JPH0343248U - - Google Patents
Info
- Publication number
- JPH0343248U JPH0343248U JP10519589U JP10519589U JPH0343248U JP H0343248 U JPH0343248 U JP H0343248U JP 10519589 U JP10519589 U JP 10519589U JP 10519589 U JP10519589 U JP 10519589U JP H0343248 U JPH0343248 U JP H0343248U
- Authority
- JP
- Japan
- Prior art keywords
- filament
- irradiation port
- longitudinal direction
- electron beam
- along
- 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
- 238000010894 electron beam technology Methods 0.000 claims 2
Landscapes
- Electron Sources, Ion Sources (AREA)
Description
第１図はこの考案の実施例を示すもので、一部
を切り開いた斜視図、第２図は従来例の一部を切
り開いた斜視図である。
１…照射口、２…シールド管、３…フイラメン
ト、４…真空チヤンバー、６…端部フイラメント
。
FIG. 1 shows an embodiment of this invention, which is a partially cut-away perspective view, and FIG. 2 is a partially cut-away perspective view of a conventional example. 1... Irradiation port, 2... Shield tube, 3... Filament, 4... Vacuum chamber, 6... End filament.
Claims (1)
前記照射口に面して、電子線を放射するフイラメ
ントを、前記照射口の長手方向に沿つて配置する
とともに、前記フイラメントの長手方向に沿う端
部に、前記フイラメントの発熱量より大きい発熱
量の端部フイラメントを配置してなる電子銃。 Inside the shield tube with an electron beam irradiation port,
A filament that emits an electron beam is disposed facing the irradiation port along the longitudinal direction of the irradiation port, and a filament with a calorific value larger than that of the filament is disposed along the longitudinal direction of the filament. An electron gun with a filament at the end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10519589U JPH0343248U (en) | 1989-09-06 | 1989-09-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10519589U JPH0343248U (en) | 1989-09-06 | 1989-09-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0343248U true JPH0343248U (en) | 1991-04-23 |
Family
ID=31653965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10519589U Pending JPH0343248U (en) | 1989-09-06 | 1989-09-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0343248U (en) |
-
1989
- 1989-09-06 JP JP10519589U patent/JPH0343248U/ja active Pending