JP7826027B2 - 現像装置 - Google Patents

現像装置

Info

Publication number
JP7826027B2
JP7826027B2 JP2022011048A JP2022011048A JP7826027B2 JP 7826027 B2 JP7826027 B2 JP 7826027B2 JP 2022011048 A JP2022011048 A JP 2022011048A JP 2022011048 A JP2022011048 A JP 2022011048A JP 7826027 B2 JP7826027 B2 JP 7826027B2
Authority
JP
Japan
Prior art keywords
supply roller
magnetic pole
image formation
developing
toner
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
JP2022011048A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023109502A5 (https=
JP2023109502A (ja
Inventor
文芳 齋藤
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
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2022011048A priority Critical patent/JP7826027B2/ja
Priority to US18/093,376 priority patent/US11841635B2/en
Publication of JP2023109502A publication Critical patent/JP2023109502A/ja
Publication of JP2023109502A5 publication Critical patent/JP2023109502A5/ja
Application granted granted Critical
Publication of JP7826027B2 publication Critical patent/JP7826027B2/ja
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
    • 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
    • G03G15/0812—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 regulating means, e.g. structure of doctor blade
    • 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
    • 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
    • G03G15/0889—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
    • 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
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/0005—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium
    • G03G21/0047—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium using electrostatic or magnetic means; Details thereof, e.g. magnetic pole arrangement of magnetic devices
    • 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
    • G03G15/0142—Structure of complete machines
    • G03G15/0178—Structure of complete machines using more than one reusable electrographic recording member, e.g. one for every monocolour image
    • G03G15/0189—Structure of complete machines using more than one reusable electrographic recording member, e.g. one for every monocolour image primary transfer to an intermediate transfer belt

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
JP2022011048A 2022-01-27 2022-01-27 現像装置 Active JP7826027B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2022011048A JP7826027B2 (ja) 2022-01-27 2022-01-27 現像装置
US18/093,376 US11841635B2 (en) 2022-01-27 2023-01-05 Developing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022011048A JP7826027B2 (ja) 2022-01-27 2022-01-27 現像装置

Publications (3)

Publication Number Publication Date
JP2023109502A JP2023109502A (ja) 2023-08-08
JP2023109502A5 JP2023109502A5 (https=) 2025-01-28
JP7826027B2 true JP7826027B2 (ja) 2026-03-09

Family

ID=87313818

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022011048A Active JP7826027B2 (ja) 2022-01-27 2022-01-27 現像装置

Country Status (2)

Country Link
US (1) US11841635B2 (https=)
JP (1) JP7826027B2 (https=)

Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002182477A (ja) 2000-12-15 2002-06-26 Sharp Corp 現像装置
JP2003295617A (ja) 2002-03-29 2003-10-15 Hitachi Printing Solutions Ltd 現像装置および静電記録装置
JP2005055844A (ja) 2003-07-22 2005-03-03 Kyocera Mita Corp 画像形成装置における現像装置
JP2008058700A (ja) 2006-08-31 2008-03-13 Kyocera Mita Corp 現像装置及びこれを備えた画像形成装置
JP2008185903A (ja) 2007-01-31 2008-08-14 Kyocera Mita Corp 画像形成装置
JP2008233223A (ja) 2007-03-16 2008-10-02 Kyocera Mita Corp 現像装置及びそれを備えた画像形成装置
JP2008275719A (ja) 2007-04-26 2008-11-13 Fuji Xerox Co Ltd 現像装置、像保持体ユニットおよび画像形成装置
JP2009198582A (ja) 2008-02-19 2009-09-03 Kyocera Mita Corp 現像装置と該現像装置を用いたタンデム型画像形成装置
JP2012042854A (ja) 2010-08-23 2012-03-01 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
JP2012208469A (ja) 2011-02-04 2012-10-25 Kyocera Document Solutions Inc 現像装置及びそれを備えた画像形成装置
JP2013200547A (ja) 2012-02-23 2013-10-03 Ricoh Co Ltd 現像装置及び画像形成装置
JP2015036699A (ja) 2013-08-12 2015-02-23 京セラドキュメントソリューションズ株式会社 現像装置及びこれを備えた画像形成装置
JP2015222317A (ja) 2014-05-22 2015-12-10 キヤノン株式会社 現像装置
JP2017227674A (ja) 2016-06-20 2017-12-28 コニカミノルタ株式会社 現像装置および画像形成装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5751716B2 (ja) * 2012-02-14 2015-07-22 京セラドキュメントソリューションズ株式会社 現像装置及びそれを備えた画像形成装置
JP6308812B2 (ja) 2014-03-04 2018-04-11 キヤノン株式会社 現像装置
JP6230448B2 (ja) 2014-03-05 2017-11-15 キヤノン株式会社 現像装置
JP6304184B2 (ja) * 2015-09-14 2018-04-04 京セラドキュメントソリューションズ株式会社 現像装置及びそれを備えた画像形成装置
JP6658596B2 (ja) 2017-02-15 2020-03-04 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
JP2019078828A (ja) 2017-10-23 2019-05-23 京セラドキュメントソリューションズ株式会社 現像装置およびそれを備えた画像形成装置
JP7081172B2 (ja) 2018-01-24 2022-06-07 京セラドキュメントソリューションズ株式会社 現像装置およびそれを備えた画像形成装置
JP7127493B2 (ja) * 2018-11-05 2022-08-30 京セラドキュメントソリューションズ株式会社 トナー搬送装置およびそれを備えた現像装置並びに画像形成装置

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002182477A (ja) 2000-12-15 2002-06-26 Sharp Corp 現像装置
JP2003295617A (ja) 2002-03-29 2003-10-15 Hitachi Printing Solutions Ltd 現像装置および静電記録装置
JP2005055844A (ja) 2003-07-22 2005-03-03 Kyocera Mita Corp 画像形成装置における現像装置
JP2008058700A (ja) 2006-08-31 2008-03-13 Kyocera Mita Corp 現像装置及びこれを備えた画像形成装置
JP2008185903A (ja) 2007-01-31 2008-08-14 Kyocera Mita Corp 画像形成装置
JP2008233223A (ja) 2007-03-16 2008-10-02 Kyocera Mita Corp 現像装置及びそれを備えた画像形成装置
JP2008275719A (ja) 2007-04-26 2008-11-13 Fuji Xerox Co Ltd 現像装置、像保持体ユニットおよび画像形成装置
JP2009198582A (ja) 2008-02-19 2009-09-03 Kyocera Mita Corp 現像装置と該現像装置を用いたタンデム型画像形成装置
JP2012042854A (ja) 2010-08-23 2012-03-01 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
JP2012208469A (ja) 2011-02-04 2012-10-25 Kyocera Document Solutions Inc 現像装置及びそれを備えた画像形成装置
JP2013200547A (ja) 2012-02-23 2013-10-03 Ricoh Co Ltd 現像装置及び画像形成装置
JP2015036699A (ja) 2013-08-12 2015-02-23 京セラドキュメントソリューションズ株式会社 現像装置及びこれを備えた画像形成装置
JP2015222317A (ja) 2014-05-22 2015-12-10 キヤノン株式会社 現像装置
JP2017227674A (ja) 2016-06-20 2017-12-28 コニカミノルタ株式会社 現像装置および画像形成装置

Also Published As

Publication number Publication date
US11841635B2 (en) 2023-12-12
JP2023109502A (ja) 2023-08-08
US20230236525A1 (en) 2023-07-27

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