DE602008000269D1 - Bildentwickler und Bilderzeugungsvorrichtung - Google Patents

Bildentwickler und Bilderzeugungsvorrichtung

Info

Publication number
DE602008000269D1
DE602008000269D1 DE602008000269T DE602008000269T DE602008000269D1 DE 602008000269 D1 DE602008000269 D1 DE 602008000269D1 DE 602008000269 T DE602008000269 T DE 602008000269T DE 602008000269 T DE602008000269 T DE 602008000269T DE 602008000269 D1 DE602008000269 D1 DE 602008000269D1
Authority
DE
Germany
Prior art keywords
image
forming apparatus
developer
image forming
image developer
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.)
Active
Application number
DE602008000269T
Other languages
English (en)
Inventor
Hiroya Hirose
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of DE602008000269D1 publication Critical patent/DE602008000269D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/087—Binders for toner particles
    • G03G9/08742—Binders for toner particles comprising macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • G03G9/08755—Polyesters
    • 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
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
    • G03G15/0849—Detection or control means for the developer concentration
    • 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
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0865—Arrangements for supplying new developer
    • G03G15/0867—Arrangements for supplying new developer cylindrical developer cartridges, e.g. toner bottles for the developer replenishing opening
    • G03G15/0868—Toner cartridges fulfilling a continuous function within the electrographic apparatus during the use of the supplied developer material, e.g. toner discharge on demand, storing residual toner, acting as an active closure for the developer replenishing opening
    • 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
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0887—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity
    • G03G15/0891—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for conveying or circulating developer, e.g. augers
    • G03G15/0893—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for conveying or circulating developer, e.g. augers in a closed loop within the sump of the developing device
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/0802—Preparation methods
    • G03G9/0804—Preparation methods whereby the components are brought together in a liquid dispersing medium
    • G03G9/0806—Preparation methods whereby the components are brought together in a liquid dispersing medium whereby chemical synthesis of at least one of the toner components takes place
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/0819—Developers with toner particles characterised by the dimensions of the particles
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/0827—Developers with toner particles characterised by their shape, e.g. degree of sphericity
    • 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
    • G03G2215/08—Details of powder developing device not concerning the development directly
    • G03G2215/0802—Arrangements for agitating or circulating developer material
    • G03G2215/0836—Way of functioning of agitator means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Developing Agents For Electrophotography (AREA)
DE602008000269T 2007-02-22 2008-01-29 Bildentwickler und Bilderzeugungsvorrichtung Active DE602008000269D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007041737A JP4859702B2 (ja) 2007-02-22 2007-02-22 現像装置、画像形成装置

Publications (1)

Publication Number Publication Date
DE602008000269D1 true DE602008000269D1 (de) 2009-12-31

Family

ID=39321538

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602008000269T Active DE602008000269D1 (de) 2007-02-22 2008-01-29 Bildentwickler und Bilderzeugungsvorrichtung

Country Status (4)

Country Link
US (1) US7725059B2 (de)
EP (1) EP1962149B1 (de)
JP (1) JP4859702B2 (de)
DE (1) DE602008000269D1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008249835A (ja) * 2007-03-29 2008-10-16 Ricoh Co Ltd 現像装置、画像形成装置
US7881641B2 (en) * 2008-03-31 2011-02-01 Seiko Epson Corporation Developing cartridge, developing device, and image forming apparatus
JP5040872B2 (ja) * 2008-09-19 2012-10-03 コニカミノルタビジネステクノロジーズ株式会社 現像装置及び画像形成装置
JP5622076B2 (ja) * 2010-03-10 2014-11-12 株式会社リコー 画像形成装置
KR101236911B1 (ko) 2010-08-23 2013-02-25 삼성전자주식회사 현상기 및 이를 채용한 화상형성장치
KR101236912B1 (ko) * 2010-12-09 2013-02-25 삼성전자주식회사 현상기 및 이를 채용한 화상형성장치
JP5286379B2 (ja) * 2011-02-21 2013-09-11 シャープ株式会社 現像装置及び画像形成装置
JP2014149334A (ja) * 2013-01-31 2014-08-21 Ricoh Co Ltd 現像装置、トナー及び画像形成装置
JP7287021B2 (ja) * 2019-03-15 2023-06-06 富士フイルムビジネスイノベーション株式会社 現像装置および画像形成装置

