JP7451309B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

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Publication number
JP7451309B2
JP7451309B2 JP2020095729A JP2020095729A JP7451309B2 JP 7451309 B2 JP7451309 B2 JP 7451309B2 JP 2020095729 A JP2020095729 A JP 2020095729A JP 2020095729 A JP2020095729 A JP 2020095729A JP 7451309 B2 JP7451309 B2 JP 7451309B2
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JP
Japan
Prior art keywords
motor
timing
rotation
developing roller
image forming
Prior art date
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Active
Application number
JP2020095729A
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English (en)
Japanese (ja)
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JP2021189342A (ja
JP2021189342A5 (enExample
Inventor
雅俊 伊藤
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 JP2020095729A priority Critical patent/JP7451309B2/ja
Priority to BR102021009531-8A priority patent/BR102021009531A2/pt
Priority to EP21175211.8A priority patent/EP3919984B1/en
Priority to CN202110581623.2A priority patent/CN113759680B/zh
Priority to KR1020210070574A priority patent/KR102744119B1/ko
Priority to US17/335,392 priority patent/US11467527B2/en
Publication of JP2021189342A publication Critical patent/JP2021189342A/ja
Publication of JP2021189342A5 publication Critical patent/JP2021189342A5/ja
Application granted granted Critical
Publication of JP7451309B2 publication Critical patent/JP7451309B2/ja
Active 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
    • 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
    • G03G15/0813—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 means in the developing zone having an interaction with the image carrying member, e.g. distance holders
    • 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
    • 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
    • G03G15/75—Details relating to xerographic drum, band or plate, e.g. replacing, testing
    • G03G15/757—Drive mechanisms for photosensitive medium, e.g. gears
    • 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
    • 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
    • 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
    • G03G15/5008—Driving control for rotary photosensitive medium, e.g. speed control, stop position control
    • 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
    • G03G15/80—Details relating to power supplies, circuits boards, electrical connections
    • 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
    • G03G21/1642—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements for connecting the different parts of the apparatus
    • G03G21/1647—Mechanical connection means
    • 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
    • G03G21/1676—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 developer 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
    • G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single 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
    • G03G2215/0636—Specific type of dry developer device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Dry Development In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
JP2020095729A 2020-06-01 2020-06-01 画像形成装置 Active JP7451309B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2020095729A JP7451309B2 (ja) 2020-06-01 2020-06-01 画像形成装置
BR102021009531-8A BR102021009531A2 (pt) 2020-06-01 2021-05-17 Aparelho de formação de imagem
EP21175211.8A EP3919984B1 (en) 2020-06-01 2021-05-21 Image forming apparatus
CN202110581623.2A CN113759680B (zh) 2020-06-01 2021-05-27 图像形成装置
KR1020210070574A KR102744119B1 (ko) 2020-06-01 2021-06-01 화상 형성 장치
US17/335,392 US11467527B2 (en) 2020-06-01 2021-06-01 Image forming apparatus that controls transmission of driving force to a developing roller based on current through a motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020095729A JP7451309B2 (ja) 2020-06-01 2020-06-01 画像形成装置

Publications (3)

Publication Number Publication Date
JP2021189342A JP2021189342A (ja) 2021-12-13
JP2021189342A5 JP2021189342A5 (enExample) 2023-06-09
JP7451309B2 true JP7451309B2 (ja) 2024-03-18

Family

ID=76059700

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020095729A Active JP7451309B2 (ja) 2020-06-01 2020-06-01 画像形成装置

Country Status (6)

Country Link
US (1) US11467527B2 (enExample)
EP (1) EP3919984B1 (enExample)
JP (1) JP7451309B2 (enExample)
KR (1) KR102744119B1 (enExample)
CN (1) CN113759680B (enExample)
BR (1) BR102021009531A2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11567441B2 (en) * 2020-11-30 2023-01-31 Canon Kabushiki Kaisha Image forming apparatus displaying abnormal state of rotary members driven by a motor based on a detected current value

