DE3850367D1 - Kopiergerät und -verfahren. - Google Patents

Kopiergerät und -verfahren.

Info

Publication number
DE3850367D1
DE3850367D1 DE3850367T DE3850367T DE3850367D1 DE 3850367 D1 DE3850367 D1 DE 3850367D1 DE 3850367 T DE3850367 T DE 3850367T DE 3850367 T DE3850367 T DE 3850367T DE 3850367 D1 DE3850367 D1 DE 3850367D1
Authority
DE
Germany
Prior art keywords
copier
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
DE3850367T
Other languages
English (en)
Other versions
DE3850367T2 (de
Inventor
Richard P Germain
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 DE3850367D1 publication Critical patent/DE3850367D1/de
Publication of DE3850367T2 publication Critical patent/DE3850367T2/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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/04—Arrangements for exposing and producing an image
    • G03G2215/0495—Plural charge levels of latent image produced, e.g. trilevel

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Color Electrophotography (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
  • Fax Reproducing Arrangements (AREA)
DE3850367T 1987-12-10 1988-12-07 Kopiergerät und -verfahren. Expired - Fee Related DE3850367T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/131,498 US4868611A (en) 1987-12-10 1987-12-10 Highlight color imaging with first image neutralization using a scorotron

Publications (2)

Publication Number Publication Date
DE3850367D1 true DE3850367D1 (de) 1994-07-28
DE3850367T2 DE3850367T2 (de) 1995-01-12

Family

ID=22449720

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3850367T Expired - Fee Related DE3850367T2 (de) 1987-12-10 1988-12-07 Kopiergerät und -verfahren.

Country Status (4)

Country Link
US (1) US4868611A (de)
EP (1) EP0320222B1 (de)
JP (1) JP2809410B2 (de)
DE (1) DE3850367T2 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4847655A (en) * 1987-12-11 1989-07-11 Xerox Corporation Highlight color imaging apparatus
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
US4998144A (en) * 1989-12-26 1991-03-05 Eastman Kodak Company Color palette for copiers
JP2857223B2 (ja) * 1990-05-02 1999-02-17 キヤノン株式会社 液晶性化合物、それを含有する液晶組成物およびそれを使用した液晶素子
US5061969A (en) * 1990-07-02 1991-10-29 Xerox Corporation Hybrid development scheme for trilevel xerography
US5045893A (en) * 1990-07-02 1991-09-03 Xerox Corporation Highlight printing apparatus
US5147745A (en) * 1990-10-29 1992-09-15 Eastman Kodak Company Apparatus for producing raised multiple color images
US5155541A (en) * 1991-07-26 1992-10-13 Xerox Corporation Single pass digital printer with black, white and 2-color capability
US5227270A (en) * 1991-09-05 1993-07-13 Xerox Corporation Esv readings of toner test patches for adjusting ird readings of developed test patches
US5208632A (en) * 1991-09-05 1993-05-04 Xerox Corporation Cycle up convergence of electrostatics in a tri-level imaging apparatus
US5236795A (en) * 1991-09-05 1993-08-17 Xerox Corporation Method of using an infra-red densitometer to insure two-pass cleaning
US5119131A (en) * 1991-09-05 1992-06-02 Xerox Corporation Electrostatic voltmeter (ESV) zero offset adjustment
CA2076791C (en) * 1991-09-05 1999-02-23 Mark A. Scheuer Charged area (cad) image loss control in a tri-level imaging apparatus
US5212029A (en) * 1991-09-05 1993-05-18 Xerox Corporation Ros assisted toner patch generation for use in tri-level imaging
US5223897A (en) * 1991-09-05 1993-06-29 Xerox Corporation Tri-level imaging apparatus using different electrostatic targets for cycle up and runtime
US5157441A (en) * 1991-09-05 1992-10-20 Xerox Corporation Dark decay control system utilizing two electrostatic voltmeters
US5132730A (en) * 1991-09-05 1992-07-21 Xerox Corporation Monitoring of color developer housing in a tri-level highlight color imaging apparatus
US5138378A (en) * 1991-09-05 1992-08-11 Xerox Corporation Electrostatic target recalculation in a xerographic imaging apparatus
US5270782A (en) * 1991-12-23 1993-12-14 Xerox Corporation Single-component development system with intermediate donor member
US5258820A (en) * 1992-07-29 1993-11-02 Xerox Corporation Pre-recharge device for voltage uniformity in read color systems
US5241356A (en) * 1992-07-29 1993-08-31 Xerox Corporation Method and apparatus for minimizing the voltage difference between a developed electrostatic image area and a latent electrostaic non-developed image
US5337136A (en) * 1992-10-23 1994-08-09 Xerox Corporation Tandem trilevel process color printer
US5410395A (en) * 1993-12-02 1995-04-25 Xerox Corporation Means for controlling trilevel inter housing scorotron charging level
US5592281A (en) * 1994-11-25 1997-01-07 Xerox Corporation Development scheme for three color highlight color trilevel xerography
US5600430A (en) * 1994-11-30 1997-02-04 Xerox Corporation 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
US5751437A (en) * 1997-01-21 1998-05-12 Xerox Corporation Development combination exposure and recharge scheme to eliminate development defects in two pass process color xerocolography
US5790928A (en) * 1997-01-21 1998-08-04 Xerox Corporation Switchable dual wavelength flood lamp for simplified color printing architecture based on xerocolography
US5837408A (en) * 1997-08-20 1998-11-17 Xerox Corporation Xerocolography tandem architectures for high speed color printing
US5807652A (en) * 1997-08-20 1998-09-15 Xerox Corporation Process for producing process color in a single pass with three wavelength imager and three layer photoreceptor
US5895738A (en) * 1997-08-22 1999-04-20 Xerox Corporation Extension of xerocolorgraphy to full color printing employing additive RGB+ K colors
US6028616A (en) * 1997-10-23 2000-02-22 Xerox Corporation Enhanced color gamut from 2-pass xerocolography with 2λ imager and 2-layer photoreceptor
US7558507B2 (en) * 2002-03-26 2009-07-07 Brother Kogyo Kabushiki Kaisha Image forming apparatus, and pressure fogging prevention

