JPS60184250U - electron gun structure - Google Patents
electron gun structureInfo
- Publication number
- JPS60184250U JPS60184250U JP7139884U JP7139884U JPS60184250U JP S60184250 U JPS60184250 U JP S60184250U JP 7139884 U JP7139884 U JP 7139884U JP 7139884 U JP7139884 U JP 7139884U JP S60184250 U JPS60184250 U JP S60184250U
- Authority
- JP
- Japan
- Prior art keywords
- cathode
- electron gun
- impregnated
- gun assembly
- cathode substrate
- 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
Links
Landscapes
- 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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の電子銃構体の一実施例を示す縦断面図
、第２図は従来の電子銃構体を示す縦断面図、第３図お
よび第４図はそれぞれ本考案の電子銃構体の他の実施例
を示す縦断面図である。
１・・・・・・含浸型陰極基体、２・・・・・・小径部
、３・・・・・・大径部、４・・・・・・カップ、５・
・・・・・ヒータ、６・・・・・・陰極スリーブ、８・
・・・・・カソードホルダー、９・・・・・・ストラッ
プ、１０・・・・・・アパーチャ電極、１２・・・・・
・第２グリツド、１３，１６．１８・・・・・・熱反射
板。FIG. 1 is a vertical sectional view showing an embodiment of the electron gun assembly of the present invention, FIG. 2 is a longitudinal sectional view showing a conventional electron gun assembly, and FIGS. 3 and 4 are respectively the electron gun assembly of the present invention. It is a longitudinal cross-sectional view which shows another Example. DESCRIPTION OF SYMBOLS 1... Impregnated cathode substrate, 2... Small diameter part, 3... Large diameter part, 4... Cup, 5...
...Heater, 6...Cathode sleeve, 8.
... Cathode holder, 9 ... Strap, 10 ... Aperture electrode, 12 ...
・Second grid, 13, 16, 18... Heat reflecting plate.
Claims (2)
含浸される含浸型陰極基体と、この含浸型陰極基体を一
端で保持し前記含浸型陰極基体を加熱するヒータの陰極
スリーブと、この陰極スリーブを囲繞して配設されこの
陰極スリーブをストラップを介して支持するカソードホ
ルダーとを備えた電子銃構体において、前記含浸型陰極
基体の前記アパーチャ電極との対向面以外の表面の少な
くとも一部分を覆う形で゛、かつ前記含浸型陰極基体に
接触することなく熱反射板を形成したことを特徴とする
電子銃構体。(1) An impregnated cathode substrate with a small diameter on the aperture electrode side and impregnated with an electron emitting substance, a cathode sleeve of a heater that holds this impregnated cathode substrate at one end and heats the impregnated cathode substrate, and this cathode. an electron gun assembly including a cathode holder that surrounds the sleeve and supports the cathode sleeve via a strap, covering at least a portion of the surface of the impregnated cathode substrate other than the surface facing the aperture electrode; 1. An electron gun assembly characterized in that the electron gun assembly has a heat reflecting plate having a shape of "1" and does not come into contact with the impregnated cathode substrate.
側端に固着されている実用新案登録請求の範囲第１項記
載の電子銃構体。(2) The electron gun assembly according to claim 1, wherein the heat reflecting plate is fixed to the aperture electrode side end of the cathode holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7139884U JPS60184250U (en) | 1984-05-16 | 1984-05-16 | electron gun structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7139884U JPS60184250U (en) | 1984-05-16 | 1984-05-16 | electron gun structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60184250U true JPS60184250U (en) | 1985-12-06 |
Family
ID=30608855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7139884U Pending JPS60184250U (en) | 1984-05-16 | 1984-05-16 | electron gun structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60184250U (en) |
-
1984
- 1984-05-16 JP JP7139884U patent/JPS60184250U/en active Pending
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