EP0785478A3 - Verfahren um Tonerbilder aus zwei unterschiedlichen Tonermaterialen zu erstellen - Google Patents

Verfahren um Tonerbilder aus zwei unterschiedlichen Tonermaterialen zu erstellen Download PDF

Info

Publication number
EP0785478A3
EP0785478A3 EP97200016A EP97200016A EP0785478A3 EP 0785478 A3 EP0785478 A3 EP 0785478A3 EP 97200016 A EP97200016 A EP 97200016A EP 97200016 A EP97200016 A EP 97200016A EP 0785478 A3 EP0785478 A3 EP 0785478A3
Authority
EP
European Patent Office
Prior art keywords
image
toner image
toners
distinct
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.)
Granted
Application number
EP97200016A
Other languages
English (en)
French (fr)
Other versions
EP0785478B1 (de
EP0785478A2 (de
Inventor
Eric C. c/o Eastman Kodak Company Stelter
Joseph E. c/o Eastman Kodak Company Guth
Charles W. c/o Eastman Kodak Company Kasiske
Edward M. c/o Eastman Kodak Company Eck
Garold F. c/o Eastman Kodak Company Fritz
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
NexPress Solutions LLC
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 US08/583,732 external-priority patent/US5748218A/en
Priority claimed from US08/583,731 external-priority patent/US5713064A/en
Application filed by NexPress Solutions LLC filed Critical NexPress Solutions LLC
Publication of EP0785478A2 publication Critical patent/EP0785478A2/de
Publication of EP0785478A3 publication Critical patent/EP0785478A3/de
Application granted granted Critical
Publication of EP0785478B1 publication Critical patent/EP0785478B1/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
    • G03G13/00—Electrographic processes using a charge pattern
    • G03G13/22—Processes involving a combination of more than one step according to groups G03G13/02 - G03G13/20
    • 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
    • G03G13/013—Electrographic processes using a charge pattern for multicoloured copies characterised by the developing step, e.g. the properties of the colour developers
    • 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
    • G03G13/06—Developing
    • G03G13/08—Developing using a solid developer, e.g. powder developer
    • G03G13/09—Developing using a solid developer, e.g. powder developer using magnetic brush
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Color Electrophotography (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
  • Cleaning In Electrography (AREA)
EP97200016A 1996-01-17 1997-01-06 Verfahren um Tonerbilder aus zwei unterschiedlichen Tonermaterialen zu erstellen Expired - Lifetime EP0785478B1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US583731 1990-09-19
US08/583,732 US5748218A (en) 1996-01-17 1996-01-17 Method for forming toner images with two distinct toners
US08/583,731 US5713064A (en) 1996-01-17 1996-01-17 Method and apparatus for forming toner images with two distinct toners
US583732 1996-01-17

Publications (3)

Publication Number Publication Date
EP0785478A2 EP0785478A2 (de) 1997-07-23
EP0785478A3 true EP0785478A3 (de) 2001-01-03
EP0785478B1 EP0785478B1 (de) 2002-12-11

Family

ID=27078882

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97200016A Expired - Lifetime EP0785478B1 (de) 1996-01-17 1997-01-06 Verfahren um Tonerbilder aus zwei unterschiedlichen Tonermaterialen zu erstellen

Country Status (3)

Country Link
EP (1) EP0785478B1 (de)
JP (1) JPH09230667A (de)
DE (1) DE69717688T2 (de)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205322A (en) * 1976-04-27 1980-05-27 Nippon Electric Co., Ltd. Electrostatic method of simultaneously transferring to a recording medium a toner image having different polarities
US5241356A (en) * 1992-07-29 1993-08-31 Xerox Corporation Method and apparatus for minimizing the voltage difference between a developed electrostatic image area and a latent electrostaic non-developed image
EP0625731A1 (de) * 1993-05-20 1994-11-23 Eastman Kodak Company Bilderzeugungsverfahren und -gerät
EP0667564A2 (de) * 1994-02-15 1995-08-16 Hewlett-Packard Company Elektrophotographische Bilderzeugung mit Tonern entgegengesetzter Ladungspolarität

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH659530A5 (fr) 1982-11-08 1987-01-30 Eastman Kodak Co Revelateur electrographique et procede de developpement d'image electrostatique l'utilisant.
US5001028A (en) 1988-08-15 1991-03-19 Eastman Kodak Company Electrophotographic method using hard magnetic carrier particles
US5049949A (en) 1989-06-29 1991-09-17 Xerox Corporation Extension of tri-level xerography to black plus 2 colors
US5045893A (en) 1990-07-02 1991-09-03 Xerox Corporation Highlight printing apparatus
US5208636A (en) 1992-03-23 1993-05-04 Xerox Corporation Highlight color printing machine
US5258820A (en) 1992-07-29 1993-11-02 Xerox Corporation Pre-recharge device for voltage uniformity in read color systems
DE69427833T2 (de) 1993-05-20 2002-04-04 Nexpress Solutions Llc, Rochester Bilderzeugungsapparat mit Belichtung durch bandförmigen Bildträger

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205322A (en) * 1976-04-27 1980-05-27 Nippon Electric Co., Ltd. Electrostatic method of simultaneously transferring to a recording medium a toner image having different polarities
US5241356A (en) * 1992-07-29 1993-08-31 Xerox Corporation Method and apparatus for minimizing the voltage difference between a developed electrostatic image area and a latent electrostaic non-developed image
EP0625731A1 (de) * 1993-05-20 1994-11-23 Eastman Kodak Company Bilderzeugungsverfahren und -gerät
EP0667564A2 (de) * 1994-02-15 1995-08-16 Hewlett-Packard Company Elektrophotographische Bilderzeugung mit Tonern entgegengesetzter Ladungspolarität

Also Published As

Publication number Publication date
EP0785478B1 (de) 2002-12-11
JPH09230667A (ja) 1997-09-05
EP0785478A2 (de) 1997-07-23
DE69717688T2 (de) 2003-09-18
DE69717688D1 (de) 2003-01-23

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