JPH01174842U - - Google Patents
Info
- Publication number
- JPH01174842U JPH01174842U JP7230488U JP7230488U JPH01174842U JP H01174842 U JPH01174842 U JP H01174842U JP 7230488 U JP7230488 U JP 7230488U JP 7230488 U JP7230488 U JP 7230488U JP H01174842 U JPH01174842 U JP H01174842U
- Authority
- JP
- Japan
- Prior art keywords
- leads
- pair
- grid electrode
- electron gun
- contact
- 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
- 239000000126 substance Substances 0.000 claims description 2
- 239000011810 insulating material Substances 0.000 claims 1
- 239000012212 insulator Substances 0.000 description 3
Description
第１図乃至第５図は本考案に係る電子銃の要部
の実施例を説明するためのもので、第１図は第１
の実施例を示す縦断面図、第２図は第１図におけ
るグリツド電極の平面図、第３図は第２の実施例
を示す平面図、第４図は第３の実施例を示す部分
断面を含む側面図、第５図は第４図の電子銃にお
けるグリツド電極の一部省略部分を含む斜視図で
ある。第６図は従来の電子銃の部分縦断面図、第
７図は第６図のＡ―Ａ線に沿う断面図である。
１０……直熱型カソード、１２……リード、１
３……ヒータ、１４……エミツタ物質、１５……
グリツド電極、１８……絶縁体、２０……グリツ
ド電極、２１……絶縁体、２２……グリツド電極
、２３……絶縁体。
1 to 5 are for explaining an embodiment of the main parts of the electron gun according to the present invention, and FIG.
2 is a plan view of the grid electrode in FIG. 1, FIG. 3 is a plan view of the second embodiment, and FIG. 4 is a partial cross section of the third embodiment. FIG. 5 is a perspective view with a partially omitted portion of the grid electrode in the electron gun of FIG. 4. FIG. 6 is a partial vertical sectional view of a conventional electron gun, and FIG. 7 is a sectional view taken along line AA in FIG. 10... Directly heated cathode, 12... Lead, 1
3...Heater, 14...Emitsuta substance, 15...
Grid electrode, 18... Insulator, 20... Grid electrode, 21... Insulator, 22... Grid electrode, 23... Insulator.
Claims (1)
にエミツタ物質を被着した直熱型カソードを、キ
ヤツプ状グリツド電極に前記１対のリードの先端
を当接配置し、この当接部分の少なくとも一方を
絶縁材で形成したことを特徴とする電子銃構体。 A directly heated cathode coated with an emitter substance is placed on a heater stretched at a predetermined position of a pair of leads, and the tips of the pair of leads are placed in contact with a cap-shaped grid electrode, and the contact portion is An electron gun structure characterized in that at least one side thereof is formed of an insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7230488U JPH01174842U (en) | 1988-05-30 | 1988-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7230488U JPH01174842U (en) | 1988-05-30 | 1988-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01174842U true JPH01174842U (en) | 1989-12-12 |
Family
ID=31297476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7230488U Pending JPH01174842U (en) | 1988-05-30 | 1988-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01174842U (en) |
-
1988
- 1988-05-30 JP JP7230488U patent/JPH01174842U/ja active Pending