DE69212023D1 - Entwicklungsgerät - Google Patents

Entwicklungsgerät

Info

Publication number
DE69212023D1
DE69212023D1 DE69212023T DE69212023T DE69212023D1 DE 69212023 D1 DE69212023 D1 DE 69212023D1 DE 69212023 T DE69212023 T DE 69212023T DE 69212023 T DE69212023 T DE 69212023T DE 69212023 D1 DE69212023 D1 DE 69212023D1
Authority
DE
Germany
Prior art keywords
processor
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 - Fee Related
Application number
DE69212023T
Other languages
English (en)
Other versions
DE69212023T2 (de
Inventor
Larry G Hogestyn
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.)
Xerox Corp
Original Assignee
Xerox Corp
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
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of DE69212023D1 publication Critical patent/DE69212023D1/de
Application granted granted Critical
Publication of DE69212023T2 publication Critical patent/DE69212023T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/09—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush
    • G03G15/0921—Details concerning the magnetic brush roller structure, e.g. magnet configuration
    • 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
    • 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
    • G03G15/0121—Details of unit for developing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Color Electrophotography (AREA)
  • Dry Development In Electrophotography (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
DE69212023T 1991-03-11 1992-03-09 Entwicklungsgerät Expired - Fee Related DE69212023T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/667,921 US5078087A (en) 1991-03-11 1991-03-11 Development apparatus

Publications (2)

Publication Number Publication Date
DE69212023D1 true DE69212023D1 (de) 1996-08-14
DE69212023T2 DE69212023T2 (de) 1996-12-19

Family

ID=24680214

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69212023T Expired - Fee Related DE69212023T2 (de) 1991-03-11 1992-03-09 Entwicklungsgerät

Country Status (4)

Country Link
US (1) US5078087A (de)
EP (1) EP0503878B1 (de)
JP (1) JP2837570B2 (de)
DE (1) DE69212023T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2076791C (en) * 1991-09-05 1999-02-23 Mark A. Scheuer Charged area (cad) image loss control in a tri-level imaging apparatus
JPH05177866A (ja) * 1992-01-07 1993-07-20 Sharp Corp 画像形成装置
JP3041173B2 (ja) * 1993-10-01 2000-05-15 キヤノン株式会社 画像形成装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5655971A (en) * 1979-10-12 1981-05-16 Ricoh Co Ltd Method and device for developing of electrophotography
JPS5779970A (en) * 1980-11-06 1982-05-19 Ricoh Co Ltd Two color developing device of electrophotography
JPS59101657A (ja) * 1982-12-02 1984-06-12 Minolta Camera Co Ltd ２色画像形成方法
US4908291A (en) * 1986-02-18 1990-03-13 Konishiroku Photo Industry Co., Ltd. Method of regulating the thickness of a developer layer containing magnetic carrier and toner particles
US4894685A (en) * 1986-10-07 1990-01-16 Konishiroku Photo Industry Co., Ltd. Multicolor image forming method and apparatus
JPH087478B2 (ja) * 1987-06-10 1996-01-29 富士ゼロックス株式会社 画像形成方法及びその装置
US4771314A (en) * 1986-12-29 1988-09-13 Xerox Corporation Developer apparatus for a highlight printing apparatus
US4833505A (en) * 1987-01-23 1989-05-23 Fuji Xerox Co., Ltd. Latent image color developing system
JPS63294579A (ja) * 1987-05-27 1988-12-01 Minolta Camera Co Ltd 二色画像作像方法
US4833504A (en) * 1987-08-31 1989-05-23 Xerox Corporation Single pass highlight color printer including a scavengeless developer housing
US4847655A (en) * 1987-12-11 1989-07-11 Xerox Corporation Highlight color imaging apparatus
JP2763318B2 (ja) * 1988-02-24 1998-06-11 キヤノン株式会社 非磁性トナー及び画像形成方法
JPH0810342B2 (ja) * 1988-02-29 1996-01-31 キヤノン株式会社 画像形成方法及び画像形成装置
GB2238395B (en) * 1989-11-02 1994-04-06 Fuji Xerox Co Ltd Two-color developer for electrophotography
US5122843A (en) * 1990-02-15 1992-06-16 Minolta Camera Kabushiki Kaisha Image forming apparatus having developing devices which use different size toner particles

Also Published As

Publication number Publication date
EP0503878A2 (de) 1992-09-16
EP0503878A3 (en) 1993-07-28
JP2837570B2 (ja) 1998-12-16
DE69212023T2 (de) 1996-12-19
US5078087A (en) 1992-01-07
EP0503878B1 (de) 1996-07-10
JPH0580627A (ja) 1993-04-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee