GB8509461D0 - Electrostatic voltmeter - Google Patents

Electrostatic voltmeter

Info

Publication number
GB8509461D0
GB8509461D0 GB8509461A GB8509461A GB8509461D0 GB 8509461 D0 GB8509461 D0 GB 8509461D0 GB 8509461 A GB8509461 A GB 8509461A GB 8509461 A GB8509461 A GB 8509461A GB 8509461 D0 GB8509461 D0 GB 8509461D0
Authority
GB
United Kingdom
Prior art keywords
electrostatic voltmeter
voltmeter
electrostatic
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.)
Granted
Application number
GB8509461A
Other versions
GB2157838B (en
GB2157838A (en
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.)
Xerox Corp
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 US06/600,060 external-priority patent/US4835461A/en
Priority claimed from US06/600,061 external-priority patent/US4614908A/en
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of GB8509461D0 publication Critical patent/GB8509461D0/en
Publication of GB2157838A publication Critical patent/GB2157838A/en
Application granted granted Critical
Publication of GB2157838B publication Critical patent/GB2157838B/en
Expired legal-status Critical Current

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
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
    • G03G15/5037—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor the characteristics being an electrical parameter, e.g. voltage
    • 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
    • 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
    • G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
    • G03G15/221—Machines other than electrographic copiers, e.g. electrophotographic cameras, electrostatic typewriters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • 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
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/043—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for controlling illumination or exposure
GB8509461A 1984-04-13 1985-04-12 Electrostatic voltmeter Expired GB2157838B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/600,060 US4835461A (en) 1984-04-13 1984-04-13 Microdeflector probe for electrostatic voltmeter
US06/600,061 US4614908A (en) 1984-04-13 1984-04-13 Microdeflector probe for electrostatic voltmeters

Publications (3)

Publication Number Publication Date
GB8509461D0 true GB8509461D0 (en) 1985-05-15
GB2157838A GB2157838A (en) 1985-10-30
GB2157838B GB2157838B (en) 1988-05-18

Family

ID=27083515

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8509461A Expired GB2157838B (en) 1984-04-13 1985-04-12 Electrostatic voltmeter

Country Status (2)

Country Link
DE (1) DE3509710C2 (en)
GB (1) GB2157838B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2184315A (en) * 1985-12-17 1987-06-17 Spence Bate Reading electric charge images
GB2239955A (en) * 1990-01-11 1991-07-17 Electricity Council A high voltage voltmeter
JP3000492B2 (en) * 1991-04-22 2000-01-17 キヤノン株式会社 Information processing device
AT397726B (en) * 1992-02-21 1994-06-27 Oesterr Forsch Seibersdorf Device for measuring electrostatic DC fields

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US339721A (en) * 1886-04-13 whiton
DE581597C (en) * 1930-07-30 1933-10-27 Richard Dirks Arrangement for determining the moisture content of lengths of fabric
US3614677A (en) * 1966-04-29 1971-10-19 Ibm Electromechanical monolithic resonator
DE2341073B2 (en) * 1973-08-10 1980-01-10 Siemens Ag, 1000 Berlin Und 8000 Muenchen Measuring device for the voltage in an encapsulated high-voltage switchgear
US4367948A (en) * 1979-04-24 1983-01-11 Canon Kabushiki Kaisha Surface potential electrometer and image forming apparatus using the same
US4370616A (en) * 1980-08-15 1983-01-25 Williams Bruce T Low impedance electrostatic detector

Also Published As

Publication number Publication date
GB2157838B (en) 1988-05-18
DE3509710C2 (en) 1996-03-28
GB2157838A (en) 1985-10-30
DE3509710A1 (en) 1985-10-31

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020412