JPS587456U - Indirectly heated cathode structure - Google Patents

Indirectly heated cathode structure

Info

Publication number
JPS587456U
JPS587456U JP10056981U JP10056981U JPS587456U JP S587456 U JPS587456 U JP S587456U JP 10056981 U JP10056981 U JP 10056981U JP 10056981 U JP10056981 U JP 10056981U JP S587456 U JPS587456 U JP S587456U
Authority
JP
Japan
Prior art keywords
indirectly heated
heated cathode
cylinder
cathode structure
cap
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
JP10056981U
Other languages
Japanese (ja)
Inventor
角田　丈夫
長澤　英敏
Original Assignee
株式会社東芝
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 株式会社東芝 filed Critical 株式会社東芝
Priority to JP10056981U priority Critical patent/JPS587456U/en
Publication of JPS587456U publication Critical patent/JPS587456U/en
Pending legal-status Critical Current

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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 drawings]

第１図は従来の傍熱型陰極構体の断面図、第２図はレー
ザ光線を用いて従来の傍熱型陰極の帽体側よ、り溶接を
行った時の局部断面図、第３図ＡおよびＢは本考案の陰
極構体の断面図である。 １・・・電子放射性物質、２・・・帽状基体金属、３・
・・薄肉筒体、５・・・第２の筒体。Figure 1 is a sectional view of a conventional indirectly heated cathode assembly, Figure 2 is a local sectional view of a conventional indirectly heated cathode welded from the cap side using a laser beam, and Figure 3A. and B are cross-sectional views of the cathode structure of the present invention. 1... Electron radioactive material, 2... Cap-shaped base metal, 3...
... Thin cylinder, 5... Second cylinder.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電子放射性物質を被着した帽状基体金属を筒体へ冠着し
たのちレーザ光源により、前記帽状基体金属と筒体とを
溶接する工程を経て得られる傍熱型陰極において、前記
筒体は少くとも溶接される、　部位が二重構造になって
いることを特徴とする傍熱陰極構体。In an indirectly heated cathode obtained through a step of capping a cap-shaped base metal coated with an electron radioactive substance onto a cylinder and then welding the cap-shaped base metal and the cylinder with a laser light source, the cylinder is An indirectly heated cathode structure characterized by having a double structure at least in parts that are welded.
JP10056981U 1981-07-08 1981-07-08 Indirectly heated cathode structure Pending JPS587456U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10056981U JPS587456U (en) 1981-07-08 1981-07-08 Indirectly heated cathode structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10056981U JPS587456U (en) 1981-07-08 1981-07-08 Indirectly heated cathode structure

Publications (1)

Publication Number Publication Date
JPS587456U true JPS587456U (en) 1983-01-18

Family

ID=29895253

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10056981U Pending JPS587456U (en) 1981-07-08 1981-07-08 Indirectly heated cathode structure

Country Status (1)

Country Link
JP (1) JPS587456U (en)

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