IT1286366B1 - Dispositivo di sviluppo ed apparecchio di formazione di immagini - Google Patents

Dispositivo di sviluppo ed apparecchio di formazione di immagini

Info

Publication number
IT1286366B1
IT1286366B1 IT96RM000736A ITRM960736A IT1286366B1 IT 1286366 B1 IT1286366 B1 IT 1286366B1 IT 96RM000736 A IT96RM000736 A IT 96RM000736A IT RM960736 A ITRM960736 A IT RM960736A IT 1286366 B1 IT1286366 B1 IT 1286366B1
Authority
IT
Italy
Prior art keywords
image formation
formation apparatus
development device
development
image
Prior art date
Application number
IT96RM000736A
Other languages
English (en)
Inventor
Keizo Takura
Tsuyoshi Kunishi
Original Assignee
Canon Kk
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 Kk filed Critical Canon Kk
Publication of ITRM960736A1 publication Critical patent/ITRM960736A1/it
Application granted granted Critical
Publication of IT1286366B1 publication Critical patent/IT1286366B1/it

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)
  • Control Or Security For Electrophotography (AREA)
  • Photographic Developing Apparatuses (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
IT96RM000736A 1995-10-30 1996-10-29 Dispositivo di sviluppo ed apparecchio di formazione di immagini IT1286366B1 (it)

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
ITRM960736A1 ITRM960736A1 (it) 1998-04-29
IT1286366B1 true IT1286366B1 (it) 1998-07-08

Family

ID=26561412

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96RM000736A IT1286366B1 (it) 1995-10-30 1996-10-29 Dispositivo di sviluppo ed apparecchio di formazione di immagini

Country Status (5)

Country Link
US (1) US5790917A (it)
EP (2) EP1265111B1 (it)
DE (2) DE69625576T2 (it)
FR (1) FR2740566B1 (it)
IT (1) IT1286366B1 (it)

Families Citing this family (16)

* 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
JP4488100B2 (ja) * 2008-09-19 2010-06-23 コニカミノルタビジネステクノロジーズ株式会社 画像形成装置
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
DE3879520T2 (de) * 1987-01-19 1993-09-30 Canon Kk 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 (it) * 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
CA2063920C (en) * 1991-03-29 1999-03-30 Masato Ishii 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

Also Published As

Publication number Publication date
EP0772098A3 (en) 1999-04-28
ITRM960736A1 (it) 1998-04-29
EP0772098B1 (en) 2003-01-02
FR2740566B1 (fr) 2001-11-23
DE69625576D1 (de) 2003-02-06
FR2740566A1 (fr) 1997-04-30
DE69625576T2 (de) 2003-08-14
EP0772098A2 (en) 1997-05-07
DE69636841T2 (de) 2007-05-16
EP1265111B1 (en) 2007-01-10
EP1265111A3 (en) 2004-02-18
US5790917A (en) 1998-08-04
DE69636841D1 (de) 2007-02-22
EP1265111A2 (en) 2002-12-11

Similar Documents

Publication Publication Date Title
DE69624055D1 (de) Bildverarbeitungsgerät sowie -verfahren
DE69631928D1 (de) Bilderzeugungsgerät und -verfahren
DE69631945D1 (de) Bildverarbeitungsgerät und-verfahren
DE69622501D1 (de) Bildverarbeitungsvorrichtung und -verfahren
DE69624873D1 (de) Bilderzeugungsgerät und -verfahren
DE69624035D1 (de) Stereoskopisches Bildanzeigeverfahren und -gerät
DE69619002D1 (de) Bildkodierungs-/-dekodierungsvorrichtung
DE69526792D1 (de) Bildverarbeitungsgerät und -verfahren
DE69619426D1 (de) Bilderzeugungsgerät
DE69622538D1 (de) Bilderzeugungsgerät
DE69620845D1 (de) Bilderzeugungsgerät
DE69617828D1 (de) Bilderzeugungsgerät
DE69836467D1 (de) Bilderzeugungsvorrichtung und -verfahren
DE69618262D1 (de) Bilderverarbeitungsgerät und -verfahren
DE69631494D1 (de) Bilderzeugungsgerät
DE69627090D1 (de) Bildverarbeitungsverfahren und -gerät
DE69617139D1 (de) Bilderzeugungsgerät
DE69637776D1 (de) Bilderzeugungsgerät
DE69631948D1 (de) Bildverarbeitungsgerät und -verfahren
DE69534048D1 (de) Bilderzeugungsverfahren und -vorrichtungen
DE69624622D1 (de) Bilderzeugungsgerät
DE69637004D1 (de) Bilderzeugungsgerät
DE69627424D1 (de) Bildverarbeitungsverfahren und Gerät
DE69619601D1 (de) Bilderzeugungsgerät
DE69617587D1 (de) Bilderzeugungsgerät

Legal Events

Date Code Title Description
0001 Granted