JPH0269451U - - Google Patents

Info

Publication number
JPH0269451U
JPH0269451U JP14916288U JP14916288U JPH0269451U JP H0269451 U JPH0269451 U JP H0269451U JP 14916288 U JP14916288 U JP 14916288U JP 14916288 U JP14916288 U JP 14916288U JP H0269451 U JPH0269451 U JP H0269451U
Authority
JP
Japan
Prior art keywords
emitting portion
electron emitting
cathode
metal ring
electron
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
JP14916288U
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 JP14916288U priority Critical patent/JPH0269451U/ja
Publication of JPH0269451U publication Critical patent/JPH0269451U/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マイクロ波管用電
子銃の縦断面図、第2図は従来のマイクロ波管用
電子銃(ピアス形電子銃)の縦断面図、第3図は
第2図の要部拡大図、第4図は従来のマイクロ波
管用電子銃の他の例の要部拡大図である。 1…陰極、2…陽極、3…電子放射面、4…モ
リブデン製の円筒、5…ヒータ、6…アルミナ焼
結体、7…ウエネルト電極、8…電子ビーム、1
0…電子放射部、11…金属リング、12…接触
部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 陰極の電子放射部側面に嵌合し、外半径が該電
    子放射部の半径の2倍以上の金属リングを、陰極
    の電子放射部側面に固定し、該金属リングの外側
    に隙間を空けてウエネルト電極を配設したことを
    特徴とするマイクロ波管用電子銃。
JP14916288U 1988-11-15 1988-11-15 Pending JPH0269451U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14916288U JPH0269451U (ja) 1988-11-15 1988-11-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14916288U JPH0269451U (ja) 1988-11-15 1988-11-15

Publications (1)

Publication Number Publication Date
JPH0269451U true JPH0269451U (ja) 1990-05-25

Family

ID=31421141

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14916288U Pending JPH0269451U (ja) 1988-11-15 1988-11-15

Country Status (1)

Country Link
JP (1) JPH0269451U (ja)

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