JPS60840U - Electron gun structure - Google Patents

Electron gun structure

Info

Publication number
JPS60840U
JPS60840U JP9298083U JP9298083U JPS60840U JP S60840 U JPS60840 U JP S60840U JP 9298083 U JP9298083 U JP 9298083U JP 9298083 U JP9298083 U JP 9298083U JP S60840 U JPS60840 U JP S60840U
Authority
JP
Japan
Prior art keywords
electron gun
gun structure
electron
electron emitting
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
JP9298083U
Other languages
Japanese (ja)
Inventor
功 櫻井
恭一 佐藤
Original Assignee
新日本無線株式会社
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 by 新日本無線株式会社 filed Critical 新日本無線株式会社
Priority to JP9298083U priority Critical patent/JPS60840U/en
Publication of JPS60840U publication Critical patent/JPS60840U/en
Pending legal-status Critical Current

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Landscapes

  • Electron Sources, Ion Sources (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図及び第２図は従来の電子銃の構造をそれぞれ示す
断面図、第３図は本考案に係る電子銃の構造の実施例を
示す断面図、第４図は回能の実施例を示す断面図、第５
図は第４図に示す電子銃と従来のものとの熱負荷の比較
を説明するために示す図である。 １・・・ヒータ、２・・・電子放射陰極、３・・・第一
電極、４・・・第二電極、２１・・・陰極ディスク、２
１１・・・陰極ディスク表面、２１２・・・陰極ディス
ク側面、２３・・・電子遮弊板、２３１・・・透孔。1 and 2 are cross-sectional views showing the structure of a conventional electron gun, FIG. 3 is a cross-sectional view showing an embodiment of the electron gun structure according to the present invention, and FIG. 4 is a cross-sectional view showing an embodiment of the electron gun structure according to the present invention. Cross-sectional view shown, No. 5
The figure is a diagram shown for explaining a comparison of heat loads between the electron gun shown in FIG. 4 and a conventional one. DESCRIPTION OF SYMBOLS 1... Heater, 2... Electron emission cathode, 3... First electrode, 4... Second electrode, 21... Cathode disk, 2
DESCRIPTION OF SYMBOLS 11... Cathode disk surface, 212... Cathode disk side surface, 23... Electron shielding plate, 231... Through hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電子を放射する電子放射陰極の電子放射面方向に第−電
極及び第二電極を順次配設してなる電子銃の構造におい
て、前記電子放射陰極の所定の電子放射面以外を遮弊板
で囲んだことを特徴とする電子銃の構造。In the structure of an electron gun in which a first electrode and a second electrode are sequentially arranged in the direction of an electron emitting surface of an electron emitting cathode that emits electrons, an area other than a predetermined electron emitting surface of the electron emitting cathode is surrounded by a shielding plate. The structure of an electron gun is characterized by
JP9298083U 1983-06-17 1983-06-17 Electron gun structure Pending JPS60840U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9298083U JPS60840U (en) 1983-06-17 1983-06-17 Electron gun structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9298083U JPS60840U (en) 1983-06-17 1983-06-17 Electron gun structure

Publications (1)

Publication Number Publication Date
JPS60840U true JPS60840U (en) 1985-01-07

Family

ID=30223492

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9298083U Pending JPS60840U (en) 1983-06-17 1983-06-17 Electron gun structure

Country Status (1)

Country Link
JP (1) JPS60840U (en)

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