JP6525594B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

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Publication number
JP6525594B2
JP6525594B2 JP2015002596A JP2015002596A JP6525594B2 JP 6525594 B2 JP6525594 B2 JP 6525594B2 JP 2015002596 A JP2015002596 A JP 2015002596A JP 2015002596 A JP2015002596 A JP 2015002596A JP 6525594 B2 JP6525594 B2 JP 6525594B2
Authority
JP
Japan
Prior art keywords
toner
replenishment
image forming
chamber
developing 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.)
Active
Application number
JP2015002596A
Other languages
English (en)
Japanese (ja)
Other versions
JP2016126298A (ja
JP2016126298A5 (enExample
Inventor
二郎 白潟
二郎 白潟
秀介 三浦
秀介 三浦
佳菜 大島
佳菜 大島
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 JP2015002596A priority Critical patent/JP6525594B2/ja
Priority to US14/990,132 priority patent/US9423751B2/en
Publication of JP2016126298A publication Critical patent/JP2016126298A/ja
Publication of JP2016126298A5 publication Critical patent/JP2016126298A5/ja
Application granted granted Critical
Publication of JP6525594B2 publication Critical patent/JP6525594B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G03G15/55—Self-diagnostics; Malfunction or lifetime display
    • G03G15/553—Monitoring or warning means for exhaustion or lifetime end of consumables, e.g. indication of insufficient copy sheet quantity for a job
    • 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
    • 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
    • G03G15/0849—Detection or control means for the developer concentration

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
JP2015002596A 2015-01-08 2015-01-08 画像形成装置 Active JP6525594B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2015002596A JP6525594B2 (ja) 2015-01-08 2015-01-08 画像形成装置
US14/990,132 US9423751B2 (en) 2015-01-08 2016-01-07 Image forming apparatus for controlling toner density in developing unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2015002596A JP6525594B2 (ja) 2015-01-08 2015-01-08 画像形成装置

Publications (3)

Publication Number Publication Date
JP2016126298A JP2016126298A (ja) 2016-07-11
JP2016126298A5 JP2016126298A5 (enExample) 2018-02-08
JP6525594B2 true JP6525594B2 (ja) 2019-06-05

Family

ID=56357908

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015002596A Active JP6525594B2 (ja) 2015-01-08 2015-01-08 画像形成装置

Country Status (2)

Country Link
US (1) US9423751B2 (enExample)
JP (1) JP6525594B2 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9753403B2 (en) * 2015-01-08 2017-09-05 Canon Kabushiki Kaisha Image forming apparatus for executing developer replenishment control
WO2021172165A1 (ja) * 2020-02-25 2021-09-02 京セラドキュメントソリューションズ株式会社 画像形成装置及び画像形成方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08110696A (ja) 1994-10-07 1996-04-30 Canon Inc 画像形成装置
US5839022A (en) * 1996-11-26 1998-11-17 Xerox Corporation Filter for reducing the effect of noise in TC control
JP3919383B2 (ja) * 1999-05-24 2007-05-23 キヤノン株式会社 電子写真画像形成装置
JP2003295597A (ja) * 2002-02-04 2003-10-15 Canon Inc 画像形成装置
JP2005031327A (ja) * 2003-07-11 2005-02-03 Fuji Xerox Co Ltd 画像形成装置
JP4289959B2 (ja) * 2003-09-22 2009-07-01 キヤノン株式会社 画像形成装置
JP4494900B2 (ja) * 2004-07-30 2010-06-30 京セラミタ株式会社 画像形成装置
JP2006243456A (ja) * 2005-03-04 2006-09-14 Ricoh Co Ltd 画像形成装置
JP4832838B2 (ja) * 2005-09-16 2011-12-07 株式会社リコー 現像装置、及び画像形成装置
JP2009276517A (ja) * 2008-05-14 2009-11-26 Konica Minolta Business Technologies Inc 画像形成装置
JP2010091784A (ja) * 2008-10-08 2010-04-22 Ricoh Co Ltd 画像形成装置
JP2010191249A (ja) * 2009-02-19 2010-09-02 Konica Minolta Business Technologies Inc 画像形成装置、トナー濃度算出方法、及びトナー濃度算出プログラム
JP2011022193A (ja) * 2009-07-13 2011-02-03 Ricoh Co Ltd 画像形成装置
US20110026959A1 (en) * 2009-07-29 2011-02-03 Kabushiki Kaisha Toshiba Image forming apparatus and agitation controlling method
JP5473481B2 (ja) * 2009-08-26 2014-04-16 キヤノン株式会社 画像形成装置

Also Published As

Publication number Publication date
US20160202653A1 (en) 2016-07-14
JP2016126298A (ja) 2016-07-11
US9423751B2 (en) 2016-08-23

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