DE69308418D1 - Vorab-Wiederaufladevorrichtung für Spannungsgleichförmigkeit in Farbsystemen - Google Patents

Vorab-Wiederaufladevorrichtung für Spannungsgleichförmigkeit in Farbsystemen

Info

Publication number
DE69308418D1
DE69308418D1 DE69308418T DE69308418T DE69308418D1 DE 69308418 D1 DE69308418 D1 DE 69308418D1 DE 69308418 T DE69308418 T DE 69308418T DE 69308418 T DE69308418 T DE 69308418T DE 69308418 D1 DE69308418 D1 DE 69308418D1
Authority
DE
Germany
Prior art keywords
color systems
recharge device
voltage uniformity
uniformity
voltage
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
DE69308418T
Other languages
English (en)
Other versions
DE69308418T2 (de
Inventor
Charles H Tabb
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
Application granted granted Critical
Publication of DE69308418D1 publication Critical patent/DE69308418D1/de
Publication of DE69308418T2 publication Critical patent/DE69308418T2/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
    • G03G15/01—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
    • G03G15/0157—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 with special treatment between monocolour image formation
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Color Electrophotography (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
DE69308418T 1992-07-29 1993-07-26 Vorab-Wiederaufladevorrichtung für Spannungsgleichförmigkeit in Farbsystemen Expired - Fee Related DE69308418T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/921,176 US5258820A (en) 1992-07-29 1992-07-29 Pre-recharge device for voltage uniformity in read color systems

Publications (2)

Publication Number Publication Date
DE69308418D1 true DE69308418D1 (de) 1997-04-10
DE69308418T2 DE69308418T2 (de) 1997-08-07

Family

ID=25445033

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69308418T Expired - Fee Related DE69308418T2 (de) 1992-07-29 1993-07-26 Vorab-Wiederaufladevorrichtung für Spannungsgleichförmigkeit in Farbsystemen

Country Status (4)

Country Link
US (1) US5258820A (de)
EP (1) EP0581563B1 (de)
JP (1) JPH0675436A (de)
DE (1) DE69308418T2 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07301968A (ja) * 1992-12-07 1995-11-14 Xerox Corp カラー画像形成方法及び画像形成装置
US5359393A (en) * 1992-12-22 1994-10-25 Xerox Corporation Method and apparatus for measuring photoreceptor voltage potential using a charging device
CA2149738C (en) * 1994-07-05 2001-04-10 Raymond J. Ashton Printing machine architecture
US5539506A (en) * 1994-10-31 1996-07-23 Xerox Corporation Edge raggedness and background removal by post development member
US5592281A (en) * 1994-11-25 1997-01-07 Xerox Corporation Development scheme for three color highlight color trilevel xerography
US5579089A (en) * 1994-11-30 1996-11-26 Xerox Corporation Method and apparatus for reducing transferred background toner
US5581330A (en) 1994-11-30 1996-12-03 Xerox Corporation Method and apparatus for reducing residual toner voltage
US5600430A (en) * 1994-11-30 1997-02-04 Xerox Corporation Split recharge method and apparatus for color image formation
US5537198A (en) * 1994-12-12 1996-07-16 Xerox Corporation Double split recharge method and apparatus for color image formation
US5579100A (en) * 1994-12-23 1996-11-26 Xerox Corporation Single positive recharge method and apparatus for color image formation
US5574541A (en) * 1995-06-07 1996-11-12 Xerox Corporation Corona dual-use for color image formation
US5539501A (en) * 1995-07-20 1996-07-23 Xerox Corporation High slope AC charging device having groups of wires
US5748218A (en) * 1996-01-17 1998-05-05 Eastman Kodak Company Method for forming toner images with two distinct toners
EP0785478B1 (de) 1996-01-17 2002-12-11 NexPress Solutions LLC Verfahren um Tonerbilder aus zwei unterschiedlichen Tonermaterialen zu erstellen
US5713064A (en) * 1996-01-17 1998-01-27 Eastman Kodak Company Method and apparatus for forming toner images with two distinct toners
US5781839A (en) * 1996-03-05 1998-07-14 Ricoh Company, Ltd. Multicolor image forming apparatus
US5613176A (en) * 1996-03-25 1997-03-18 Xerox Corporation Image on image process color with two black development steps
US5812169A (en) * 1996-05-14 1998-09-22 Eastman Kodak Company Combined storage of data for two printheads
US5723240A (en) * 1996-05-29 1998-03-03 Eastman Kodak Company Method for controlling the formation of toner images with two distinct toners
US5742886A (en) * 1996-06-24 1998-04-21 Xerox Corporation Method and apparatus for removing edge raggedness from images
US5666612A (en) * 1996-08-19 1997-09-09 Xerox Corporation Roller to press the image toner on the photoreceptor
US5778289A (en) * 1997-07-14 1998-07-07 Xerox Corporation D.C. recharge to reduce cross contamination in the read IOI process
US5778288A (en) * 1997-07-14 1998-07-07 Xerox Corporation Erase before A.C. recharge in color electrographic printing
US5848335A (en) * 1997-07-14 1998-12-08 Xerox Corporation Internal erase before last development in color electrophotographic printing
US5926674A (en) * 1998-01-08 1999-07-20 Xerox Corporation Reverse polarity split recharge in recharge-expose-and-develop image on imaging printing
US5991579A (en) * 1998-11-23 1999-11-23 Xerox Corporation High slope DC/AC combination charging device
DE102007033238A1 (de) * 2007-07-17 2009-01-22 OCé PRINTING SYSTEMS GMBH Verfahren zum Erzeugen von nebeneinander auf einem Bedruckstoff liegenden Druckbildern mit Hilfe einer elektrofotografischen Druckeinrichtung
DE102007047158A1 (de) * 2007-10-02 2009-04-09 OCé PRINTING SYSTEMS GMBH Verfahren und Anordnung zum Erzeugen von nebeneinander auf einem Bedruckstoff liegenden Druckbildern mit Hilfe einer elektrofotografischen Druckeinrichtung
JP4988868B2 (ja) * 2007-02-22 2012-08-01 オーセ プリンティング システムズ ゲゼルシャフト ミット ベシュレンクテル ハフツング 電子写真印刷装置を用いて被印刷物上に隣接する印刷画像を形成するための方法
DE102007008801A1 (de) * 2007-02-22 2008-08-28 OCé PRINTING SYSTEMS GMBH Verfahren zum Erzeugen von nebeneinander auf einem Bedruckstoff liegenden Druckbildern mit Hilfe einer elektrofotografischen Druckeinrichtung

