JPH0461730U - - Google Patents

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Publication number
JPH0461730U
JPH0461730U JP10371690U JP10371690U JPH0461730U JP H0461730 U JPH0461730 U JP H0461730U JP 10371690 U JP10371690 U JP 10371690U JP 10371690 U JP10371690 U JP 10371690U JP H0461730 U JPH0461730 U JP H0461730U
Authority
JP
Japan
Prior art keywords
outer periphery
pole
focusing device
electron beam
diameter
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
JP10371690U
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 JP10371690U priority Critical patent/JPH0461730U/ja
Publication of JPH0461730U publication Critical patent/JPH0461730U/ja
Pending legal-status Critical Current

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Description

【図面の簡単な説明】
第1図は本考案の一実施例の大電力進行波管の
PPM集束装置の構成を示す管軸に沿つた一部分
の軸断面図、第2図は第1図の一部切り欠きA−
A′線断面図、第3図は従来技術による大電力進
行波管のPPM集束装置の構成の一例を示す管軸
に沿つた一部分の軸断面図、第4図は第3図のB
−B′線断面図である。 1……大電力進行波管、2……ヘリツクス、3
……誘電体支持体、4……金属外囲器、5,15
……ポールピース、6……永久磁石、7,17…
…シヤント、8……放熱体。

Claims (1)

    【実用新案登録請求の範囲】
  1. 永久磁石とポールピースを交互に組み合わせて
    構成した電子ビーム集束装置において、前記永久
    磁石の外周の直径より前記ポールピースの外周の
    直径を小さくし前記ポールピースの外周および前
    記永久磁石の外周に放熱体を取付けるとともに前
    記ポールヒースの外周の前記永久磁石間の間隙に
    磁性金属体を挿入したことを特徴とする電子ビー
    ム集束装置。
JP10371690U 1990-10-02 1990-10-02 Pending JPH0461730U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10371690U JPH0461730U (ja) 1990-10-02 1990-10-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10371690U JPH0461730U (ja) 1990-10-02 1990-10-02

Publications (1)

Publication Number Publication Date
JPH0461730U true JPH0461730U (ja) 1992-05-27

Family

ID=31848696

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10371690U Pending JPH0461730U (ja) 1990-10-02 1990-10-02

Country Status (1)

Country Link
JP (1) JPH0461730U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS645351B2 (ja) * 1982-12-30 1989-01-30 Intaanashonaru Bijinesu Mashiinzu Corp

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS645351B2 (ja) * 1982-12-30 1989-01-30 Intaanashonaru Bijinesu Mashiinzu Corp

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