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005091574A (ja) 2003-09-16 2005-04-07 Ricoh Co Ltd 画像形成装置、および現像器のセットアップ方法
JP2006010758A (ja) 2004-06-22 2006-01-12 Sharp Corp 現像装置
JP2009220435A (ja) 2008-03-17 2009-10-01 Riso Kagaku Corp 印刷装置
JP2012128017A (ja) 2010-12-13 2012-07-05 Canon Inc 画像形成装置
US20120321354A1 (en) 2011-06-16 2012-12-20 Rapkin Alan E Method for filling a developer station
JP2014038162A (ja) 2012-08-13 2014-02-27 Canon Inc 画像形成装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11143218A (ja) * 1997-11-07 1999-05-28 Fuji Xerox Co Ltd 現像装置
JP3476399B2 (ja) 1999-10-12 2003-12-10 富士写真フイルム株式会社 カートリッジの寿命検出方法及び装置及びシステム並びにカートリッジ及び記憶媒体
JP4667106B2 (ja) 2005-04-07 2011-04-06 キヤノン株式会社 画像形成装置
CN101192029B (zh) * 2006-11-30 2010-09-08 株式会社理光 粉体量检测装置,显影装置,处理卡盒及图像形成装置
US7911168B2 (en) * 2007-02-27 2011-03-22 Ricoh Company, Limited Method and device for controlling motor, and image forming apparatus
JP5167656B2 (ja) 2007-03-05 2013-03-21 富士ゼロックス株式会社 画像形成装置
JP5298866B2 (ja) * 2009-01-13 2013-09-25 富士ゼロックス株式会社 画像形成装置
JP4981842B2 (ja) * 2009-04-20 2012-07-25 株式会社沖データ 画像形成装置
KR101912687B1 (ko) * 2012-05-21 2018-10-29 에이치피프린팅코리아 유한회사 화상형성장치 및 그 현상기 제어 방법
JP6079688B2 (ja) * 2014-03-31 2017-02-15 ブラザー工業株式会社 カートリッジ
JP6922433B2 (ja) * 2017-05-31 2021-08-18 コニカミノルタ株式会社 画像形成装置およびその保守作業を支援する方法
US10838333B2 (en) * 2017-09-28 2020-11-17 Brother Kogyo Kabushiki Kaisha Image forming apparatus capable of suppressing generation of noise upon turning on image forming apparatus
JP2019099282A (ja) * 2017-11-28 2019-06-24 キヤノン株式会社 シート搬送装置及び画像形成装置
JP2020038313A (ja) 2018-09-05 2020-03-12 コニカミノルタ株式会社 画像形成装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005091574A (ja) 2003-09-16 2005-04-07 Ricoh Co Ltd 画像形成装置、および現像器のセットアップ方法
JP2006010758A (ja) 2004-06-22 2006-01-12 Sharp Corp 現像装置
JP2009220435A (ja) 2008-03-17 2009-10-01 Riso Kagaku Corp 印刷装置
JP2012128017A (ja) 2010-12-13 2012-07-05 Canon Inc 画像形成装置
US20120321354A1 (en) 2011-06-16 2012-12-20 Rapkin Alan E Method for filling a developer station
JP2014038162A (ja) 2012-08-13 2014-02-27 Canon Inc 画像形成装置

Also Published As

Publication number Publication date
BR102021009531A2 (pt) 2021-12-07
EP3919984A1 (en) 2021-12-08
US20210373478A1 (en) 2021-12-02
KR102744119B1 (ko) 2024-12-19
JP2021189342A (ja) 2021-12-13
CN113759680A (zh) 2021-12-07
EP3919984B1 (en) 2023-05-03
KR20210148948A (ko) 2021-12-08
CN113759680B (zh) 2024-05-24
US11467527B2 (en) 2022-10-11

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