DE69215304T2 - Nullpunkeinstellung eines elektrostatischen Voltmeters - Google Patents

Nullpunkeinstellung eines elektrostatischen Voltmeters

Info

Publication number
DE69215304T2
DE69215304T2 DE69215304T DE69215304T DE69215304T2 DE 69215304 T2 DE69215304 T2 DE 69215304T2 DE 69215304 T DE69215304 T DE 69215304T DE 69215304 T DE69215304 T DE 69215304T DE 69215304 T2 DE69215304 T2 DE 69215304T2
Authority
DE
Germany
Prior art keywords
zero point
point setting
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.)
Expired - Fee Related
Application number
DE69215304T
Other languages
English (en)
Other versions
DE69215304D1 (de
Inventor
Anthony L Paolini
Mark A Scheuer
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
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of DE69215304D1 publication Critical patent/DE69215304D1/de
Application granted granted Critical
Publication of DE69215304T2 publication Critical patent/DE69215304T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
    • 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
    • G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
    • G03G15/0142—Structure of complete machines
    • G03G15/0147—Structure of complete machines using a single reusable electrographic recording member
    • G03G15/0152—Structure of complete machines using a single reusable electrographic recording member onto which the monocolour toner images are superposed before common transfer from the recording member
    • 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
    • G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
    • G03G15/0142—Structure of complete machines
    • G03G15/0147—Structure of complete machines using a single reusable electrographic recording member
    • G03G15/0152—Structure of complete machines using a single reusable electrographic recording member onto which the monocolour toner images are superposed before common transfer from the recording member
    • G03G15/0163—Structure of complete machines using a single reusable electrographic recording member onto which the monocolour toner images are superposed before common transfer from the recording member primary transfer to the final recording medium
    • 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
    • G03G15/5041—Detecting a toner image, e.g. density, toner coverage, using a test patch
DE69215304T 1991-09-05 1992-09-04 Nullpunkeinstellung eines elektrostatischen Voltmeters Expired - Fee Related DE69215304T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/755,192 US5119131A (en) 1991-09-05 1991-09-05 Electrostatic voltmeter (ESV) zero offset adjustment

Publications (2)

Publication Number Publication Date
DE69215304D1 DE69215304D1 (de) 1997-01-02
DE69215304T2 true DE69215304T2 (de) 1997-04-03

Family

ID=25038105

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69215304T Expired - Fee Related DE69215304T2 (de) 1991-09-05 1992-09-04 Nullpunkeinstellung eines elektrostatischen Voltmeters

Country Status (7)

Country Link
US (1) US5119131A (de)
EP (1) EP0531161B1 (de)
JP (1) JP2544067B2 (de)
BR (1) BR9203349A (de)
CA (1) CA2076770C (de)
DE (1) DE69215304T2 (de)
MX (1) MX9203986A (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5285241A (en) * 1982-12-07 1994-02-08 Xerox Corporation Maintaining precise electrostatic control using two ESVs
CA2076791C (en) * 1991-09-05 1999-02-23 Mark A. Scheuer Charged area (cad) image loss control in a tri-level imaging apparatus
CA2107190C (en) * 1992-12-07 1996-10-01 Mark A. Scheuer Maintaining precise electrostatic control using two esvs
US5367361A (en) * 1992-12-16 1994-11-22 Xerox Corporation System and method for controlling voltages of elements in an electrostatic printing apparatus
US5457519A (en) * 1993-12-20 1995-10-10 Xerox Corporation Two dimensional process control system for an electrostratographic printing machine
US5541721A (en) * 1994-12-14 1996-07-30 Xerox Corporation System for controlling electrostatic voltmeters in a tri-level highlight color xerographic printer
JPH08220888A (ja) * 1995-02-13 1996-08-30 Hitachi Koki Co Ltd 静電記録制御方法ならびに静電記録装置
US5953555A (en) * 1998-04-15 1999-09-14 Xerox Corporation Automatic adjustment of area coverage detector position
US8213816B2 (en) * 2009-08-27 2012-07-03 Xerox Corporation Method and system for banding compensation using electrostatic voltmeter based sensing
US8611769B2 (en) 2011-11-22 2013-12-17 Xerox Corporation Method and system for troubleshooting charging and photoreceptor failure modes associated with a xerographic process
US9042755B2 (en) 2013-10-04 2015-05-26 Xerox Corporation Printer control using optical and electrostatic sensors
JP6107621B2 (ja) 2013-11-29 2017-04-05 スズキ株式会社 自動二輪車のシフトロッド装置

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3045644A (en) * 1957-06-06 1962-07-24 Xerox Corp Two-color electrostatic printing apparatus
US3013890A (en) * 1958-07-08 1961-12-19 Xerox Corp Process of developing electrostatic images and composition therefor
US3832170A (en) * 1970-04-01 1974-08-27 Canon Kk Method and apparatus for electronic color photography and photosensitive member used for the same
US3816115A (en) * 1970-06-26 1974-06-11 Xerox Corp Method for forming a plurality of electrostatic latent images on an electrophotographic plate
GB1442234A (en) * 1974-09-24 1976-07-14 Rank Xerox Ltd Xerographic copying machines
US4078929A (en) * 1976-11-26 1978-03-14 Xerox Corporation Method for two-color development of a xerographic charge pattern
US4308821A (en) * 1978-09-22 1982-01-05 Ricoh Company, Ltd. Electrophotographic development apparatus
JPS5911113B2 (ja) * 1979-04-20 1984-03-13 富士通株式会社 電子写真式記録装置
US4403848A (en) * 1982-02-17 1983-09-13 Xerox Corporation Electronic color printing system
US4562130A (en) * 1982-09-28 1985-12-31 Minolta Camera Kabushiki Kaisha Method of forming composite images
JPS60103365A (ja) * 1983-11-11 1985-06-07 Fuji Xerox Co Ltd 静電電位計較正装置
US4588667A (en) * 1984-05-15 1986-05-13 Xerox Corporation Electrophotographic imaging member and process comprising sputtering titanium on substrate
US4654284A (en) * 1985-10-24 1987-03-31 Xerox Corporation Electrostatographic imaging member with anti-curl layer comprising a reaction product of a binder bi-functional coupling agent and crystalline particles
US4731634A (en) * 1986-11-03 1988-03-15 Xerox Corporation Apparatus for printing black and plural highlight color images in a single pass
US4771314A (en) * 1986-12-29 1988-09-13 Xerox Corporation Developer apparatus for a highlight printing apparatus
US4901114A (en) * 1987-03-30 1990-02-13 Xerox Corporation Tri level xerography using a MICR toner in combination with a non-MICR toner
US4780385A (en) * 1987-04-21 1988-10-25 Xerox Corporation Electrophotographic imaging member containing zirconium in base layer
US4811046A (en) * 1987-07-28 1989-03-07 Xerox Corporation Tri-level highlight color printing apparatus with cycle-up and cycle-down control
US4761672A (en) * 1987-07-28 1988-08-02 Xerox Corporation Ramped developer biases
US4833504A (en) * 1987-08-31 1989-05-23 Xerox Corporation Single pass highlight color printer including a scavengeless developer housing
US4810604A (en) * 1987-09-30 1989-03-07 Xerox Corporation Combination xerographic and direct electrostatic printing apparatus for highlight color imaging
JPH01118863A (ja) * 1987-11-02 1989-05-11 Minolta Camera Co Ltd 複写機
US4984022A (en) * 1987-11-26 1991-01-08 Minolta Camera Kabushiki Kaisha Image forming apparatus having means for attenuating bias voltage of the developing sleeve
US4868611A (en) * 1987-12-10 1989-09-19 Xerox Corporation Highlight color imaging with first image neutralization using a scorotron
US4847655A (en) * 1987-12-11 1989-07-11 Xerox Corporation Highlight color imaging apparatus
US4868608A (en) * 1988-01-04 1989-09-19 Xerox Corporation Highlight color imaging apparatus
JP2642373B2 (ja) * 1988-01-12 1997-08-20 株式会社リコー 画像形成装置
US4868600A (en) * 1988-03-21 1989-09-19 Xerox Corporation Scavengeless development apparatus for use in highlight color imaging
JP2927808B2 (ja) * 1988-03-22 1999-07-28 株式会社日立製作所 静電記録装置とその感光体寿命評価方法
US4913348A (en) * 1988-12-22 1990-04-03 Xerox Corporation Method and apparatus for creating contrasting images at substantially full contrast voltage
US4990955A (en) * 1989-04-10 1991-02-05 Xerox Corporation White level stabilization for tri-level imaging
US4998139A (en) * 1989-04-10 1991-03-05 Xerox Corporation Adaptive bias control for tri-level xerography
US5049949A (en) * 1989-06-29 1991-09-17 Xerox Corporation Extension of tri-level xerography to black plus 2 colors
US5021838A (en) * 1989-08-03 1991-06-04 Xerox Corporation Preferred toner/carrier properties
US5032872A (en) * 1989-10-30 1991-07-16 Xerox Corporation Developing device with dual donor rollers including electrically biased electrodes for each donor roller
US5010367A (en) * 1989-12-11 1991-04-23 Xerox Corporation Dual AC development system for controlling the spacing of a toner cloud
US5010368A (en) * 1990-02-20 1991-04-23 Xerox Corporation Magnetic transport roll for supplying toner or carrier and toner to a donor and magnetic developer roll respectively
US5019859A (en) * 1990-05-14 1991-05-28 Xerox Corporation Process control for highlight color with developer switching
US5045893A (en) * 1990-07-02 1991-09-03 Xerox Corporation Highlight printing apparatus

Also Published As

Publication number Publication date
JPH05209915A (ja) 1993-08-20
DE69215304D1 (de) 1997-01-02
US5119131A (en) 1992-06-02
EP0531161A2 (de) 1993-03-10
BR9203349A (pt) 1993-04-06
CA2076770C (en) 1998-11-03
EP0531161B1 (de) 1996-11-20
JP2544067B2 (ja) 1996-10-16
MX9203986A (es) 1993-03-01
CA2076770A1 (en) 1993-03-06
EP0531161A3 (de) 1994-08-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee