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
Authority: EP; European Patent Office
Prior art keywords: electrophotographic; preparation; tone colour; colour copies; copies
Prior art date: 1980-03-05
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn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.)

1980-03-05

Filing date

1981-02-23

Publication date

1982-10-27

1981-02-23 Application filed by Agfa Gevaert AG filed Critical Agfa Gevaert AG

1981-09-09 Publication of EP0035203A2 publication Critical patent/EP0035203A2/en

1982-10-27 Publication of EP0035203A3 publication Critical patent/EP0035203A3/en

Status Withdrawn legal-status Critical Current

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
DE19803008479 DE3008479A1 (en)	1980-03-05	1980-03-05	METHOD AND DEVICE FOR THE ELECTROPHOTOGRAPHIC PRODUCTION OF COLOR HALFTONE COPIES
DE3008479		1980-03-05

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

1980
- 1980-03-05 DE DE19803008479 patent/DE3008479A1/en not_active Withdrawn
1981
- 1981-02-23 EP EP81101289A patent/EP0035203A3/en not_active Withdrawn
- 1981-03-02 JP JP2852081A patent/JPS56137358A/en active Pending

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

Publication	Publication Date	Title
DE3274772D1 (en)	1987-01-29	Copying apparatus and method of copy sheet registration
JPS5614237A (en)	1981-02-12	Reprinting method of and apparatus for color original
GB2040226B (en)	1983-01-26	Electrophotographic apparatus
GB2064432B (en)	1984-06-20	Copying apparatus
DE3067395D1 (en)	1984-05-10	Quality control copying apparatus
JPS5614246A (en)	1981-02-12	Manuscript copying apparatus
GB2016725B (en)	1982-06-16	Toner for electrophotography and process for preparation thereof
JPS5614247A (en)	1981-02-12	Manuscript copying apparatus
DE3067854D1 (en)	1984-06-20	Electrophotographic reprographic apparatus
JPS5560964A (en)	1980-05-08	Apparatus and process for jobbrecovery of bifacial copier
GB2050461B (en)	1983-10-12	Method of copying
JPS5652040A (en)	1981-05-09	Secondary image constitution method and apparatus
JPS57128371A (en)	1982-08-09	Method of and apparatus for thermofixing toner image
GB2045167B (en)	1983-01-26	Electrophotographic copying apparatus
GB2125014B (en)	1984-08-01	Copying apparatus
GB2025323B (en)	1982-07-14	Electrophotographic copying apparatus
ZA816457B (en)	1982-09-29	Copying apparatus for producing combined copies
GB2062548B (en)	1984-03-14	Electrophotographic apparatus
GB2058400B (en)	1983-12-07	Electrophotographic image forming apparatus
GB2066737B (en)	1984-07-25	Copying apparatus
GB2049970B (en)	1983-09-01	Method and apparatus for colour compensation exposure
EP0080605A3 (en)	1983-08-03	Electrostatic copying process and apparatus
GB2012073B (en)	1982-08-04	Electrophotographic copying apparatus
JPS5518687A (en)	1980-02-08	Method and apparatus for producing combined toner image
DE3066577D1 (en)	1984-03-22	An electrostatic image-forming process and an apparatus therefor

Legal Events

Date	Code	Title	Description
1981-07-11	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1981-09-09	17P	Request for examination filed	Effective date: 19810306
1981-09-09	AK	Designated contracting states	Designated state(s): BE CH DE FR GB IT
1982-08-26	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1982-09-08	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN
1982-09-10	PUAF	Information related to the publication of a search report (a3 document) modified or deleted	Free format text: ORIGINAL CODE: 0009199SEPU
1982-10-27	AK	Designated contracting states	Designated state(s): BE CH DE FR GB IT
1982-11-10	18W	Application withdrawn	Withdrawal date: 19820901
1982-11-10	D17D	Deferred search report published (deleted)
2007-08-08	RIN1	Information on inventor provided before grant (corrected)	Inventor name: SIMM, WALTER, DIPL.-PHYS.