JPH0163062U - - Google Patents

Info

Publication number
JPH0163062U
JPH0163062U JP1987157779U JP15777987U JPH0163062U JP H0163062 U JPH0163062 U JP H0163062U JP 1987157779 U JP1987157779 U JP 1987157779U JP 15777987 U JP15777987 U JP 15777987U JP H0163062 U JPH0163062 U JP H0163062U
Authority
JP
Japan
Prior art keywords
shield
cathode
voltage
acceleration
power supply
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
Application number
JP1987157779U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1987157779U priority Critical patent/JPH0163062U/ja
Publication of JPH0163062U publication Critical patent/JPH0163062U/ja
Pending legal-status Critical Current

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Landscapes

  • Electron Sources, Ion Sources (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第1図はこの考案の実施例を示す回路図、第2
図は従来例の回路図である。 1…加速用のシールド、2…カソード、4…加
熱トランス、7…加速電圧印加用の端子、8…直
流電源。
Figure 1 is a circuit diagram showing an embodiment of this invention, Figure 2 is a circuit diagram showing an embodiment of this invention.
The figure is a circuit diagram of a conventional example. 1... Shield for acceleration, 2... Cathode, 4... Heating transformer, 7... Terminal for applying acceleration voltage, 8... DC power supply.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 加速用のシールドの内部にカソードを配置し、
前記シールドのみに加速用の電圧を印加するとと
もに、前記カソードにおける電子の生成量を減少
させるように、前記カソードに、前記シールドに
対して正の直流電圧を与える直流電源を備えてな
る電子線照射装置。
A cathode is placed inside the shield for acceleration,
Electron beam irradiation, comprising: applying an accelerating voltage only to the shield, and providing the cathode with a DC power supply that applies a positive DC voltage to the shield so as to reduce the amount of electrons generated at the cathode; Device.
JP1987157779U 1987-10-15 1987-10-15 Pending JPH0163062U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987157779U JPH0163062U (en) 1987-10-15 1987-10-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987157779U JPH0163062U (en) 1987-10-15 1987-10-15

Publications (1)

Publication Number Publication Date
JPH0163062U true JPH0163062U (en) 1989-04-24

Family

ID=31437518

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987157779U Pending JPH0163062U (en) 1987-10-15 1987-10-15

Country Status (1)

Country Link
JP (1) JPH0163062U (en)

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