JP7046534B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

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Publication number
JP7046534B2
JP7046534B2 JP2017173471A JP2017173471A JP7046534B2 JP 7046534 B2 JP7046534 B2 JP 7046534B2 JP 2017173471 A JP2017173471 A JP 2017173471A JP 2017173471 A JP2017173471 A JP 2017173471A JP 7046534 B2 JP7046534 B2 JP 7046534B2
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JP
Japan
Prior art keywords
image carrier
image
charging
unit
image forming
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
JP2017173471A
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English (en)
Japanese (ja)
Other versions
JP2019049635A5 (enExample
JP2019049635A (ja
Inventor
祐司 川口
和洋 大久保
孝宏 川本
正典 田中
淳 三浦
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 JP2017173471A priority Critical patent/JP7046534B2/ja
Priority to US16/117,711 priority patent/US10539906B2/en
Publication of JP2019049635A publication Critical patent/JP2019049635A/ja
Publication of JP2019049635A5 publication Critical patent/JP2019049635A5/ja
Application granted granted Critical
Publication of JP7046534B2 publication Critical patent/JP7046534B2/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
    • G03G15/04—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
    • G03G15/043—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 with means for controlling illumination or exposure
    • 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
    • G03G15/08—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
    • 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
    • G03G15/5004—Power supply control, e.g. power-saving mode, automatic power turn-off
    • 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
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/80—Details relating to power supplies, circuits boards, electrical connections

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Control Or Security For Electrophotography (AREA)
JP2017173471A 2017-09-08 2017-09-08 画像形成装置 Active JP7046534B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2017173471A JP7046534B2 (ja) 2017-09-08 2017-09-08 画像形成装置
US16/117,711 US10539906B2 (en) 2017-09-08 2018-08-30 Image forming apparatus to acquire image bearing member surface potentials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017173471A JP7046534B2 (ja) 2017-09-08 2017-09-08 画像形成装置

Publications (3)

Publication Number Publication Date
JP2019049635A JP2019049635A (ja) 2019-03-28
JP2019049635A5 JP2019049635A5 (enExample) 2020-10-15
JP7046534B2 true JP7046534B2 (ja) 2022-04-04

Family

ID=65632039

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017173471A Active JP7046534B2 (ja) 2017-09-08 2017-09-08 画像形成装置

Country Status (2)

Country Link
US (1) US10539906B2 (enExample)
JP (1) JP7046534B2 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109471339B (zh) * 2017-09-08 2021-08-27 京瓷办公信息系统株式会社 图像形成装置
JP7180414B2 (ja) * 2019-01-29 2022-11-30 株式会社リコー 画像形成装置および制御方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006337683A (ja) 2005-06-01 2006-12-14 Konica Minolta Business Technologies Inc 画像形成装置および荷電制御部材
JP2008096534A (ja) 2006-10-06 2008-04-24 Seiko Epson Corp 画像形成装置および該装置の異常判定方法
JP2010113103A (ja) 2008-11-05 2010-05-20 Canon Inc 画像形成装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6827724B2 (ja) * 2016-06-30 2021-02-10 キヤノン株式会社 画像形成装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006337683A (ja) 2005-06-01 2006-12-14 Konica Minolta Business Technologies Inc 画像形成装置および荷電制御部材
JP2008096534A (ja) 2006-10-06 2008-04-24 Seiko Epson Corp 画像形成装置および該装置の異常判定方法
JP2010113103A (ja) 2008-11-05 2010-05-20 Canon Inc 画像形成装置

Also Published As

Publication number Publication date
US10539906B2 (en) 2020-01-21
US20190079429A1 (en) 2019-03-14
JP2019049635A (ja) 2019-03-28

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