IT1019802B - ELECTROMETER EQUIPMENT TO DETECT WITHOUT CONTACT THE ELECTRIC CHARGE PRESENT ON A SURFACE - Google Patents

ELECTROMETER EQUIPMENT TO DETECT WITHOUT CONTACT THE ELECTRIC CHARGE PRESENT ON A SURFACE

Info

Publication number
IT1019802B
IT1019802B IT2613574A IT2613574A IT1019802B IT 1019802 B IT1019802 B IT 1019802B IT 2613574 A IT2613574 A IT 2613574A IT 2613574 A IT2613574 A IT 2613574A IT 1019802 B IT1019802 B IT 1019802B
Authority
IT
Italy
Prior art keywords
electrometer
detect
equipment
contact
electric charge
Prior art date
Application number
IT2613574A
Other languages
Italian (it)
Original Assignee
Xerox Corp
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
Priority claimed from US00388320A external-priority patent/US3835380A/en
Priority claimed from US00388505A external-priority patent/US3852668A/en
Application filed by Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of IT1019802B publication Critical patent/IT1019802B/en

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/12—Measuring electrostatic fields or voltage-potential
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/24—Arrangements for measuring quantities of charge
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R5/00—Instruments for converting a single current or a single voltage into a mechanical displacement
    • G01R5/28—Electrostatic instruments

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
IT2613574A 1973-08-14 1974-08-08 ELECTROMETER EQUIPMENT TO DETECT WITHOUT CONTACT THE ELECTRIC CHARGE PRESENT ON A SURFACE IT1019802B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US00388320A US3835380A (en) 1973-08-14 1973-08-14 Electrometer system
US00388505A US3852668A (en) 1973-08-14 1973-08-14 Electrometer system

Publications (1)

Publication Number Publication Date
IT1019802B true IT1019802B (en) 1977-11-30

Family

ID=27012262

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2613574A IT1019802B (en) 1973-08-14 1974-08-08 ELECTROMETER EQUIPMENT TO DETECT WITHOUT CONTACT THE ELECTRIC CHARGE PRESENT ON A SURFACE

Country Status (4)

Country Link
DE (1) DE2426911A1 (en)
FR (1) FR2245954B1 (en)
GB (1) GB1473366A (en)
IT (1) IT1019802B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109100581A (en) * 2018-09-30 2018-12-28 广州供电局有限公司 Disc insulator surface charge method for fast measuring, device and computer equipment

Also Published As

Publication number Publication date
FR2245954A1 (en) 1975-04-25
DE2426911A1 (en) 1975-02-20
GB1473366A (en) 1977-05-11
FR2245954B1 (en) 1976-12-31

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