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04168457A (ja) * 1990-11-01 1992-06-16 Canon Inc 現像装置
JP3104722B2 (ja) 1992-05-28 2000-10-30 富士ゼロックス株式会社 磁気ブラシ現像装置の現像剤循環装置および現像剤循環方法
JPH11167260A (ja) 1997-12-03 1999-06-22 Toshiba Corp 現像装置
JPH11231625A (ja) * 1998-02-12 1999-08-27 Minolta Co Ltd 現像装置
JP4137319B2 (ja) * 1998-11-16 2008-08-20 コニカミノルタホールディングス株式会社 静電荷像現像用トナーおよび画像形成方法
JP2001290369A (ja) * 2000-04-05 2001-10-19 Konica Corp 現像装置及び画像形成装置
JP2002251070A (ja) 2001-02-23 2002-09-06 Ricoh Co Ltd 現像装置・画像形成装置
EP1293839B1 (de) 2001-09-17 2009-07-22 Ricoh Company, Ltd. Trockentoner
JP2003263012A (ja) 2002-03-11 2003-09-19 Ricoh Co Ltd 現像装置及び画像形成装置
JP4167002B2 (ja) 2002-04-17 2008-10-15 株式会社リコー 現像装置及び画像形成装置
JP2004077587A (ja) * 2002-08-12 2004-03-11 Konica Minolta Holdings Inc 現像装置及び画像形成装置
EP1403742A3 (de) 2002-09-24 2004-04-21 Ricoh Company, Ltd. Reinigungseinheit mit zwei Reinigungsklingen
JP2005017316A (ja) 2003-06-23 2005-01-20 Ricoh Co Ltd 画像形成装置および複写装置
US20060115286A1 (en) * 2004-11-30 2006-06-01 Takeshi Uchitani Electrophotographic image forming apparatus, and toner, process cartridge and image forming method therefor
JP2007025041A (ja) * 2005-07-13 2007-02-01 Ricoh Co Ltd 現像装置、プロセスカートリッジおよび画像形成装置
JP4646728B2 (ja) * 2005-07-28 2011-03-09 株式会社リコー 現像装置及びこれを備えた画像形成装置
JP2007041737A (ja) 2005-08-02 2007-02-15 Oki Electric Ind Co Ltd カード一元管理システム
JP2007047392A (ja) * 2005-08-09 2007-02-22 Ricoh Co Ltd 画像形成装置
JP4764743B2 (ja) 2005-12-20 2011-09-07 株式会社リコー 現像装置、画像形成装置
JP4953634B2 (ja) 2006-01-05 2012-06-13 株式会社リコー 現像装置及び画像形成装置
JP4862419B2 (ja) * 2006-02-14 2012-01-25 富士ゼロックス株式会社 現像器
JP4820689B2 (ja) 2006-05-15 2011-11-24 株式会社リコー 現像装置、プロセスカートリッジ及び画像形成装置
JP4884245B2 (ja) 2006-05-19 2012-02-29 株式会社リコー 現像装置、及び画像形成装置
JP2008033089A (ja) * 2006-07-31 2008-02-14 Ricoh Co Ltd 現像装置、プロセスカートリッジ及び画像形成装置
JP4342572B2 (ja) 2007-05-21 2009-10-14 株式会社リコー 情報入出力装置、情報入出力制御方法、記録媒体およびプログラム

Also Published As

Publication number Publication date
JP2008203705A (ja) 2008-09-04
US7725059B2 (en) 2010-05-25
US20080205938A1 (en) 2008-08-28
EP1962149A1 (de) 2008-08-27
EP1962149B1 (de) 2009-11-18
JP4859702B2 (ja) 2012-01-25

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