JP7746043B2 - 規制部材、現像装置、プロセスカートリッジ、および、画像形成装置 - Google Patents

規制部材、現像装置、プロセスカートリッジ、および、画像形成装置

Info

Publication number
JP7746043B2
JP7746043B2 JP2021106016A JP2021106016A JP7746043B2 JP 7746043 B2 JP7746043 B2 JP 7746043B2 JP 2021106016 A JP2021106016 A JP 2021106016A JP 2021106016 A JP2021106016 A JP 2021106016A JP 7746043 B2 JP7746043 B2 JP 7746043B2
Authority
JP
Japan
Prior art keywords
longitudinal direction
developing roller
developing
edge
blade portion
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
JP2021106016A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023004388A5 (enExample
JP2023004388A (ja
Inventor
一晴 今村
僚平 堤
祐一郎 平田
拓也 岡
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 JP2021106016A priority Critical patent/JP7746043B2/ja
Priority to EP22179039.7A priority patent/EP4109180A1/en
Priority to US17/848,276 priority patent/US11860565B2/en
Priority to CN202210725227.7A priority patent/CN115524947B/zh
Publication of JP2023004388A publication Critical patent/JP2023004388A/ja
Priority to US18/514,525 priority patent/US12455528B2/en
Publication of JP2023004388A5 publication Critical patent/JP2023004388A5/ja
Application granted granted Critical
Publication of JP7746043B2 publication Critical patent/JP7746043B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G03G21/0005—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium
    • G03G21/0011—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium using a blade; Details of cleaning blades, e.g. blade shape, layer forming
    • G03G21/0029—Details relating to the blade support
    • 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
    • G03G21/18—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
    • G03G21/1803—Arrangements or disposition of the complete process cartridge or parts thereof
    • G03G21/1814—Details of parts of process cartridge, e.g. for charging, transfer, cleaning, developing
    • 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
    • G03G21/1839—Means for handling the process cartridge in the apparatus body
    • 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
    • G03G15/0812—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 regulating means, e.g. structure of doctor blade
    • 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
    • G03G2215/08—Details of powder developing device not concerning the development directly
    • G03G2215/0855—Materials and manufacturing of the developing device
    • G03G2215/0866—Metering member

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Dry Development In Electrophotography (AREA)
JP2021106016A 2021-06-25 2021-06-25 規制部材、現像装置、プロセスカートリッジ、および、画像形成装置 Active JP7746043B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2021106016A JP7746043B2 (ja) 2021-06-25 2021-06-25 規制部材、現像装置、プロセスカートリッジ、および、画像形成装置
EP22179039.7A EP4109180A1 (en) 2021-06-25 2022-06-14 Restricting member, developing device, process cartridge, and image forming apparatus
US17/848,276 US11860565B2 (en) 2021-06-25 2022-06-23 Restricting member, developing device, process cartridge, and image forming apparatus
CN202210725227.7A CN115524947B (zh) 2021-06-25 2022-06-23 限制构件、显影设备、处理盒和图像形成装置
US18/514,525 US12455528B2 (en) 2021-06-25 2023-11-20 Restricting member, developing device, process cartridge, and image forming apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021106016A JP7746043B2 (ja) 2021-06-25 2021-06-25 規制部材、現像装置、プロセスカートリッジ、および、画像形成装置

Publications (3)

Publication Number Publication Date
JP2023004388A JP2023004388A (ja) 2023-01-17
JP2023004388A5 JP2023004388A5 (enExample) 2024-06-26
JP7746043B2 true JP7746043B2 (ja) 2025-09-30

Family

ID=82058302

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021106016A Active JP7746043B2 (ja) 2021-06-25 2021-06-25 規制部材、現像装置、プロセスカートリッジ、および、画像形成装置

Country Status (4)

Country Link
US (2) US11860565B2 (enExample)
EP (1) EP4109180A1 (enExample)
JP (1) JP7746043B2 (enExample)
CN (1) CN115524947B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7746043B2 (ja) * 2021-06-25 2025-09-30 キヤノン株式会社 規制部材、現像装置、プロセスカートリッジ、および、画像形成装置
JP2025003127A (ja) * 2023-06-23 2025-01-09 キヤノン株式会社 プロセスカートリッジ