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4033668A (en) * 1976-04-08 1977-07-05 Bell Telephone Laboratories, Incorporated Solderable glass splices, terminations and hermetic seals
US4660961A (en) * 1984-06-07 1987-04-28 Matsushita Electric Industrial Co., Ltd. Copying apparatus for synthesizing images
JP2537783B2 (ja) * 1985-11-14 1996-09-25 松下電器産業株式会社 カラ−電子写真方法
US4660059A (en) * 1985-11-25 1987-04-21 Xerox Corporation Color printing machine
JPS62136666A (ja) * 1985-12-11 1987-06-19 Matsushita Electric Ind Co Ltd カラ−電子写真方法
JP2609226B2 (ja) * 1986-02-24 1997-05-14 株式会社日立製作所 カラー電子写真装置
JPS6394257A (ja) * 1986-10-08 1988-04-25 Nec Corp 電子写真式記録方式
JP2507359B2 (ja) * 1986-10-28 1996-06-12 株式会社東芝 画像形成装置
US4761669A (en) * 1987-05-21 1988-08-02 Xerox Corporation Highlight color printing
US4868611A (en) * 1987-12-10 1989-09-19 Xerox Corporation Highlight color imaging with first image neutralization using a scorotron
US4833503A (en) * 1987-12-28 1989-05-23 Xerox Corporation Electronic color printing system with sonic toner release development
US4984021A (en) * 1988-09-30 1991-01-08 Xerox Corporation Photoreceptor edge erase system for tri-level xerography
US4959286A (en) * 1989-04-03 1990-09-25 Xerox Corporation Two-pass highlight color imaging with developer housing bias switching
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
US5080988A (en) * 1989-11-22 1992-01-14 Xerox Corporation Biasing scheme for improving latitudes in the tri-level xerographic process
CA2050640A1 (en) * 1990-11-29 1992-05-30 John F. O'brien Direct writing color printing apparatus

Also Published As

Publication number Publication date
US5258820A (en) 1993-11-02
EP0581563A2 (de) 1994-02-02
EP0581563B1 (de) 1997-03-05
DE69308418T2 (de) 1997-08-07
JPH0675436A (ja) 1994-03-18
EP0581563A3 (en) 1994-09-14

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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