DE69404550T2 - Verfahren zum Erzeugen zweier Tonerbilder übereinander - Google Patents

Verfahren zum Erzeugen zweier Tonerbilder übereinander

Info

Publication number
DE69404550T2
DE69404550T2 DE1994604550 DE69404550T DE69404550T2 DE 69404550 T2 DE69404550 T2 DE 69404550T2 DE 1994604550 DE1994604550 DE 1994604550 DE 69404550 T DE69404550 T DE 69404550T DE 69404550 T2 DE69404550 T2 DE 69404550T2
Authority
DE
Germany
Prior art keywords
producing
toner images
toner
images
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 - Lifetime
Application number
DE1994604550
Other languages
English (en)
Other versions
DE69404550D1 (de
Inventor
Joseph Edward Guth
W Charles Kasiske
Eric Carl Stelter
Yee Seung Ng
Frank Joseph 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.)
Eastman Kodak Co
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 DE69404550D1 publication Critical patent/DE69404550D1/de
Application granted granted Critical
Publication of DE69404550T2 publication Critical patent/DE69404550T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00Apparatus for electrographic processes using a charge pattern
    • G03G15/22Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
    • G03G15/32Apparatus 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
    • G03G15/326Apparatus 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/435Typewriters 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
    • B41J2/447Typewriters 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
    • B41J2/45Typewriters 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
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00Apparatus for electrographic processes using a charge pattern
    • G03G15/01Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
    • G03G15/0142Structure of complete machines
    • G03G15/0147Structure of complete machines using a single reusable electrographic recording member
    • G03G15/0152Structure 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
    • G03G15/0157Structure 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
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00Apparatus for electrographic processes using a charge pattern
    • G03G15/01Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
    • G03G15/0142Structure of complete machines
    • G03G15/0147Structure of complete machines using a single reusable electrographic recording member
    • G03G15/0152Structure 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
    • G03G15/0163Structure 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
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00Apparatus for electrographic processes using a charge pattern
    • G03G15/04Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/04036Details of illuminating systems, e.g. lamps, reflectors
    • G03G15/04045Details 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
    • G03G15/04054Details 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
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00Apparatus for electrophotographic processes
    • G03G2215/01Apparatus for electrophotographic processes for producing multicoloured copies
    • G03G2215/0167Apparatus for electrophotographic processes for producing multicoloured copies single electrographic recording member
    • G03G2215/017Apparatus for electrophotographic processes for producing multicoloured copies single electrographic recording member single rotation of recording member to produce multicoloured copy
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00Apparatus for electrophotographic processes
    • G03G2215/04Arrangements for exposing and producing an image
    • G03G2215/0497Exposure from behind the image carrying surface

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
  • Color Electrophotography (AREA)
  • Combination Of More Than One Step In Electrophotography (AREA)
  • Discharging, Photosensitive Material Shape In Electrophotography (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Control Or Security For Electrophotography (AREA)
DE1994604550 1993-05-20 1994-05-06 Verfahren zum Erzeugen zweier Tonerbilder übereinander Expired - Lifetime DE69404550T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
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

Publications (2)

Publication Number Publication Date
DE69404550D1 DE69404550D1 (de) 1997-09-04
DE69404550T2 true DE69404550T2 (de) 1998-02-12

Family

ID=26745381

Family Applications (2)

Application Number Title Priority Date Filing Date
DE1994604550 Expired - Lifetime DE69404550T2 (de) 1993-05-20 1994-05-06 Verfahren zum Erzeugen zweier Tonerbilder übereinander
DE1994627833 Expired - Lifetime DE69427833T2 (de) 1993-05-20 1994-05-06 Bilderzeugungsapparat mit Belichtung durch bandförmigen Bildträger

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE1994627833 Expired - Lifetime DE69427833T2 (de) 1993-05-20 1994-05-06 Bilderzeugungsapparat mit Belichtung durch bandförmigen Bildträger

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
DE69717688T2 (de) 1996-01-17 2003-09-18 Nexpress Solutions Llc Verfahren um Tonerbilder aus zwei unterschiedlichen Tonermaterialen zu erstellen
US5748218A (en) * 1996-01-17 1998-05-05 Eastman Kodak Company Method for forming toner images with two distinct toners
JP6826775B2 (ja) * 2016-10-25 2021-02-10 株式会社リコー 画像形成装置

Family Cites Families (9)

* 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
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
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
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
US4928139A (en) * 1988-11-21 1990-05-22 Eastman Kodak Company Assembly containing a linear focusing means and method of making same
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

Also Published As

Publication number Publication date
DE69427833D1 (de) 2001-08-30
JPH0798529A (ja) 1995-04-11
DE69427833T2 (de) 2002-04-04
EP0625730A3 (de) 1995-01-11
EP0774698B1 (de) 2001-07-25
EP0625730A2 (de) 1994-11-23
DE69404550D1 (de) 1997-09-04
EP0774698A2 (de) 1997-05-21
EP0774698A3 (de) 1998-04-22
EP0625730B1 (de) 1997-07-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NEXPRESS SOLUTIONS LLC, ROCHESTER, N.Y., US

8328 Change in the person/name/address of the agent

Free format text: FEY, H., DIPL.-PHYS., PAT.-ANW., 69115 HEIDELBERG

8327 Change in the person/name/address of the patent owner

Owner name: EASTMAN KODAK CO., ROCHESTER, N.Y., US

8328 Change in the person/name/address of the agent

Representative=s name: LAUERWALD, J., DIPL.-PHYS., PAT.-ANW., 24214 GETTO

8328 Change in the person/name/address of the agent

Representative=s name: WAGNER & GEYER PARTNERSCHAFT PATENT- UND RECHTSANW