KR100972688B1 - 현상 장치 및 이것을 구비한 화상 형성 장치 - Google Patents

현상 장치 및 이것을 구비한 화상 형성 장치 Download PDF

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Publication number
KR100972688B1
KR100972688B1 KR1020080061261A KR20080061261A KR100972688B1 KR 100972688 B1 KR100972688 B1 KR 100972688B1 KR 1020080061261 A KR1020080061261 A KR 1020080061261A KR 20080061261 A KR20080061261 A KR 20080061261A KR 100972688 B1 KR100972688 B1 KR 100972688B1
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KR
South Korea
Prior art keywords
developer
developing
toner
image forming
supply member
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
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KR1020080061261A
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English (en)
Korean (ko)
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KR20090003109A (ko
Inventor
다께시 가와무라
신야 야마모또
Original Assignee
캐논 가부시끼가이샤
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Publication of KR20090003109A publication Critical patent/KR20090003109A/ko
Application granted granted Critical
Publication of KR100972688B1 publication Critical patent/KR100972688B1/ko
Expired - Fee Related legal-status Critical Current
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    • 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
    • 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
    • G03G15/0806—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller
    • G03G15/0808—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller characterised by the developer supplying means, e.g. structure of developer supply roller
    • 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
    • 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
    • G03G15/0877—Arrangements for metering and dispensing developer from a developer cartridge into the development unit
    • 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
    • G03G2215/06—Developing structures, details
    • G03G2215/0634—Developing device
    • 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
    • G03G2215/0855—Materials and manufacturing of the developing device
    • G03G2215/0858—Donor member
    • G03G2215/0861—Particular composition or materials
    • 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
    • G03G2215/0855—Materials and manufacturing of the developing device
    • G03G2215/0869—Supplying member
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
KR1020080061261A 2007-06-29 2008-06-27 현상 장치 및 이것을 구비한 화상 형성 장치 Expired - Fee Related KR100972688B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2007-00172290 2007-06-29
JP2007172290A JP2009009035A (ja) 2007-06-29 2007-06-29 現像装置及びカートリッジ

Publications (2)

Publication Number Publication Date
KR20090003109A KR20090003109A (ko) 2009-01-09
KR100972688B1 true KR100972688B1 (ko) 2010-07-27

Family

ID=39865509

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020080061261A Expired - Fee Related KR100972688B1 (ko) 2007-06-29 2008-06-27 현상 장치 및 이것을 구비한 화상 형성 장치

Country Status (5)

