JP2024018014A - 画像形成装置 - Google Patents

画像形成装置 Download PDF

Info

Publication number
JP2024018014A
JP2024018014A JP2022121045A JP2022121045A JP2024018014A JP 2024018014 A JP2024018014 A JP 2024018014A JP 2022121045 A JP2022121045 A JP 2022121045A JP 2022121045 A JP2022121045 A JP 2022121045A JP 2024018014 A JP2024018014 A JP 2024018014A
Authority
JP
Japan
Prior art keywords
developer
image forming
conveyance screw
chamber
developing sleeve
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.)
Pending
Application number
JP2022121045A
Other languages
English (en)
Japanese (ja)
Other versions
JP2024018014A5 (https=
Inventor
京佑 高橋
Kyosuke Takahashi
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 JP2022121045A priority Critical patent/JP2024018014A/ja
Priority to US18/339,947 priority patent/US12078942B2/en
Publication of JP2024018014A publication Critical patent/JP2024018014A/ja
Publication of JP2024018014A5 publication Critical patent/JP2024018014A5/ja
Pending legal-status Critical Current

Links

Images

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
    • G03G15/06—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
    • G03G15/0887—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity
    • G03G15/0891—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for conveying or circulating developer, e.g. augers
    • 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
    • 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
    • G03G15/0887—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity
    • G03G15/0891—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for conveying or circulating developer, e.g. augers
    • G03G15/0893—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for conveying or circulating developer, e.g. augers in a closed loop within the sump of the developing device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
JP2022121045A 2022-07-29 2022-07-29 画像形成装置 Pending JP2024018014A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2022121045A JP2024018014A (ja) 2022-07-29 2022-07-29 画像形成装置
US18/339,947 US12078942B2 (en) 2022-07-29 2023-06-22 Image forming apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022121045A JP2024018014A (ja) 2022-07-29 2022-07-29 画像形成装置

Publications (2)

Publication Number Publication Date
JP2024018014A true JP2024018014A (ja) 2024-02-08
JP2024018014A5 JP2024018014A5 (https=) 2025-07-17

Family

ID=89769919

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022121045A Pending JP2024018014A (ja) 2022-07-29 2022-07-29 画像形成装置

Country Status (2)

Country Link
US (1) US12078942B2 (https=)
JP (1) JP2024018014A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025035805A (ja) * 2023-09-04 2025-03-14 キヤノン株式会社 現像装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3127594B2 (ja) 1992-08-03 2001-01-29 富士ゼロックス株式会社 現像装置
US8099026B2 (en) * 2008-07-31 2012-01-17 Ricoh Company, Limited Development device and image forming apparatus capable of reducing stress applied to developer
JP4963717B2 (ja) 2009-09-02 2012-06-27 キヤノン株式会社 現像装置
JP6252141B2 (ja) 2013-11-29 2017-12-27 富士ゼロックス株式会社 画像形成装置及びプログラム
EP3146391B1 (en) 2014-05-23 2019-02-13 Canon Kabushiki Kaisha Developing apparatus
JP6373064B2 (ja) 2014-05-23 2018-08-15 キヤノン株式会社 画像形成装置
JP6866117B2 (ja) * 2016-11-09 2021-04-28 キヤノン株式会社 現像装置
JP7131057B2 (ja) * 2018-04-27 2022-09-06 コニカミノルタ株式会社 現像装置および画像形成装置

Also Published As

Publication number Publication date
US12078942B2 (en) 2024-09-03
US20240045356A1 (en) 2024-02-08

Similar Documents

Publication Publication Date Title
JP4909146B2 (ja) 画像形成装置
JP6025383B2 (ja) 現像装置
JP2013054106A (ja) 画像形成装置
JP5538934B2 (ja) 画像形成装置
JP2012208423A (ja) 現像装置
CN104246622B (zh) 显影装置
US10372068B2 (en) Development device
US9417561B2 (en) Developing device
JP2015041001A (ja) 現像剤搬送装置、現像装置及び画像形成装置
JP2024018014A (ja) 画像形成装置
JP6373064B2 (ja) 画像形成装置
JP2015125157A (ja) 画像形成装置
JP6563059B2 (ja) 画像形成装置
JP2010048859A (ja) 画像形成装置
JP2010066582A (ja) 画像形成装置
JP4666289B2 (ja) 画像形成装置
JP2020008648A (ja) 画像形成装置
JP2003255696A (ja) 現像装置及び画像形成装置
JP7799452B2 (ja) 現像装置
JP6532578B2 (ja) 画像形成装置
JP2013077004A (ja) 現像装置および画像形成装置
JP2011059184A (ja) 現像装置、画像形成装置およびプロセスカートリッジ
JP2019040107A (ja) 画像形成装置
JP2004191785A (ja) 現像装置
JP7412959B2 (ja) 画像形成装置

Legal Events

Date Code Title Description
RD01 Notification of change of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7421

Effective date: 20231213

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20250709

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20250709