JP7170451B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

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Publication number
JP7170451B2
JP7170451B2 JP2018146847A JP2018146847A JP7170451B2 JP 7170451 B2 JP7170451 B2 JP 7170451B2 JP 2018146847 A JP2018146847 A JP 2018146847A JP 2018146847 A JP2018146847 A JP 2018146847A JP 7170451 B2 JP7170451 B2 JP 7170451B2
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JP
Japan
Prior art keywords
pattern
image
image forming
potential
color
Prior art date
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Active
Application number
JP2018146847A
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English (en)
Japanese (ja)
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JP2019032528A5 (enExample
JP2019032528A (ja
Inventor
弘 冨井
理久 矢後
澄斗 田中
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
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Canon Inc
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Publication of JP2019032528A publication Critical patent/JP2019032528A/ja
Publication of JP2019032528A5 publication Critical patent/JP2019032528A5/ja
Application granted granted Critical
Publication of JP7170451B2 publication Critical patent/JP7170451B2/ja
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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
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5054—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 characteristics of an intermediate image carrying member or the characteristics of an image on an intermediate image carrying member, e.g. intermediate transfer belt or drum, conveyor belt
    • G03G15/5058—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 characteristics of an intermediate image carrying member or the characteristics of an image on an intermediate image carrying member, e.g. intermediate transfer belt or drum, conveyor belt using a test patch
    • 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
    • G03G15/0105—Details of unit
    • G03G15/0121—Details of unit 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
    • G03G15/04—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
    • 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
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5016—User-machine interface; Display panels; Control console
    • 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
    • G03G15/02—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices
    • G03G15/0266—Arrangements for controlling the amount of 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
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/065—Arrangements for controlling the potential of the developing electrode
    • 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
    • G03G15/5062—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 characteristics of an image on the copy material
    • 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
    • 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
    • G03G2215/00042—Optical detection

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Color Electrophotography (AREA)
JP2018146847A 2017-08-04 2018-08-03 画像形成装置 Active JP7170451B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017151758 2017-08-04
JP2017151758 2017-08-04

Publications (3)

Publication Number Publication Date
JP2019032528A JP2019032528A (ja) 2019-02-28
JP2019032528A5 JP2019032528A5 (enExample) 2021-09-09
JP7170451B2 true JP7170451B2 (ja) 2022-11-14

Family

ID=63047215

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018146847A Active JP7170451B2 (ja) 2017-08-04 2018-08-03 画像形成装置

Country Status (4)

Country Link
US (1) US10678176B2 (enExample)
EP (1) EP3438757B1 (enExample)
JP (1) JP7170451B2 (enExample)
CN (1) CN109388039B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3438756B1 (en) * 2017-08-04 2021-09-08 Canon Kabushiki Kaisha Image forming apparatus
EP3438755B1 (en) 2017-08-04 2022-06-22 Canon Kabushiki Kaisha Image forming apparatus
JP6926948B2 (ja) * 2017-10-27 2021-08-25 セイコーエプソン株式会社 プロジェクター、画像投写システム、及びプロジェクターの制御方法
JP6952583B2 (ja) 2017-11-14 2021-10-20 キヤノン株式会社 画像形成装置
US10969723B2 (en) 2018-04-06 2021-04-06 Canon Kabushiki Kaisha Method for detecting fault location of image forming apparatus
KR20210039878A (ko) * 2019-10-02 2021-04-12 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. 서버에 기반하여 스캔 이미지에 포함된 세로줄을 제거
JP2023176445A (ja) * 2022-05-31 2023-12-13 富士フイルムビジネスイノベーション株式会社 画像形成装置、プログラム、および、記録媒体
US11954382B2 (en) 2022-06-30 2024-04-09 Canon Kabushiki Kaisha Inspection apparatus and control method of inspection apparatus
JP2024120612A (ja) * 2023-02-24 2024-09-05 キヤノン株式会社 画像処理装置とその制御方法、及びプログラム

Citations (7)

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Publication number Priority date Publication date Assignee Title
JP2004042449A (ja) 2002-07-11 2004-02-12 Ricoh Co Ltd 画像形成装置、画像形成方法および記録媒体
US20080101808A1 (en) 2006-10-26 2008-05-01 Aetas Technology, Inc. Image forming apparatus and method for controling developing bias voltage
JP2008111885A (ja) 2006-10-27 2008-05-15 Canon Inc 画像形成装置、および画像形成方法
JP2012042924A (ja) 2010-07-23 2012-03-01 Ricoh Co Ltd 画像形成装置、画像形成方法、およびプログラム
JP2014048390A (ja) 2012-08-30 2014-03-17 Canon Inc 画像形成装置
JP2017083544A (ja) 2015-10-23 2017-05-18 キヤノン株式会社 画像処理装置、画像処理方法及びプログラム
US20170219979A1 (en) 2016-02-03 2017-08-03 Canon Kabushiki Kaisha Image forming apparatus and control method for an image forming apparatus

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US5481337A (en) 1991-05-13 1996-01-02 Canon Kabushiki Kaisha Method and apparatus for correcting image formation in accordance with a potential measurement and a density measurement selected along an axial direction of a photosensitive drum
JP3139381B2 (ja) * 1996-01-18 2001-02-26 富士電機株式会社 電子写真用感光体およびその製造方法
US8607102B2 (en) * 2006-09-15 2013-12-10 Palo Alto Research Center Incorporated Fault management for a printing system
US7773901B2 (en) 2006-12-18 2010-08-10 Samsung Electronics Co., Ltd. Image forming apparatus and control method thereof
JP5262315B2 (ja) * 2008-06-06 2013-08-14 株式会社リコー 画像形成装置及びプロセスカートリッジ
JP2010139607A (ja) 2008-12-10 2010-06-24 Seiko Epson Corp 画像形成装置および画像形成方法
US20100278548A1 (en) * 2009-04-30 2010-11-04 Xerox Corporation Automated cleaner for a charging device
EP2518567A1 (en) 2009-12-26 2012-10-31 Canon Kabushiki Kaisha Image forming device
JP5977716B2 (ja) 2013-07-23 2016-08-24 富士フイルム株式会社 閾値データ設定装置、方法及びプログラム、並びに画像形成システム
JP5856594B2 (ja) 2013-08-30 2016-02-10 富士フイルム株式会社 色分解装置、色分解方法および色分解プログラム
JP5999113B2 (ja) * 2014-01-09 2016-09-28 コニカミノルタ株式会社 画像形成装置
JP6123736B2 (ja) 2014-05-30 2017-05-10 コニカミノルタ株式会社 画像形成装置及び露光位置調整方法
JP2016018200A (ja) * 2014-07-11 2016-02-01 キヤノン株式会社 画像形成装置
JP6417869B2 (ja) * 2014-11-07 2018-11-07 株式会社リコー 画像形成装置
JP6445871B2 (ja) 2015-01-07 2018-12-26 キヤノン株式会社 画像形成装置
JP6700933B2 (ja) 2016-04-20 2020-05-27 キヤノン株式会社 画像形成装置
JP2018025643A (ja) 2016-08-09 2018-02-15 富士ゼロックス株式会社 清掃装置及び画像形成装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004042449A (ja) 2002-07-11 2004-02-12 Ricoh Co Ltd 画像形成装置、画像形成方法および記録媒体
US20080101808A1 (en) 2006-10-26 2008-05-01 Aetas Technology, Inc. Image forming apparatus and method for controling developing bias voltage
JP2008111885A (ja) 2006-10-27 2008-05-15 Canon Inc 画像形成装置、および画像形成方法
JP2012042924A (ja) 2010-07-23 2012-03-01 Ricoh Co Ltd 画像形成装置、画像形成方法、およびプログラム
JP2014048390A (ja) 2012-08-30 2014-03-17 Canon Inc 画像形成装置
JP2017083544A (ja) 2015-10-23 2017-05-18 キヤノン株式会社 画像処理装置、画像処理方法及びプログラム
US20170219979A1 (en) 2016-02-03 2017-08-03 Canon Kabushiki Kaisha Image forming apparatus and control method for an image forming apparatus
JP2017138445A (ja) 2016-02-03 2017-08-10 キヤノン株式会社 画像形成装置、画像診断方法

Also Published As

Publication number Publication date
US20190041785A1 (en) 2019-02-07
CN109388039A (zh) 2019-02-26
JP2019032528A (ja) 2019-02-28
US10678176B2 (en) 2020-06-09
EP3438757A1 (en) 2019-02-06
EP3438757B1 (en) 2021-03-24
CN109388039B (zh) 2022-02-18

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