JP7443004B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

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Publication number
JP7443004B2
JP7443004B2 JP2019168874A JP2019168874A JP7443004B2 JP 7443004 B2 JP7443004 B2 JP 7443004B2 JP 2019168874 A JP2019168874 A JP 2019168874A JP 2019168874 A JP2019168874 A JP 2019168874A JP 7443004 B2 JP7443004 B2 JP 7443004B2
Authority
JP
Japan
Prior art keywords
cartridge
shutter member
main body
shutter
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
JP2019168874A
Other languages
English (en)
Japanese (ja)
Other versions
JP2021047261A5 (enExample
JP2021047261A (ja
Inventor
穰司 後藤
宰 阿部
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 JP2019168874A priority Critical patent/JP7443004B2/ja
Priority to EP20196375.8A priority patent/EP3796095B1/en
Priority to US17/022,246 priority patent/US11194268B2/en
Priority to CN202010982262.8A priority patent/CN112526851B/zh
Publication of JP2021047261A publication Critical patent/JP2021047261A/ja
Priority to US17/520,846 priority patent/US11586127B2/en
Publication of JP2021047261A5 publication Critical patent/JP2021047261A5/ja
Application granted granted Critical
Publication of JP7443004B2 publication Critical patent/JP7443004B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0877—Arrangements for metering and dispensing developer from a developer cartridge into the development unit
    • 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
    • G03G15/0877—Arrangements for metering and dispensing developer from a developer cartridge into the development unit
    • G03G15/0881—Sealing of developer cartridges
    • G03G15/0886—Sealing of developer cartridges by mechanical means, e.g. shutter, plug
    • 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
    • G03G15/0875—Arrangements for supplying new developer cartridges having a box like shape
    • 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
    • G03G15/0877—Arrangements for metering and dispensing developer from a developer cartridge into the development unit
    • G03G15/0881—Sealing of developer cartridges
    • 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
    • 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
    • G03G21/1828—Prevention of damage or soiling, e.g. mechanical abrasion
    • G03G21/1832—Shielding members, shutter, e.g. light, heat shielding, prevention of toner scattering
    • 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
    • G03G2215/066—Toner cartridge or other attachable and detachable container for supplying developer material to replace the used material
    • G03G2215/068—Toner cartridge or other attachable and detachable container for supplying developer material to replace the used material having a box like shape
    • 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
    • G03G2215/066—Toner cartridge or other attachable and detachable container for supplying developer material to replace the used material
    • G03G2215/0692—Toner cartridge or other attachable and detachable container for supplying developer material to replace the used material using a slidable sealing member, e.g. shutter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Electrophotography Configuration And Component (AREA)
JP2019168874A 2019-09-17 2019-09-17 画像形成装置 Active JP7443004B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2019168874A JP7443004B2 (ja) 2019-09-17 2019-09-17 画像形成装置
EP20196375.8A EP3796095B1 (en) 2019-09-17 2020-09-16 Image forming apparatus
US17/022,246 US11194268B2 (en) 2019-09-17 2020-09-16 Image forming apparatus including a body with a shutter member and a cartridge with shutter member
CN202010982262.8A CN112526851B (zh) 2019-09-17 2020-09-17 成像设备
US17/520,846 US11586127B2 (en) 2019-09-17 2021-11-08 Image forming apparatus and cartridge having shutters to open and close a developer supplying and receiving ports

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019168874A JP7443004B2 (ja) 2019-09-17 2019-09-17 画像形成装置

Publications (3)

Publication Number Publication Date
JP2021047261A JP2021047261A (ja) 2021-03-25
JP2021047261A5 JP2021047261A5 (enExample) 2022-09-27
JP7443004B2 true JP7443004B2 (ja) 2024-03-05

Family

ID=72521494

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019168874A Active JP7443004B2 (ja) 2019-09-17 2019-09-17 画像形成装置

Country Status (4)

Country Link
US (2) US11194268B2 (enExample)
EP (1) EP3796095B1 (enExample)
JP (1) JP7443004B2 (enExample)
CN (1) CN112526851B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7451144B2 (ja) * 2019-11-14 2024-03-18 キヤノン株式会社 画像形成装置
JP7782305B2 (ja) * 2022-02-25 2025-12-09 沖電気工業株式会社 現像剤供給装置、現像装置および画像形成装置
US12411449B2 (en) 2022-06-24 2025-09-09 Canon Kabushiki Kaisha Process unit including first, second and third conveyance members for conveying developer
EP4369105A1 (en) * 2022-11-08 2024-05-15 Canon Kabushiki Kaisha Image forming apparatus

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007264073A (ja) 2006-03-27 2007-10-11 Sharp Corp トナー補給装置、画像形成装置及びトナー不足検知方法
JP2007279532A (ja) 2006-04-11 2007-10-25 Murata Mach Ltd 画像形成装置
US20080181673A1 (en) 2007-01-29 2008-07-31 Samsung Electronics Co., Ltd. Toner path opening and closing apparatus, image forming device having the same and toner path opening and closing method thereof
JP2010055035A (ja) 2008-08-29 2010-03-11 Sharp Corp トナー受入装置および画像形成装置
JP2013029676A (ja) 2011-07-28 2013-02-07 Sharp Corp トナーカートリッジ支持装置とこれを用いる画像形成装置及びトナーカートリッジ支持方法
JP2014219563A (ja) 2013-05-08 2014-11-20 キヤノン株式会社 画像形成装置
JP2018013503A (ja) 2016-07-08 2018-01-25 株式会社リコー 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
JPS5217516A (en) 1975-06-28 1977-02-09 Dainippon Toryo Co Ltd Preparation of decorative laminate
JP2000029309A (ja) 1998-07-13 2000-01-28 Mita Ind Co Ltd 画像形成装置のシャッタ機構
JP2002268356A (ja) * 2001-03-13 2002-09-18 Canon Inc シャッター装置、現像剤補給容器、現像カートリッジ、プロセスカートリッジ、現像剤補給容器と現像カートリッジ、現像剤補給容器とプロセスカートリッジ、及び電子写真画像形成装置
US6597882B1 (en) * 2002-01-28 2003-07-22 Kabushiki Kaisha Toshiba Developing apparatus
JP4824980B2 (ja) * 2005-09-12 2011-11-30 シャープ株式会社 現像装置および画像形成装置
JP4293214B2 (ja) * 2006-09-12 2009-07-08 村田機械株式会社 画像形成装置
JP2012083399A (ja) * 2010-10-07 2012-04-26 Murata Mach Ltd 画像形成装置
JP5776263B2 (ja) * 2011-03-28 2015-09-09 富士ゼロックス株式会社 画像形成装置
JP5999491B2 (ja) * 2012-08-27 2016-09-28 株式会社リコー 画像形成装置
JP2014202847A (ja) 2013-04-03 2014-10-27 シャープ株式会社 画像形成装置
JP6116373B2 (ja) * 2013-05-27 2017-04-19 キヤノン株式会社 現像剤容器、現像装置、現像剤補給装置、プロセスカートリッジ、画像形成装置
JP6157235B2 (ja) * 2013-06-24 2017-07-05 キヤノン株式会社 現像剤容器、プロセスカートリッジ及び画像形成装置
US9158269B2 (en) * 2013-09-03 2015-10-13 Samsung Electronics Co., Ltd. Electrophotographic image forming apparatus having a stable connection of a developer cartridge and toner cartridge
US9459557B1 (en) * 2015-07-24 2016-10-04 Kabushiki Kaisha Toshiba Image forming apparatus
US10067461B2 (en) 2016-02-29 2018-09-04 Canon Kabushiki Kaisha Developing cartridge with a restricted portion that contacts a restricting portion of an image forming apparatus
US10310410B2 (en) * 2017-07-21 2019-06-04 Canon Kabushiki Kaisha Development cartridge, process cartridge, and image forming apparatus
JP2019128476A (ja) * 2018-01-25 2019-08-01 キヤノン株式会社 画像形成装置および画像加熱装置
JP2019184985A (ja) * 2018-04-17 2019-10-24 キヤノン株式会社 画像形成装置
JP7362382B2 (ja) 2019-09-17 2023-10-17 キヤノン株式会社 現像剤補給カートリッジ、トナー搬送装置、及び画像形成装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007264073A (ja) 2006-03-27 2007-10-11 Sharp Corp トナー補給装置、画像形成装置及びトナー不足検知方法
JP2007279532A (ja) 2006-04-11 2007-10-25 Murata Mach Ltd 画像形成装置
US20080181673A1 (en) 2007-01-29 2008-07-31 Samsung Electronics Co., Ltd. Toner path opening and closing apparatus, image forming device having the same and toner path opening and closing method thereof
JP2010055035A (ja) 2008-08-29 2010-03-11 Sharp Corp トナー受入装置および画像形成装置
JP2013029676A (ja) 2011-07-28 2013-02-07 Sharp Corp トナーカートリッジ支持装置とこれを用いる画像形成装置及びトナーカートリッジ支持方法
JP2014219563A (ja) 2013-05-08 2014-11-20 キヤノン株式会社 画像形成装置
JP2018013503A (ja) 2016-07-08 2018-01-25 株式会社リコー 画像形成装置

Also Published As

Publication number Publication date
EP3796095A1 (en) 2021-03-24
US11194268B2 (en) 2021-12-07
US20210080867A1 (en) 2021-03-18
CN112526851A (zh) 2021-03-19
CN112526851B (zh) 2024-08-09
US11586127B2 (en) 2023-02-21
US20220057730A1 (en) 2022-02-24
JP2021047261A (ja) 2021-03-25
EP3796095B1 (en) 2025-07-30

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