JPH0420602U - - Google Patents

Info

Publication number
JPH0420602U
JPH0420602U JP6147290U JP6147290U JPH0420602U JP H0420602 U JPH0420602 U JP H0420602U JP 6147290 U JP6147290 U JP 6147290U JP 6147290 U JP6147290 U JP 6147290U JP H0420602 U JPH0420602 U JP H0420602U
Authority
JP
Japan
Prior art keywords
erasing
writing
magnetic flux
erasing magnet
asymmetrical
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
JP6147290U
Other languages
English (en)
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 filed Critical
Priority to JP6147290U priority Critical patent/JPH0420602U/ja
Publication of JPH0420602U publication Critical patent/JPH0420602U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図は本考案のイレーズマグネツトの端面形
状及び磁束を示す説明図、第2図a及びbは夫々
イレーズ時及びライト時における本考案のイレー
ズマグネツトの動作説明図、第3図a,b及びc
は従来例の説明図である。 2……デイスク、5……アクチユエータ、10
……イレーズマグネツト。

Claims (1)

    【実用新案登録請求の範囲】
  1. 光磁気デイスクドライブ装置において使用され
    るイレーズ用マグネツトの断面形状を、イレーズ
    時とライト時とで磁束密度を異ならせ得るように
    非対称形状としたことを特徴とするイレーズ用マ
    グネツト。
JP6147290U 1990-06-11 1990-06-11 Pending JPH0420602U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6147290U JPH0420602U (ja) 1990-06-11 1990-06-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6147290U JPH0420602U (ja) 1990-06-11 1990-06-11

Publications (1)

Publication Number Publication Date
JPH0420602U true JPH0420602U (ja) 1992-02-20

Family

ID=31589749

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6147290U Pending JPH0420602U (ja) 1990-06-11 1990-06-11

Country Status (1)

Country Link
JP (1) JPH0420602U (ja)

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