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3457900A (en) * 1968-02-29 1969-07-29 Eastman Kodak Co Single magnetic brush apparatus for development of electrostatic images
US3900001A (en) * 1971-05-25 1975-08-19 Xerox Corp Developing apparatus
US4078929A (en) * 1976-11-26 1978-03-14 Xerox Corporation Method for two-color development of a xerographic charge pattern
JPS53135337A (en) * 1977-04-29 1978-11-25 Ricoh Co Ltd Electrophotographic method
JPS6028351B2 (ja) * 1977-10-13 1985-07-04 株式会社リコー ２色電子写真複写装置
US4308821A (en) * 1978-09-22 1982-01-05 Ricoh Company, Ltd. Electrophotographic development apparatus
JPS5583069A (en) * 1978-12-19 1980-06-23 Hitachi Ltd Non-impact printer
US4397264A (en) * 1980-07-17 1983-08-09 Xerox Corporation Electrostatic image development system having tensioned flexible recording member
JPS57161762A (en) * 1981-03-30 1982-10-05 Comput Basic Mach Technol Res Assoc Bicolor printer
JPS5825674A (ja) * 1981-08-10 1983-02-15 Konishiroku Photo Ind Co Ltd 磁気ブラシ現像装置
JPS59123860A (ja) * 1982-12-29 1984-07-17 Minolta Camera Co Ltd 合成像複写方法
US4562130A (en) * 1982-09-28 1985-12-31 Minolta Camera Kabushiki Kaisha Method of forming composite images
US4525447A (en) * 1982-11-08 1985-06-25 Minolta Camera Kabushiki Kaisha Image forming method using three component developer
US4660961A (en) * 1984-06-07 1987-04-28 Matsushita Electric Industrial Co., Ltd. Copying apparatus for synthesizing images
US4591713A (en) * 1984-01-03 1986-05-27 Xerox Corporation Efficient, self-limiting corona device for positive or negative charging
JPS62134659A (ja) * 1985-12-07 1987-06-17 Konishiroku Photo Ind Co Ltd 像形成方法及びその装置

Also Published As

Publication number Publication date
JPH01189663A (ja) 1989-07-28
DE3850367T2 (de) 1995-01-12
EP0320222B1 (de) 1994-06-22
US4868611A (en) 1989-09-19
EP0320222A1 (de) 1989-06-14
JP2809410B2 (ja) 1998-10-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee