JPS61141754U - - Google Patents
Info
- Publication number
- JPS61141754U JPS61141754U JP2593785U JP2593785U JPS61141754U JP S61141754 U JPS61141754 U JP S61141754U JP 2593785 U JP2593785 U JP 2593785U JP 2593785 U JP2593785 U JP 2593785U JP S61141754 U JPS61141754 U JP S61141754U
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- insulating stone
- electron tube
- covered
- gap
- 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
- 239000004575 stone Substances 0.000 claims description 5
- 239000011800 void material Substances 0.000 description 1
Landscapes
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Description
第１図は本考案の一実施例の電子管の絶縁石の
部分の断面図、第２図は従来の電子管の電極構造
を示す縦断面図、第３図は第２図に示す絶縁石の
部分の拡大断面図である。
１……ステム、２……支持棒、３……フソラメ
ント、４……グリツド、５，５′……絶縁石、６
，６′……支持板、７，７′……支持板、８′…
…突起部、９′……空隙。
Fig. 1 is a cross-sectional view of the insulating stone portion of an electron tube according to an embodiment of the present invention, Fig. 2 is a vertical cross-sectional view showing the electrode structure of a conventional electron tube, and Fig. 3 is a portion of the insulating stone shown in Fig. 2. FIG. 1... Stem, 2... Support rod, 3... Fusorament, 4... Grid, 5, 5'... Insulating stone, 6
, 6'... Support plate, 7, 7'... Support plate, 8'...
...Protrusion, 9'...Void.
Claims (1)
に絶縁石が設けられた電子管において、前記絶縁
石の表面の一部が空隙を介して遮蔽体に覆われて
いることを特徴とする電子管。 An electron tube in which an insulating stone is provided at the head of the electrode to ensure positional accuracy of the electrode, characterized in that a part of the surface of the insulating stone is covered with a shielding body with a gap in between. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2593785U JPS61141754U (en) | 1985-02-25 | 1985-02-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2593785U JPS61141754U (en) | 1985-02-25 | 1985-02-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61141754U true JPS61141754U (en) | 1986-09-02 |
Family
ID=30521475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2593785U Pending JPS61141754U (en) | 1985-02-25 | 1985-02-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61141754U (en) |
-
1985
- 1985-02-25 JP JP2593785U patent/JPS61141754U/ja active Pending