EP0774698A3 - Gerät zur Bildung zweier Tonerbilder in einem Rahmen - Google Patents

Gerät zur Bildung zweier Tonerbilder in einem Rahmen Download PDF

Info

Publication number
EP0774698A3
EP0774698A3 EP97100597A EP97100597A EP0774698A3 EP 0774698 A3 EP0774698 A3 EP 0774698A3 EP 97100597 A EP97100597 A EP 97100597A EP 97100597 A EP97100597 A EP 97100597A EP 0774698 A3 EP0774698 A3 EP 0774698A3
Authority
EP
European Patent Office
Prior art keywords
forming
toner images
single frame
printhead
image member
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.)
Granted
Application number
EP97100597A
Other languages
English (en)
French (fr)
Other versions
EP0774698A2 (de
EP0774698B1 (de
Inventor
Joseph Edward Eastman Kodak Company Guth
W. Charles Eastman Kodak Company Kasiske
Eric Carl Eastman Kodak Company Stelter
Yee Seung Eastman Kodak Company Ng
Frank Joseph Eastman Kodak Company Koetter
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.)
NexPress Solutions LLC
Original Assignee
Eastman Kodak Co
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
Priority claimed from US08/065,246 external-priority patent/US5985499A/en
Priority claimed from US08/065,248 external-priority patent/US5485190A/en
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of EP0774698A2 publication Critical patent/EP0774698A2/de
Publication of EP0774698A3 publication Critical patent/EP0774698A3/de
Application granted granted Critical
Publication of EP0774698B1 publication Critical patent/EP0774698B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
    • G03G15/32—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the charge pattern is formed dotwise, e.g. by a thermal head
    • G03G15/326—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the charge pattern is formed dotwise, e.g. by a thermal head by application of light, e.g. using a LED array
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
    • B41J2/447—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources
    • B41J2/45—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources using light-emitting diode [LED] or laser arrays
    • 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
    • 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
    • G03G15/04036—Details of illuminating systems, e.g. lamps, reflectors
    • G03G15/04045—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers
    • G03G15/04054—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers by LED arrays
    • 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
    • G03G2215/01—Apparatus for electrophotographic processes for producing multicoloured copies
    • G03G2215/0167—Apparatus for electrophotographic processes for producing multicoloured copies single electrographic recording member
    • G03G2215/017—Apparatus for electrophotographic processes for producing multicoloured copies single electrographic recording member single rotation of recording member to produce multicoloured copy
    • 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
    • G03G2215/0497—Exposure from behind the image carrying surface
EP97100597A 1993-05-20 1994-05-06 Bilderzeugungsapparat mit Belichtung durch bandförmigen Bildträger Expired - Lifetime EP0774698B1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US65248 1987-06-18
US08/065,246 US5985499A (en) 1993-05-20 1993-05-20 Method and apparatus for forming two toner images in a single frame
US08/065,248 US5485190A (en) 1993-05-20 1993-05-20 Printhead writer assembly engageable with a web image member
US65246 1993-05-20
EP19940107101 EP0625730B1 (de) 1993-05-20 1994-05-06 Verfahren zum Erzeugen zweier Tonerbilder übereinander

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP94107101.1 Division 1994-05-06
EP19940107101 Division EP0625730B1 (de) 1993-05-20 1994-05-06 Verfahren zum Erzeugen zweier Tonerbilder übereinander

Publications (3)

Publication Number Publication Date
EP0774698A2 EP0774698A2 (de) 1997-05-21
EP0774698A3 true EP0774698A3 (de) 1998-04-22
EP0774698B1 EP0774698B1 (de) 2001-07-25

Family

ID=26745381

Family Applications (2)

Application Number Title Priority Date Filing Date
EP97100597A Expired - Lifetime EP0774698B1 (de) 1993-05-20 1994-05-06 Bilderzeugungsapparat mit Belichtung durch bandförmigen Bildträger
EP19940107101 Expired - Lifetime EP0625730B1 (de) 1993-05-20 1994-05-06 Verfahren zum Erzeugen zweier Tonerbilder übereinander

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP19940107101 Expired - Lifetime EP0625730B1 (de) 1993-05-20 1994-05-06 Verfahren zum Erzeugen zweier Tonerbilder übereinander

Country Status (3)

Country Link
EP (2) EP0774698B1 (de)
JP (1) JPH0798529A (de)
DE (2) DE69404550T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5700611A (en) * 1995-12-07 1997-12-23 Eastman Kodak Company Method for forming overlapping toner images
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
JP6826775B2 (ja) * 2016-10-25 2021-02-10 株式会社リコー 画像形成装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60130728A (ja) * 1983-12-19 1985-07-12 Matsushita Electric Ind Co Ltd 電子写真装置のピント調整装置
US4703334A (en) * 1983-08-26 1987-10-27 Ricoh Company, Ltd. Optical recording head and belt positioning apparatus
JPS6349780A (ja) * 1986-08-19 1988-03-02 Nec Corp 光プリントヘツド焦点位置調整機構
US4928139A (en) * 1988-11-21 1990-05-22 Eastman Kodak Company Assembly containing a linear focusing means and method of making same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60247264A (ja) * 1984-05-23 1985-12-06 Japan Steel Works Ltd:The 多色電子写真装置
US4778740A (en) * 1986-03-31 1988-10-18 Matsushita Electric Industrial Co., Ltd. Color electrophotographic method and apparatus
US5053821A (en) * 1987-10-06 1991-10-01 Seiko Epson Corporation, A Corporation Of Japan Electrophotographic image forming apparatus using photoconductive toner
US5001028A (en) * 1988-08-15 1991-03-19 Eastman Kodak Company Electrophotographic method using hard magnetic carrier particles
US5057875A (en) * 1989-01-27 1991-10-15 Oki Electric Industry Co., Ltd. Image forming apparatus provided with an image bearing film and a movable transfixing station

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4703334A (en) * 1983-08-26 1987-10-27 Ricoh Company, Ltd. Optical recording head and belt positioning apparatus
JPS60130728A (ja) * 1983-12-19 1985-07-12 Matsushita Electric Ind Co Ltd 電子写真装置のピント調整装置
JPS6349780A (ja) * 1986-08-19 1988-03-02 Nec Corp 光プリントヘツド焦点位置調整機構
US4928139A (en) * 1988-11-21 1990-05-22 Eastman Kodak Company Assembly containing a linear focusing means and method of making same

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 009, no. 292 (P - 406) 19 November 1985 (1985-11-19) *
PATENT ABSTRACTS OF JAPAN vol. 012, no. 264 (P - 734) 23 July 1988 (1988-07-23) *

Also Published As

Publication number Publication date
JPH0798529A (ja) 1995-04-11
EP0774698A2 (de) 1997-05-21
DE69404550T2 (de) 1998-02-12
EP0625730A3 (de) 1995-01-11
DE69427833T2 (de) 2002-04-04
DE69404550D1 (de) 1997-09-04
EP0625730B1 (de) 1997-07-30
EP0774698B1 (de) 2001-07-25
DE69427833D1 (de) 2001-08-30
EP0625730A2 (de) 1994-11-23

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