JPS5814663U

JPS5814663U - electron gun structure

Info

Publication number: JPS5814663U
Application number: JP10859081U
Authority: JP
Inventors: 竹島　正志; 北口　稔
Original assignee: 株式会社東芝
Priority date: 1981-07-23
Filing date: 1981-07-23
Publication date: 1983-01-29

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

[Brief explanation of the drawing]

第１図は電子銃構体に用いられる絶縁物を示す概略図、
第２図乃至第４図は本考案の電子銃構体に適用される絶
縁物の実施例を示す概略図である。１・・・絶縁物、２．　４．　５・・・高密度部分、３
・・・低密度部分、６・・・中密度部分。Figure 1 is a schematic diagram showing the insulator used in the electron gun structure;
FIGS. 2 to 4 are schematic diagrams showing examples of insulators applied to the electron gun assembly of the present invention. 1... Insulator, 2. 4. 5...High density part, 3
...Low density part, 6...Medium density part.

Claims

[Scope of utility model registration request]

(1) In an electron gun assembly in which a plurality of electrodes are sequentially arranged in the tube axis direction, and at least some of the plurality of electrodes are supported and fixed by an insulator extending along the tube axis direction, the An electron gun structure characterized in that the object is composed of parts with different densities along the tube axis direction.

(2) The electron gun assembly according to claim 1, wherein the difference in density is 3% or more in terms of the difference in specific gravity.

(3) The electron gun assembly according to claim 1, wherein portions having different densities are arranged alternately.

(4) The electron gun assembly according to claim 1, which is a registered utility model, characterized in that a high-density portion is disposed corresponding to a support portion of an electrode to which a high voltage is applied.