EP0785478A3 - Procédé de formation d'images de toner utilisant deux matériaux de toner distincts - Google Patents
Procédé de formation d'images de toner utilisant deux matériaux de toner distincts Download PDFInfo
- 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
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)
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 (fr) | 1997-07-23 |
EP0785478A3 true EP0785478A3 (fr) | 2001-01-03 |
EP0785478B1 EP0785478B1 (fr) | 2002-12-11 |
Family
ID=27078882
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97200016A Expired - Lifetime EP0785478B1 (fr) | 1996-01-17 | 1997-01-06 | Procédé de formation d'images de toner utilisant deux matériaux de toner distincts |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0785478B1 (fr) |
JP (1) | JPH09230667A (fr) |
DE (1) | DE69717688T2 (fr) |
Citations (4)
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 (fr) * | 1993-05-20 | 1994-11-23 | Eastman Kodak Company | Procédé et appareil de formation d'images |
EP0667564A2 (fr) * | 1994-02-15 | 1995-08-16 | Hewlett-Packard Company | Génération d'image électrophotographique utilisant les toners de charge électrique à signe opposé de polarité |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2139371B (en) | 1982-11-08 | 1986-06-18 | Eastman Kodak Co | Electrographic developer composition and method for using the same |
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 | Bilderzeugungsapparat mit Belichtung durch bandförmigen Bildträger |
-
1997
- 1997-01-06 EP EP97200016A patent/EP0785478B1/fr not_active Expired - Lifetime
- 1997-01-06 DE DE69717688T patent/DE69717688T2/de not_active Expired - Fee Related
- 1997-01-13 JP JP9035455A patent/JPH09230667A/ja active Pending
Patent Citations (4)
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 (fr) * | 1993-05-20 | 1994-11-23 | Eastman Kodak Company | Procédé et appareil de formation d'images |
EP0667564A2 (fr) * | 1994-02-15 | 1995-08-16 | Hewlett-Packard Company | Génération d'image électrophotographique utilisant les toners de charge électrique à signe opposé de polarité |
Also Published As
Publication number | Publication date |
---|---|
EP0785478A2 (fr) | 1997-07-23 |
JPH09230667A (ja) | 1997-09-05 |
DE69717688D1 (de) | 2003-01-23 |
DE69717688T2 (de) | 2003-09-18 |
EP0785478B1 (fr) | 2002-12-11 |
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Legal Events
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