JPS58169653U - Cathode ray tube for light source - Google Patents

Cathode ray tube for light source

Info

Publication number
JPS58169653U
JPS58169653U JP6761682U JP6761682U JPS58169653U JP S58169653 U JPS58169653 U JP S58169653U JP 6761682 U JP6761682 U JP 6761682U JP 6761682 U JP6761682 U JP 6761682U JP S58169653 U JPS58169653 U JP S58169653U
Authority
JP
Japan
Prior art keywords
light source
ray tube
cathode ray
cathode
grid
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
JP6761682U
Other languages
Japanese (ja)
Inventor
竹延　眞哉
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP6761682U priority Critical patent/JPS58169653U/en
Publication of JPS58169653U publication Critical patent/JPS58169653U/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図は従来の光源管の一実施例の断面図、第２図は従
来の他の光源管の断面図、第３図は本考案の光源管の性
能を説明するためあ特性図、第４図は本考案の実施例で
第４ａ図は断面図、第４図すは部分拡大図である。Fig. 1 is a sectional view of an embodiment of a conventional light source tube, Fig. 2 is a sectional view of another conventional light source tube, and Fig. 3 is a characteristic diagram for explaining the performance of the light source tube of the present invention. FIG. 4 shows an embodiment of the present invention, FIG. 4a is a sectional view, and FIG. 4 is a partially enlarged view.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 外囲器内に納められたカソード、第１グリツド及び該カ
ソード、第１グリツドよりも高い電位が印加された陽極
電極とを順次配−して拡散電子ビームを発生し、該拡散
電子ビームが外囲器内面に塗付された螢光面を発光させ
る光源用陰極線管において、第１グリツドもしくは陽極
電極のすくなくともいずれかをカソード側に凸面とした
ことを特徴とする光源用陰極線管。A diffused electron beam is generated by sequentially arranging a cathode housed in an envelope, a first grid, and an anode electrode to which a potential higher than that of the cathode and the first grid is applied. A cathode ray tube for a light source in which a fluorescent surface coated on the inner surface of an enclosure emits light, characterized in that at least one of the first grid or the anode electrode has a convex surface toward the cathode side.
JP6761682U 1982-05-07 1982-05-07 Cathode ray tube for light source Pending JPS58169653U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6761682U JPS58169653U (en) 1982-05-07 1982-05-07 Cathode ray tube for light source

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6761682U JPS58169653U (en) 1982-05-07 1982-05-07 Cathode ray tube for light source

Publications (1)

Publication Number Publication Date
JPS58169653U true JPS58169653U (en) 1983-11-12

Family

ID=30077433

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6761682U Pending JPS58169653U (en) 1982-05-07 1982-05-07 Cathode ray tube for light source

Country Status (1)

Country Link
JP (1) JPS58169653U (en)

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