JPH02113257U - - Google Patents

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Publication number
JPH02113257U
JPH02113257U JP6844688U JP6844688U JPH02113257U JP H02113257 U JPH02113257 U JP H02113257U JP 6844688 U JP6844688 U JP 6844688U JP 6844688 U JP6844688 U JP 6844688U JP H02113257 U JPH02113257 U JP H02113257U
Authority
JP
Japan
Prior art keywords
cathode
anode
hole
magnetic field
electrode
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
JP6844688U
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 JP6844688U priority Critical patent/JPH02113257U/ja
Publication of JPH02113257U publication Critical patent/JPH02113257U/ja
Pending legal-status Critical Current

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  • Electron Sources, Ion Sources (AREA)

Description

【図面の簡単な説明】
第1図はこの考案の実施例を示す配置図、第2
図は要部の平面図、第3図は従来例の側面図であ
る。 1……陰極加熱用の電源、2……陰極、3……
制御電極、4……電極孔、5……陽極、8……陽
極孔、9……磁場発生装置、φ,φ……磁束

Claims (1)

    【実用新案登録請求の範囲】
  1. 線状の陰極と、前記陰極を加熱するための加熱
    電源と、前記陰極から電子を取りだすための電極
    孔を備えた制御電極と、陽極とを備え、また前記
    陽極に設けられてある陽極孔内に磁場を発生させ
    るための磁場発生装置を設け、前記磁場発生装置
    によつて陽極孔内に発生する磁束を、前記陰極の
    加熱電流によつて発生する前記制御電極の電極孔
    内の磁束とは強さを同じとし、かつ方向を逆とし
    てなる電子ビーム発生装置。
JP6844688U 1988-05-24 1988-05-24 Pending JPH02113257U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6844688U JPH02113257U (ja) 1988-05-24 1988-05-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6844688U JPH02113257U (ja) 1988-05-24 1988-05-24

Publications (1)

Publication Number Publication Date
JPH02113257U true JPH02113257U (ja) 1990-09-11

Family

ID=31293761

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6844688U Pending JPH02113257U (ja) 1988-05-24 1988-05-24

Country Status (1)

Country Link
JP (1) JPH02113257U (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6199255A (ja) * 1984-10-19 1986-05-17 Jeol Ltd ライン状電子ビ−ム発生装置
JPS62108439A (ja) * 1985-11-05 1987-05-19 Hitachi Ltd 電界放射形電子銃

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6199255A (ja) * 1984-10-19 1986-05-17 Jeol Ltd ライン状電子ビ−ム発生装置
JPS62108439A (ja) * 1985-11-05 1987-05-19 Hitachi Ltd 電界放射形電子銃

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