JPH025866U - - Google Patents
Info
- Publication number
- JPH025866U JPH025866U JP8425488U JP8425488U JPH025866U JP H025866 U JPH025866 U JP H025866U JP 8425488 U JP8425488 U JP 8425488U JP 8425488 U JP8425488 U JP 8425488U JP H025866 U JPH025866 U JP H025866U
- Authority
- JP
- Japan
- Prior art keywords
- electron gun
- case
- filler
- metal
- beam tube
- 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
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 238000010894 electron beam technology Methods 0.000 claims description 4
- 239000000945 filler Substances 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- 230000001133 acceleration Effects 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Microwave Tubes (AREA)
Description
第１図はこの考案の一実施例による電子ビーム
管の電子銃部を示す断面図、第２図は従来の電子
ビーム管の電子銃部を示す断面図、第３図は陰極
の動作温度と寿命との関係を示すグラフ、第４図
は陰極の動作温度と含浸材（バリウム）の蒸発量
との関係を示すグラフである。
図において１は陰極、２はヒータ、３は加速電
極、６は絶縁体、８は金属性のケース、９は充填
材、１０は電子銃、１１は抵抗、５１は金属性の
真空外囲器、５２は陰極支持体、５３は集束電極
支持体、７１はヒータ電圧供給電線、７２は陰極
電圧供給電線、７３は集束電圧供給電線、７４は
加速電圧供給電線を示す。尚、図中、同一符号は
同一、又は相当部分を示す。
Fig. 1 is a sectional view showing the electron gun section of an electron beam tube according to an embodiment of this invention, Fig. 2 is a sectional view showing the electron gun section of a conventional electron beam tube, and Fig. 3 shows the operating temperature of the cathode. FIG. 4 is a graph showing the relationship between the operating temperature of the cathode and the amount of evaporation of the impregnating material (barium). In the figure, 1 is a cathode, 2 is a heater, 3 is an accelerating electrode, 6 is an insulator, 8 is a metal case, 9 is a filler, 10 is an electron gun, 11 is a resistor, and 51 is a metal vacuum envelope , 52 is a cathode support, 53 is a focusing electrode support, 71 is a heater voltage supply wire, 72 is a cathode voltage supply wire, 73 is a focusing voltage supply wire, and 74 is an acceleration voltage supply wire. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
重ねられた複数個のセラミツク絶縁円筒を含み、
前記電子銃部は金属性のケース内に収納され、高
電圧が印加される前記金属電極にはケースの外部
から電圧供給用電線が接続され、前記電子銃部と
ケース間の空隙には電気的絶縁性のよい充填材が
充填された電子ビーム管において、電子銃を構成
する陰極のヒータ電極部とヒータ電圧供給用電線
との間に抵抗を介在して充填材で充填硬化したこ
とを特徴とする電子ビーム管。 It includes a plurality of ceramic insulating cylinders stacked with metal electrodes in between as an electron gun enclosure,
The electron gun section is housed in a metal case, a voltage supply wire is connected from the outside of the case to the metal electrode to which a high voltage is applied, and an electric wire is connected to the gap between the electron gun section and the case. In an electron beam tube filled with a filler with good insulation properties, a resistor is interposed between the heater electrode part of the cathode constituting the electron gun and the electric wire for supplying heater voltage, and the filler is filled and hardened. electron beam tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8425488U JPH025866U (en) | 1988-06-24 | 1988-06-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8425488U JPH025866U (en) | 1988-06-24 | 1988-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH025866U true JPH025866U (en) | 1990-01-16 |
Family
ID=31308951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8425488U Pending JPH025866U (en) | 1988-06-24 | 1988-06-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH025866U (en) |
-
1988
- 1988-06-24 JP JP8425488U patent/JPH025866U/ja active Pending
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