Country Link
US (1) US7991315B2 (enExample)
EP (1) EP2009513B1 (enExample)
JP (1) JP2009009035A (enExample)
KR (1) KR100972688B1 (enExample)
CN (2) CN101334614A (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4402137B2 (ja) 2007-06-29 2010-01-20 キヤノン株式会社 画像形成装置、現像装置及びカートリッジ
JP2011085897A (ja) * 2009-09-18 2011-04-28 Canon Inc 画像形成装置
JP5550299B2 (ja) * 2009-10-08 2014-07-16 キヤノン株式会社 画像形成装置
JP5550300B2 (ja) * 2009-10-08 2014-07-16 キヤノン株式会社 画像形成装置
JP4818456B2 (ja) 2009-10-22 2011-11-16 キヤノン株式会社 画像形成装置
JP5538986B2 (ja) * 2010-04-14 2014-07-02 キヤノン株式会社 画像形成装置
JP5541730B2 (ja) * 2010-11-15 2014-07-09 キヤノン株式会社 現像剤残量検知装置及び画像形成装置
JP5906053B2 (ja) 2010-11-19 2016-04-20 キヤノン株式会社 画像形成装置
JP5697426B2 (ja) 2010-12-13 2015-04-08 キヤノン株式会社 画像形成装置
JP5697431B2 (ja) * 2010-12-17 2015-04-08 キヤノン株式会社 画像形成装置
JP5637870B2 (ja) * 2011-01-12 2014-12-10 キヤノン株式会社 画像形成装置
JP5721542B2 (ja) 2011-06-02 2015-05-20 キヤノン株式会社 画像形成装置
JP5800619B2 (ja) * 2011-07-25 2015-10-28 キヤノン株式会社 画像形成装置
JP2013182030A (ja) * 2012-02-29 2013-09-12 Canon Inc 画像形成装置
JP6164873B2 (ja) * 2012-04-18 2017-07-19 キヤノン株式会社 画像形成装置
JP6779648B2 (ja) * 2016-04-11 2020-11-04 キヤノン株式会社 現像装置、カートリッジ及び画像形成装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04234777A (ja) * 1991-01-07 1992-08-24 Canon Inc 現像剤の残量検出方法及び検出装置
JPH11288161A (ja) * 1998-03-31 1999-10-19 Canon Inc 現像装置
JP2002278412A (ja) * 2001-03-16 2002-09-27 Canon Inc 電子写真画像形成装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0363677A (ja) 1989-08-01 1991-03-19 Fujitsu Ltd 一成分トナー現像装置
JPH09204095A (ja) * 1996-01-26 1997-08-05 Canon Inc 画像形成装置及びプロセスカートリッジ
JP3919381B2 (ja) 1999-05-14 2007-05-23 キヤノン株式会社 現像装置、現像カートリッジ、プロセスカートリッジおよび画像形成装置
JP2001109251A (ja) 1999-10-08 2001-04-20 Tokai Rubber Ind Ltd トナー供給ロールおよびその製法
JP2001356591A (ja) * 2000-04-10 2001-12-26 Seiko Epson Corp 画像形成装置
JP2002244414A (ja) * 2001-02-19 2002-08-30 Canon Inc 画像形成装置
US6738593B2 (en) 2001-07-31 2004-05-18 Canon Kabushiki Kaisha Developing device with developer bearing member overlying developer containing chamber
JP2003043805A (ja) 2001-07-31 2003-02-14 Inoac Corp 導電性ローラ及びその製造方法
JP2004004732A (ja) 2002-04-15 2004-01-08 Canon Inc 現像器でトナーを回収する画像形成装置
JP2004012542A (ja) 2002-06-03 2004-01-15 Canon Inc 現像剤規制部材、現像装置、プロセスカートリッジ及び画像形成装置
JP4125946B2 (ja) 2002-11-28 2008-07-30 株式会社リコー 画像形成装置とそのプロセスカートリッジ
JP3944090B2 (ja) 2003-02-04 2007-07-11 キヤノン株式会社 現像装置、プロセスカートリッジ及び画像形成装置
US7415230B2 (en) 2003-06-17 2008-08-19 Canon Kabushiki Kaisha Developing apparatus featuring an insulating or electrically floating jumping developer regulation member
JP3812670B2 (ja) * 2003-08-07 2006-08-23 セイコーエプソン株式会社 現像装置
JP4508678B2 (ja) 2004-02-19 2010-07-21 キヤノン株式会社 画像形成装置
JP4497978B2 (ja) 2004-03-29 2010-07-07 キヤノン株式会社 現像装置、プロセスカートリッジ、及び画像形成装置
JP3814628B2 (ja) 2004-05-20 2006-08-30 キヤノン株式会社 画像形成装置
JP2006091754A (ja) * 2004-09-27 2006-04-06 Fuji Xerox Co Ltd 現像装置及びこれを用いた画像形成装置
JP5261864B2 (ja) * 2005-06-24 2013-08-14 株式会社リコー カラー電子写真装置
JP4402137B2 (ja) 2007-06-29 2010-01-20 キヤノン株式会社 画像形成装置、現像装置及びカートリッジ

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04234777A (ja) * 1991-01-07 1992-08-24 Canon Inc 現像剤の残量検出方法及び検出装置
JPH11288161A (ja) * 1998-03-31 1999-10-19 Canon Inc 現像装置
JP2002278412A (ja) * 2001-03-16 2002-09-27 Canon Inc 電子写真画像形成装置

Also Published As

Publication number Publication date
EP2009513B1 (en) 2017-04-19
KR20090003109A (ko) 2009-01-09
CN101819395A (zh) 2010-09-01
CN101819395B (zh) 2014-07-30
EP2009513A3 (en) 2011-12-28
EP2009513A2 (en) 2008-12-31
US7991315B2 (en) 2011-08-02
JP2009009035A (ja) 2009-01-15
CN101334614A (zh) 2008-12-31
US20090003884A1 (en) 2009-01-01

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