13 1982-05-29

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5787329U (en) * 1980-11-13 1982-05-29

Also Published As

Publication number Publication date
JPH0138734Y2 (en) 1989-11-20

Similar Documents

Publication Publication Date Title
JPS587225U (en) erase head
JPS6137110U (en) magnetic head
JPS5914113U (en) magnetic head
JPS6080507U (en) composite head
JPS58148722U (en) magnetic head
JPS5839020U (en) magnetic core coil
JPS58165733U (en) magnetic recording head
JPS5950016U (en) magnetic head
JPS6222711U (en)
JPS58154477U (en) Flux gate type magnetic head
JPS5814222U (en) magnetic head
JPS6164614U (en)
JPS63109308U (en)
JPS5956624U (en) Recording head for narrow tracks
JPS6085712U (en) magnetic head
JPS6035305U (en) magnetic head
JPS6044210U (en) Straddle erase type magnetic head
JPS5840824U (en) reactor
JPS5881722U (en) magnetic head
JPS6222714U (en)
JPS5950017U (en) magnetic head
JPS59138018U (en) erase head
JPS6349607U (en)
JPS59121726U (en) magnetic head
JPS59157214U (en) magnetic head