JPS57133361A - Potential sensor - Google Patents

Potential sensor

Info

Publication number
JPS57133361A
JPS57133361A JP1965781A JP1965781A JPS57133361A JP S57133361 A JPS57133361 A JP S57133361A JP 1965781 A JP1965781 A JP 1965781A JP 1965781 A JP1965781 A JP 1965781A JP S57133361 A JPS57133361 A JP S57133361A
Authority
JP
Japan
Prior art keywords
metal plate
charge
insulator
case
detection hole
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
JP1965781A
Other languages
English (en)
Inventor
Hiroaki Yamada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
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 by NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP1965781A priority Critical patent/JPS57133361A/ja
Publication of JPS57133361A publication Critical patent/JPS57133361A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/18—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of DC into AC, e.g. with choppers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Radiation (AREA)
JP1965781A 1981-02-13 1981-02-13 Potential sensor Pending JPS57133361A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1965781A JPS57133361A (en) 1981-02-13 1981-02-13 Potential sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1965781A JPS57133361A (en) 1981-02-13 1981-02-13 Potential sensor

Publications (1)

Publication Number Publication Date
JPS57133361A true JPS57133361A (en) 1982-08-18

Family

ID=12005312

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1965781A Pending JPS57133361A (en) 1981-02-13 1981-02-13 Potential sensor

Country Status (1)

Country Link
JP (1) JPS57133361A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59128576U (ja) * 1983-02-19 1984-08-29 株式会社村田製作所 圧電音叉

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4931908U (ja) * 1972-06-22 1974-03-19

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4931908U (ja) * 1972-06-22 1974-03-19

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59128576U (ja) * 1983-02-19 1984-08-29 株式会社村田製作所 圧電音叉

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