EP0035203A3 - Process and apparatus for the electrophotographic preparation of half-tone colour copies - Google Patents

Process and apparatus for the electrophotographic preparation of half-tone colour copies Download PDF

Info

Publication number
EP0035203A3
EP0035203A3 EP81101289A EP81101289A EP0035203A3 EP 0035203 A3 EP0035203 A3 EP 0035203A3 EP 81101289 A EP81101289 A EP 81101289A EP 81101289 A EP81101289 A EP 81101289A EP 0035203 A3 EP0035203 A3 EP 0035203A3
Authority
EP
European Patent Office
Prior art keywords
electrophotographic
preparation
tone colour
colour copies
copies
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.)
Withdrawn
Application number
EP81101289A
Other languages
German (de)
Other versions
EP0035203A2 (en
Inventor
Walter Dipl.-Phys. Simm
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.)
Agfa Gevaert AG
Original Assignee
Agfa Gevaert AG
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 Agfa Gevaert AG filed Critical Agfa Gevaert AG
Publication of EP0035203A2 publication Critical patent/EP0035203A2/en
Publication of EP0035203A3 publication Critical patent/EP0035203A3/en
Withdrawn legal-status Critical Current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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G13/00—Electrographic processes using a charge pattern
    • G03G13/01—Electrographic processes using a charge pattern for 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
    • G03G15/0105—Details of unit
    • G03G15/011—Details of unit for exposing
    • G03G15/0115—Details of unit for exposing and forming a half-tone image
    • 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
    • G03G15/0168—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 single rotation of recording member to produce multicoloured copy

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Color Electrophotography (AREA)
EP81101289A 1980-03-05 1981-02-23 Process and apparatus for the electrophotographic preparation of half-tone colour copies Withdrawn EP0035203A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3008479 1980-03-05
DE19803008479 DE3008479A1 (en) 1980-03-05 1980-03-05 METHOD AND DEVICE FOR THE ELECTROPHOTOGRAPHIC PRODUCTION OF COLOR HALFTONE COPIES

Publications (2)

Publication Number Publication Date
EP0035203A2 EP0035203A2 (en) 1981-09-09
EP0035203A3 true EP0035203A3 (en) 1982-10-27

Family

ID=6096368

Family Applications (1)

Application Number Title Priority Date Filing Date
EP81101289A Withdrawn EP0035203A3 (en) 1980-03-05 1981-02-23 Process and apparatus for the electrophotographic preparation of half-tone colour copies

Country Status (3)

Country Link
EP (1) EP0035203A3 (en)
JP (1) JPS56137358A (en)
DE (1) DE3008479A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61166573A (en) * 1985-01-19 1986-07-28 Dainippon Screen Mfg Co Ltd Wet type electrophotographic copying machine

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2937943A (en) * 1957-01-09 1960-05-24 Haloid Xerox Inc Transfer of electrostatic charge pattern
US3040621A (en) * 1958-07-01 1962-06-26 Xerox Corp Xerographic plate supporting apparatus
DE2036140B2 (en) * 1969-07-21 1973-10-18 Fuji Photo Film Co. Ltd., Ashigara, Kanagawa (Japan) Electrophotographic copier
US3794418A (en) * 1971-03-04 1974-02-26 Xerox Corp Imaging system
US4008962A (en) * 1973-10-15 1977-02-22 Minnesota Mining And Manufacturing Company Color printing method
DE2625393A1 (en) * 1976-06-05 1977-12-15 Agfa Gevaert Ag METHOD FOR REPRINTING ELECTROSTATIC CHARGE IMAGES TO REPRESENT COLOR IMAGES
US4176940A (en) * 1977-03-09 1979-12-04 Matsushita Electric Industrial Co., Ltd. Electrophotographic color image producing apparatus
EP0007193A1 (en) * 1978-06-28 1980-01-23 Archie Ramsden Grace Projection colour copier

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2937943A (en) * 1957-01-09 1960-05-24 Haloid Xerox Inc Transfer of electrostatic charge pattern
US3040621A (en) * 1958-07-01 1962-06-26 Xerox Corp Xerographic plate supporting apparatus
DE2036140B2 (en) * 1969-07-21 1973-10-18 Fuji Photo Film Co. Ltd., Ashigara, Kanagawa (Japan) Electrophotographic copier
US3794418A (en) * 1971-03-04 1974-02-26 Xerox Corp Imaging system
US4008962A (en) * 1973-10-15 1977-02-22 Minnesota Mining And Manufacturing Company Color printing method
DE2625393A1 (en) * 1976-06-05 1977-12-15 Agfa Gevaert Ag METHOD FOR REPRINTING ELECTROSTATIC CHARGE IMAGES TO REPRESENT COLOR IMAGES
US4176940A (en) * 1977-03-09 1979-12-04 Matsushita Electric Industrial Co., Ltd. Electrophotographic color image producing apparatus
EP0007193A1 (en) * 1978-06-28 1980-01-23 Archie Ramsden Grace Projection colour copier

Also Published As

Publication number Publication date
DE3008479A1 (en) 1981-09-17
EP0035203A2 (en) 1981-09-09
JPS56137358A (en) 1981-10-27

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 19810306

AK Designated contracting states

Designated state(s): BE CH DE FR GB IT

PUAL Search report despatched

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STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

PUAF Information related to the publication of a search report (a3 document) modified or deleted

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AK Designated contracting states

Designated state(s): BE CH DE FR GB IT

18W Application withdrawn

Withdrawal date: 19820901

D17D Deferred search report published (deleted)
RIN1 Information on inventor provided before grant (corrected)

Inventor name: SIMM, WALTER, DIPL.-PHYS.