DE69625576T2 - Entwicklungsvorrichtung und Bilderzeugungsgerät - Google Patents

Entwicklungsvorrichtung und Bilderzeugungsgerät

Info

Publication number
DE69625576T2
DE69625576T2 DE69625576T DE69625576T DE69625576T2 DE 69625576 T2 DE69625576 T2 DE 69625576T2 DE 69625576 T DE69625576 T DE 69625576T DE 69625576 T DE69625576 T DE 69625576T DE 69625576 T2 DE69625576 T2 DE 69625576T2
Authority
DE
Germany
Prior art keywords
development
imaging
imaging device
development device
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
DE69625576T
Other languages
English (en)
Other versions
DE69625576D1 (de
Inventor
Keizo Takura
Tsuyoshi Kunishi
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.)
Canon Inc
Original Assignee
Canon Inc
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 JP7303320A external-priority patent/JPH09127781A/ja
Priority claimed from JP29819595A external-priority patent/JP3471997B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69625576D1 publication Critical patent/DE69625576D1/de
Publication of DE69625576T2 publication Critical patent/DE69625576T2/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
    • 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
    • G03G15/0856—Detection or control means for the developer level
    • 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
    • G03G15/0856—Detection or control means for the developer level
    • G03G15/086—Detection or control means for the developer level the level being measured by electro-magnetic means
    • 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
    • G03G15/0889—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for agitation or stirring
    • 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
    • G03G2215/0888—Arrangements for detecting toner level or concentration in the developing device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Photographic Developing Apparatuses (AREA)
  • Control Or Security For Electrophotography (AREA)
DE69625576T 1995-10-30 1996-10-29 Entwicklungsvorrichtung und Bilderzeugungsgerät Expired - Lifetime DE69625576T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7303320A JPH09127781A (ja) 1995-10-30 1995-10-30 現像装置及び画像形成装置
JP29819595A JP3471997B2 (ja) 1995-11-16 1995-11-16 画像形成装置

Publications (2)

Publication Number Publication Date
DE69625576D1 DE69625576D1 (de) 2003-02-06
DE69625576T2 true DE69625576T2 (de) 2003-08-14

Family

ID=26561412

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69636841T Expired - Lifetime DE69636841T2 (de) 1995-10-30 1996-10-29 Entwicklungsgerät und Bilderzeugungsapparat
DE69625576T Expired - Lifetime DE69625576T2 (de) 1995-10-30 1996-10-29 Entwicklungsvorrichtung und Bilderzeugungsgerät

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69636841T Expired - Lifetime DE69636841T2 (de) 1995-10-30 1996-10-29 Entwicklungsgerät und Bilderzeugungsapparat

Country Status (5)

Country Link
US (1) US5790917A (de)
EP (2) EP0772098B1 (de)
DE (2) DE69636841T2 (de)
FR (1) FR2740566B1 (de)
IT (1) IT1286366B1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8588627B2 (en) 2008-09-19 2013-11-19 Konica Minolta Business Technologies, Inc. Image forming apparatus that detects consumable supplies

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5790917A (en) * 1995-10-30 1998-08-04 Canon Kabushiki Kaisha Developing device having a residual toner amount discrimination feature and image forming apparatus using same
JPH10301385A (ja) * 1997-02-28 1998-11-13 Brother Ind Ltd 画像形成装置におけるトナー残量検出装置
JP2000147891A (ja) * 1998-09-04 2000-05-26 Canon Inc 現像装置及びプロセスカ―トリッジ及び電子写真画像形成装置及び撹拌部材
US6912366B1 (en) 1999-08-31 2005-06-28 Canon Kabushiki Kaisha Image forming apparatus comprising means for detecting an amount of developer contained in a developer container, a memory for storing the amount detected by the detecting means, and control means for updating the information stored in the memory
JP2001092234A (ja) * 1999-09-21 2001-04-06 Nec Niigata Ltd 画像形成装置
JP2002196576A (ja) * 2000-10-20 2002-07-12 Canon Inc カートリッジ、画像形成装置、及び画像形成システム
US6510291B2 (en) 2001-04-19 2003-01-21 Lexmark International, Inc Toner supply with level sensor and meter and method of using the same
JP3893259B2 (ja) * 2001-08-07 2007-03-14 株式会社沖データ トナーカートリッジと画像形成装置
US6931217B2 (en) * 2002-07-01 2005-08-16 Canon Kabushiki Kaisha Toner residual amount detection apparatus
US7065305B2 (en) * 2004-03-16 2006-06-20 Kabushiki Kaisha Toshiba Toner supplying method for image forming apparatus
JP4478091B2 (ja) * 2005-09-21 2010-06-09 シャープ株式会社 画像形成装置および廃トナーの警告方法
US7466932B2 (en) * 2006-03-21 2008-12-16 Kabushiki Kaisha Toshiba Image forming method with renewal of toner residual amount
US9152079B2 (en) * 2010-11-24 2015-10-06 Canon Kabushiki Kaisha Image forming apparatus having developer amount determination
JP5323123B2 (ja) * 2011-05-18 2013-10-23 京セラドキュメントソリューションズ株式会社 画像形成装置
JP6946790B2 (ja) * 2017-07-07 2021-10-06 ブラザー工業株式会社 画像形成装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58136068A (ja) * 1982-02-08 1983-08-12 Minolta Camera Co Ltd 粉体現像剤の体積検出方法
JPS59102264A (ja) * 1982-12-06 1984-06-13 Ricoh Co Ltd 画像形成装置の現像剤検出装置
EP0277063B1 (de) * 1987-01-19 1993-03-24 Canon Kabushiki Kaisha Bilderzeugungseinrichtung mit mehreren Entwicklervorrichtungen
JP2882529B2 (ja) * 1988-12-05 1999-04-12 株式会社リコー 画像形成装置
JPH0335559U (de) * 1989-08-19 1991-04-08
JPH04348369A (ja) * 1991-02-08 1992-12-03 Fuji Xerox Co Ltd 現像装置のトナー空検知制御方法
JP3098823B2 (ja) * 1991-02-19 2000-10-16 株式会社リコー 現像装置
US5237372A (en) * 1991-03-29 1993-08-17 Fujitsu Limited Toner quantity detecting system for an image recording apparatus, a method of detecting the quantity of toner and a developing device for the image recording apparatus
JPH05204244A (ja) * 1992-01-23 1993-08-13 Ricoh Co Ltd 画像形成装置
KR0132011B1 (ko) * 1994-02-28 1998-10-01 김광호 현상제 보유 레벨 검출 장치
US5790917A (en) * 1995-10-30 1998-08-04 Canon Kabushiki Kaisha Developing device having a residual toner amount discrimination feature and image forming apparatus using same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8588627B2 (en) 2008-09-19 2013-11-19 Konica Minolta Business Technologies, Inc. Image forming apparatus that detects consumable supplies

Also Published As

Publication number Publication date
EP1265111A2 (de) 2002-12-11
EP0772098B1 (de) 2003-01-02
EP1265111A3 (de) 2004-02-18
US5790917A (en) 1998-08-04
ITRM960736A1 (it) 1998-04-29
EP1265111B1 (de) 2007-01-10
EP0772098A2 (de) 1997-05-07
FR2740566A1 (fr) 1997-04-30
IT1286366B1 (it) 1998-07-08
DE69636841D1 (de) 2007-02-22
DE69625576D1 (de) 2003-02-06
DE69636841T2 (de) 2007-05-16
EP0772098A3 (de) 1999-04-28
FR2740566B1 (fr) 2001-11-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition