JPH0388251U - - Google Patents

Info

Publication number
JPH0388251U
JPH0388251U JP15057689U JP15057689U JPH0388251U JP H0388251 U JPH0388251 U JP H0388251U JP 15057689 U JP15057689 U JP 15057689U JP 15057689 U JP15057689 U JP 15057689U JP H0388251 U JPH0388251 U JP H0388251U
Authority
JP
Japan
Prior art keywords
focusing device
arranged around
electromagnetic focusing
coil
permanent magnet
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
JP15057689U
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 JP15057689U priority Critical patent/JPH0388251U/ja
Publication of JPH0388251U publication Critical patent/JPH0388251U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図は本考案のコイルの配置図、第2図はス
ポツト形の変化を示す模式図、第3図はCRT画
面上のスポツト形状を示す模式図、第4図はスポ
ツト形状を示す模式図、第5図は本考案のコイル
の斜視図、第6図はコイルをCRTのネツクに取
りつけたときの断面図、第7図が本考案の装置を
取り付けた正面図でる。第8図は請求範囲(2)の
斜視図である。 1……磁心、2……導体巻線、3……CRT管
壁、4……CRT本体、5……偏向ヨーク、6…
…電磁集束装置、7……永久磁石。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 陰極線管CRTのネツク部の外周に円弧状
    の磁心に線材を巻回してなる複数のコイルを配置
    したことを特徴とする電磁集束装置。 (2) 上記請求項1において、コイルの周りに軸
    方向に磁化した円筒状永久磁石を配置したことを
    特徴とする電磁集束装置。
JP15057689U 1989-12-27 1989-12-27 Pending JPH0388251U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15057689U JPH0388251U (ja) 1989-12-27 1989-12-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15057689U JPH0388251U (ja) 1989-12-27 1989-12-27

Publications (1)

Publication Number Publication Date
JPH0388251U true JPH0388251U (ja) 1991-09-10

Family

ID=31696919

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15057689U Pending JPH0388251U (ja) 1989-12-27 1989-12-27

Country Status (1)

Country Link
JP (1) JPH0388251U (ja)

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