JPH01129749U - - Google Patents
Info
- Publication number
- JPH01129749U JPH01129749U JP2531588U JP2531588U JPH01129749U JP H01129749 U JPH01129749 U JP H01129749U JP 2531588 U JP2531588 U JP 2531588U JP 2531588 U JP2531588 U JP 2531588U JP H01129749 U JPH01129749 U JP H01129749U
- Authority
- JP
- Japan
- Prior art keywords
- vacuum
- electrode support
- cathode
- electron beam
- electrode
- 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
- 239000000919 ceramic Substances 0.000 claims description 2
- 238000010894 electron beam technology Methods 0.000 claims 2
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Microwave Tubes (AREA)
Description
第１図は本考案の一実施例の縦断面図、第２図
従来の縦断面図である。
１……カソード、２……ウエネルト電極、３…
…電極支持体、４……金属真空外囲器、５……セ
ラミツク円筒、６……コロナリング、７……ヒー
タ、８……つば。
FIG. 1 is a longitudinal sectional view of an embodiment of the present invention, and FIG. 2 is a longitudinal sectional view of a conventional device. 1... cathode, 2... Wehnelt electrode, 3...
...Electrode support, 4...Metal vacuum envelope, 5...Ceramic cylinder, 6...Corona ring, 7...Heater, 8...Brim.
Claims (1)
を整形するウエネルト電極と、これ等を支持する
電極支持体と、セラミツク円筒を含む真空外囲器
とを有し、カソードと反対側の電極支持体の位置
で真空封止される構造を有する電子銃において、
前記電極支持体は真空封止側端部をおおうような
つばを有することを特徴とする電子銃。 It has a cathode that emits an electron beam, a Wehnelt electrode that shapes the electron beam, an electrode support that supports these, and a vacuum envelope that includes a ceramic cylinder, and the position of the electrode support on the opposite side of the cathode. In an electron gun having a vacuum-sealed structure,
An electron gun characterized in that the electrode support has a flange that covers a vacuum-sealed end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2531588U JPH01129749U (en) | 1988-02-26 | 1988-02-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2531588U JPH01129749U (en) | 1988-02-26 | 1988-02-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01129749U true JPH01129749U (en) | 1989-09-04 |
Family
ID=31245945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2531588U Pending JPH01129749U (en) | 1988-02-26 | 1988-02-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01129749U (en) |
-
1988
- 1988-02-26 JP JP2531588U patent/JPH01129749U/ja active Pending