FR2354029A5 - Procede et machine de reproduction de documents - Google Patents

Procede et machine de reproduction de documents

Info

Publication number
FR2354029A5
FR2354029A5 FR7246448A FR7246448A FR2354029A5 FR 2354029 A5 FR2354029 A5 FR 2354029A5 FR 7246448 A FR7246448 A FR 7246448A FR 7246448 A FR7246448 A FR 7246448A FR 2354029 A5 FR2354029 A5 FR 2354029A5
Authority
FR
France
Prior art keywords
machine
reproduction process
document reproduction
document
reproduction
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
Application number
FR7246448A
Other languages
English (en)
French (fr)
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.)
Fujifilm Business Innovation Corp
Original Assignee
Fuji Xerox Co Ltd
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 Fuji Xerox Co Ltd filed Critical Fuji Xerox Co Ltd
Application granted granted Critical
Publication of FR2354029A5 publication Critical patent/FR2354029A5/fr
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
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/06—Eliminating residual charges from a reusable imaging member
    • G03G21/08—Eliminating residual charges from a reusable imaging member using optical radiation
    • 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
    • G03G15/045—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 charging or discharging distinct portions of the charge pattern on the recording material, e.g. for contrast enhancement or discharging non-image areas
    • G03G15/047—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 charging or discharging distinct portions of the charge pattern on the recording material, e.g. for contrast enhancement or discharging non-image areas for discharging non-image areas
    • 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
    • G03G2215/0429—Changing or enhancing the image
    • G03G2215/0431—Producing a clean non-image area, i.e. avoiding show-around effects
    • G03G2215/0434—Parameters defining the non-image area to be cleaned
    • G03G2215/0443—Copy medium outline relative to the charge image
    • 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
    • G03G2215/0429—Changing or enhancing the image
    • G03G2215/0431—Producing a clean non-image area, i.e. avoiding show-around effects
    • G03G2215/0448—Charge-erasing means for the non-image area

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Cleaning In Electrography (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
FR7246448A 1971-12-27 1972-12-27 Procede et machine de reproduction de documents Expired FR2354029A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10548371A JPS5618953B2 (de) 1971-12-27 1971-12-27

Publications (1)

Publication Number Publication Date
FR2354029A5 true FR2354029A5 (fr) 1977-12-30

Family

ID=14408821

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7246448A Expired FR2354029A5 (fr) 1971-12-27 1972-12-27 Procede et machine de reproduction de documents

Country Status (5)

Country Link
US (1) US3778148A (de)
JP (1) JPS5618953B2 (de)
DE (1) DE2263707C3 (de)
FR (1) FR2354029A5 (de)
GB (1) GB1412249A (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS588507B2 (ja) * 1974-06-10 1983-02-16 株式会社リコー 湿式現像装置
DE2535366C3 (de) * 1974-08-14 1981-05-07 Ricoh Co., Ltd., Tokyo Elektrophotographisches Verfahren und Einrichtung
JPS51119229A (en) * 1975-04-11 1976-10-19 Minolta Camera Co Ltd Electrophotography
NL7507493A (nl) * 1975-06-24 1976-12-28 Oce Van Der Grinten Nv Kopieerinrichting.
JPS5229145U (de) * 1975-08-21 1977-03-01
JPS599054B2 (ja) * 1975-10-29 1984-02-29 ミノルタ株式会社 電子複写装置
JPS5264936A (en) * 1975-11-25 1977-05-28 Canon Inc Apparatus for electronic photography
JPS5289923A (en) * 1976-01-23 1977-07-28 Ricoh Co Ltd Cleaning of remaining toner in electrophotographic copier
JPS52110640A (en) * 1976-03-15 1977-09-16 Minolta Camera Co Ltd Static latent image transferring electrophotographic copier
CH621421A5 (en) * 1976-03-31 1981-01-30 Du Pont Magnetographic dry copying process and device for carrying it out
US4047811A (en) * 1976-05-27 1977-09-13 Xerox Corporation Available light marginal illumination system
JPS6320996Y2 (de) * 1978-04-07 1988-06-10
JPS5550291A (en) * 1978-10-09 1980-04-11 Toshiba Corp Electronic copier
DE2929037A1 (de) * 1979-07-18 1981-02-05 Siemens Ag Verfahren und vorrichtung zur ionografischen roentgenbild-aufzeichnung
US4534641A (en) * 1983-10-31 1985-08-13 Xerox Corporation Charge erase device for copying or reproduction machines and printers
US4538900A (en) * 1983-11-09 1985-09-03 Ricoh Company, Ltd. Electrophotographic copying apparatus including drum conditioning apparatus and method
US4561761A (en) * 1984-06-25 1985-12-31 Xerox Corporation Charge erase device for copying or reproduction machines and printers
NL8502186A (nl) * 1985-08-05 1987-03-02 Oce Nederland Bv Kopieerapparaat voorzien van instelbare kadreermiddelen.
US4785324A (en) * 1986-03-26 1988-11-15 Kabushiki Kaisha Toshiba Electrophotographic apparatus and method for preventing the lowering of a charging voltage at a photoreceptor
JPH087487B2 (ja) * 1987-05-26 1996-01-29 キヤノン株式会社 画像形成装置
US5459557A (en) * 1992-06-30 1995-10-17 Canon Kabushiki Kaisha Image forming apparatus
JP5948284B2 (ja) * 2013-07-17 2016-07-06 京セラドキュメントソリューションズ株式会社 画像形成装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2909971A (en) * 1954-03-29 1959-10-27 Ibm Printing machine
US3318698A (en) * 1963-05-03 1967-05-09 Xerox Corp Xeroprinting reproduction
US3540806A (en) * 1968-03-06 1970-11-17 Xerox Corp Half-toning method and apparatus for solid area coverage
CA939732A (en) * 1969-11-11 1974-01-08 Masayoshi Furuichi Apparatus for supplementing toner in electrophotographic machines

Also Published As

Publication number Publication date
JPS4871240A (de) 1973-09-27
JPS5618953B2 (de) 1981-05-02
US3778148A (en) 1973-12-11
GB1412249A (en) 1975-10-29
DE2263707C3 (de) 1978-12-21
DE2263707B2 (de) 1978-05-03
DE2263707A1 (de) 1973-07-05

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