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007279112A (ja) 2006-04-03 2007-10-25 Canon Chemicals Inc 現像剤量規制ブレードおよびそれを用いた現像装置
JP2015225138A (ja) 2014-05-26 2015-12-14 キヤノン株式会社 現像装置、プロセスカートリッジ及び画像形成装置

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5220129A (en) * 1989-03-20 1993-06-15 Fujitsu Ltd. Developing device used in electrophotographic field
US5552867A (en) * 1993-08-27 1996-09-03 Minolta Co., Ltd. Toner regulating blade having a bevelled edge
JP3223688B2 (ja) * 1994-02-28 2001-10-29 ミノルタ株式会社 ブレード
JPH07219339A (ja) * 1994-01-31 1995-08-18 Canon Inc 弾性ブレード及びその製造方法及び現像装置
JPH0922184A (ja) * 1995-07-04 1997-01-21 Mita Ind Co Ltd 静電潜像現像装置
JPH09329960A (ja) * 1996-06-10 1997-12-22 Canon Inc 現像装置、プロセスカートリッジ及び画像形成装置
JP3079038B2 (ja) * 1996-06-10 2000-08-21 キヤノン株式会社 現像装置、プロセスカートリッジ及び画像形成装置
US6229979B1 (en) * 1997-10-09 2001-05-08 Canon Kabushiki Kaisha Developing charging member supplied with a voltage of a same polarity as that of a developer and not less than a charge starting voltage and a developing charging roller with internal bearing
JPH11327395A (ja) * 1998-05-18 1999-11-26 Canon Inc 画像形成装置のクリーニングブレード及びこのクリーニングブレードを用いた画像形成装置
JP2001075362A (ja) * 1999-09-06 2001-03-23 Fujitsu Ltd 一成分現像装置
US6360068B1 (en) * 1999-11-19 2002-03-19 Fujitsu Limited Electrophotographic image formation process and apparatus
JP3519044B2 (ja) * 1999-12-28 2004-04-12 シャープ株式会社 現像装置
JP2001281985A (ja) * 2000-03-30 2001-10-10 Sharp Corp 現像装置
JP2007264260A (ja) 2006-03-28 2007-10-11 Canon Chemicals Inc 現像剤量規制ブレード及び現像装置
JP2008139552A (ja) * 2006-12-01 2008-06-19 Ricoh Co Ltd 現像剤規制部材、現像装置、プロセスカートリッジ、画像形成装置及び現像剤規制部材の製造方法
JP2013200551A (ja) 2012-02-22 2013-10-03 Ricoh Co Ltd 現像装置、画像形成装置及びプロセスカートリッジ
JP6237672B2 (ja) * 2015-02-27 2017-11-29 コニカミノルタ株式会社 画像形成装置
JP6953195B2 (ja) * 2016-07-29 2021-10-27 キヤノン株式会社 現像装置、プロセスカートリッジおよび電子写真画像形成装置
JP7746043B2 (ja) * 2021-06-25 2025-09-30 キヤノン株式会社 規制部材、現像装置、プロセスカートリッジ、および、画像形成装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007279112A (ja) 2006-04-03 2007-10-25 Canon Chemicals Inc 現像剤量規制ブレードおよびそれを用いた現像装置
JP2015225138A (ja) 2014-05-26 2015-12-14 キヤノン株式会社 現像装置、プロセスカートリッジ及び画像形成装置

Also Published As

Publication number Publication date
US20240085845A1 (en) 2024-03-14
CN115524947B (zh) 2025-12-19
US12455528B2 (en) 2025-10-28
JP2023004388A (ja) 2023-01-17
US20220413425A1 (en) 2022-12-29
CN115524947A (zh) 2022-12-27
EP4109180A1 (en) 2022-12-28
US11860565B2 (en) 2024-01-02

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