JPS6267276U - - Google Patents

Info

Publication number
JPS6267276U
JPS6267276U JP13215585U JP13215585U JPS6267276U JP S6267276 U JPS6267276 U JP S6267276U JP 13215585 U JP13215585 U JP 13215585U JP 13215585 U JP13215585 U JP 13215585U JP S6267276 U JPS6267276 U JP S6267276U
Authority
JP
Japan
Prior art keywords
electric field
semiconductor switching
switching device
output
converts
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
JP13215585U
Other languages
English (en)
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 JP13215585U priority Critical patent/JPS6267276U/ja
Publication of JPS6267276U publication Critical patent/JPS6267276U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Current Or Voltage (AREA)

Description

【図面の簡単な説明】
第1図は本考案の第1の実施例装置を示すブロ
ツク図であり、第2図はその検出信号の電圧波形
を示す図であり、第3図は本考案の第2の実施例
装置を示すブロツク図であり、第4図は従来の回
転シヤツター式電界検出装置の原理を示す図であ
り、第5図はその検出信号の電圧波形を示す図で
ある。 1…検出器、1a…電極、2…増幅器、3…同
期検波器、4…指示計、5…半導体スイツチング
素子、6…発振器、7…同期増幅器。

Claims (1)

    【実用新案登録請求の範囲】
  1. 帯電している物体の電圧を、その物体に接触す
    ることなく測定する非接触式電界検出装置におい
    て、前記帯電物体により生起される電界の強度を
    直流信号として検出し、該直流電流出力を半導体
    スイツチング素子を介して出力する如く構成する
    と共に、該半導体スイツチング素子を開閉制御す
    ることにより前記出力を交番信号化することを特
    徴とする非接触式電界検出装置。
JP13215585U 1985-08-28 1985-08-28 Pending JPS6267276U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13215585U JPS6267276U (ja) 1985-08-28 1985-08-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13215585U JPS6267276U (ja) 1985-08-28 1985-08-28

Publications (1)

Publication Number Publication Date
JPS6267276U true JPS6267276U (ja) 1987-04-27

Family

ID=31031279

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13215585U Pending JPS6267276U (ja) 1985-08-28 1985-08-28

Country Status (1)

Country Link
JP (1) JPS6267276U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6482541A (en) * 1987-09-25 1989-03-28 Hitachi Ltd Method and device for measuring semiconductor surface

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6482541A (en) * 1987-09-25 1989-03-28 Hitachi Ltd Method and device for measuring semiconductor surface

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