JP6869928B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

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Publication number
JP6869928B2
JP6869928B2 JP2018148617A JP2018148617A JP6869928B2 JP 6869928 B2 JP6869928 B2 JP 6869928B2 JP 2018148617 A JP2018148617 A JP 2018148617A JP 2018148617 A JP2018148617 A JP 2018148617A JP 6869928 B2 JP6869928 B2 JP 6869928B2
Authority
JP
Japan
Prior art keywords
image forming
image
cleaning
photosensitive drum
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
JP2018148617A
Other languages
English (en)
Japanese (ja)
Other versions
JP2020024291A (ja
Inventor
悟 竹澤
悟 竹澤
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 JP2018148617A priority Critical patent/JP6869928B2/ja
Priority to US16/531,651 priority patent/US10962897B2/en
Publication of JP2020024291A publication Critical patent/JP2020024291A/ja
Priority to JP2021067768A priority patent/JP7282827B2/ja
Application granted granted Critical
Publication of JP6869928B2 publication Critical patent/JP6869928B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/04036—Details of illuminating systems, e.g. lamps, reflectors
    • G03G15/04045—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers
    • G03G15/04072—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers by laser
    • 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
    • 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
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/04036—Details of illuminating systems, e.g. lamps, reflectors
    • 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
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
    • G03G15/5041—Detecting a toner image, e.g. density, toner coverage, using a test patch
    • 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
    • G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/1661—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements means for handling parts of the apparatus in the apparatus
    • G03G21/1666—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements means for handling parts of the apparatus in the apparatus for the exposure unit
    • 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
    • G03G21/20—Humidity or temperature control also ozone evacuation; Internal apparatus environment control
    • 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
    • G03G2215/00025—Machine control, e.g. regulating different parts of the machine
    • G03G2215/00029—Image density detection
    • G03G2215/00033—Image density detection on recording member
    • G03G2215/00037—Toner image detection

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental Sciences (AREA)
  • Atmospheric Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Laser Beam Printer (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Mechanical Optical Scanning Systems (AREA)
JP2018148617A 2018-08-07 2018-08-07 画像形成装置 Active JP6869928B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2018148617A JP6869928B2 (ja) 2018-08-07 2018-08-07 画像形成装置
US16/531,651 US10962897B2 (en) 2018-08-07 2019-08-05 Image forming apparatus provided with cleaning mechanism
JP2021067768A JP7282827B2 (ja) 2018-08-07 2021-04-13 画像形成装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018148617A JP6869928B2 (ja) 2018-08-07 2018-08-07 画像形成装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2021067768A Division JP7282827B2 (ja) 2018-08-07 2021-04-13 画像形成装置

Publications (2)

Publication Number Publication Date
JP2020024291A JP2020024291A (ja) 2020-02-13
JP6869928B2 true JP6869928B2 (ja) 2021-05-12

Family

ID=69405970

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2018148617A Active JP6869928B2 (ja) 2018-08-07 2018-08-07 画像形成装置
JP2021067768A Active JP7282827B2 (ja) 2018-08-07 2021-04-13 画像形成装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2021067768A Active JP7282827B2 (ja) 2018-08-07 2021-04-13 画像形成装置

Country Status (2)

Country Link
US (1) US10962897B2 (enExample)
JP (2) JP6869928B2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021113988A (ja) * 2018-08-07 2021-08-05 キヤノン株式会社 画像形成装置

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112969994A (zh) * 2018-11-12 2021-06-15 惠普发展公司，有限责任合伙企业 打印材料密度异常的检测
US11249413B2 (en) * 2019-07-10 2022-02-15 Kyocera Document Solutions Inc. Optical scanning device and image forming apparatus including the same
JP7380374B2 (ja) * 2020-03-25 2023-11-15 富士フイルムビジネスイノベーション株式会社 発光装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01187576A (ja) * 1988-01-21 1989-07-26 Minolta Camera Co Ltd 複写機
JP3809748B2 (ja) * 1999-10-13 2006-08-16 富士ゼロックス株式会社 画像形成装置、及び画像形成装置の汚れ位置特定方法
JP2005215295A (ja) 2004-01-29 2005-08-11 Fuji Photo Film Co Ltd 電子写真方式画像形成装置
KR20080010970A (ko) * 2006-07-28 2008-01-31 삼성전자주식회사 광주사장치와 이를 구비하는 화상형성장치 및 광주사장치의 청소장치
JP2008139336A (ja) * 2006-11-29 2008-06-19 Konica Minolta Business Technologies Inc 画像形成装置
JP2009008789A (ja) * 2007-06-27 2009-01-15 Kyocera Mita Corp 画像形成装置及び画像形成プログラム
US8203586B2 (en) * 2008-03-31 2012-06-19 Canon Kabushiki Kaisha Image forming apparatus having a cleaning member configured to clean a transparent member of an optical device
JP2010139553A (ja) * 2008-12-09 2010-06-24 Sharp Corp 画像濃度調整方法および画像形成装置
US8594518B2 (en) * 2011-05-16 2013-11-26 Xerox Corporation Diagnostic method for determining imager contribution to printing defects
JP5660738B2 (ja) * 2012-10-18 2015-01-28 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
JP2014228735A (ja) * 2013-05-23 2014-12-08 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、清掃方法
JP6324199B2 (ja) * 2014-05-12 2018-05-16 キヤノン株式会社 画像形成装置及びカラー画像形成装置
JP6264222B2 (ja) 2014-07-29 2018-01-24 京セラドキュメントソリューションズ株式会社 光走査装置、及びこれを備えた画像形成装置
US9829835B2 (en) * 2016-02-08 2017-11-28 Kyocera Document Solutions Inc. Image forming apparatus including cleaning member to remove residual toner remaining on surface of intermediate transfer belt
JP6418405B2 (ja) * 2016-03-28 2018-11-07 京セラドキュメントソリューションズ株式会社 光走査装置及び該光走査装置を備えた画像形成装置
US10082761B2 (en) * 2016-06-22 2018-09-25 Ricoh Company, Ltd. Image forming apparatus including a rotatable exposure device
JP6519752B2 (ja) * 2016-08-29 2019-05-29 京セラドキュメントソリューションズ株式会社 光走査装置及び該光走査装置を備えた画像形成装置
JP6881926B2 (ja) * 2016-09-23 2021-06-02 キヤノン株式会社 画像形成装置
JP2019219455A (ja) * 2018-06-18 2019-12-26 キヤノン株式会社 画像形成装置及びその制御方法
JP6869928B2 (ja) 2018-08-07 2021-05-12 キヤノン株式会社 画像形成装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021113988A (ja) * 2018-08-07 2021-08-05 キヤノン株式会社 画像形成装置
JP7282827B2 (ja) 2018-08-07 2023-05-29 キヤノン株式会社 画像形成装置

Also Published As

Publication number Publication date
US10962897B2 (en) 2021-03-30
JP2021113988A (ja) 2021-08-05
US20200050139A1 (en) 2020-02-13
JP2020024291A (ja) 2020-02-13
JP7282827B2 (ja) 2023-05-29

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