JP7746198B2 - 画像形成装置 - Google Patents

画像形成装置

Info

Publication number
JP7746198B2
JP7746198B2 JP2022037622A JP2022037622A JP7746198B2 JP 7746198 B2 JP7746198 B2 JP 7746198B2 JP 2022037622 A JP2022037622 A JP 2022037622A JP 2022037622 A JP2022037622 A JP 2022037622A JP 7746198 B2 JP7746198 B2 JP 7746198B2
Authority
JP
Japan
Prior art keywords
duct
unit
image forming
forming apparatus
exposure head
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
JP2022037622A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023132358A (ja
JP2023132358A5 (enExample
Inventor
良一 河角
毅洋 石館
広樹 高野
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 JP2022037622A priority Critical patent/JP7746198B2/ja
Priority to EP24159308.6A priority patent/EP4365682A3/en
Priority to US18/175,736 priority patent/US12066766B2/en
Priority to EP23159019.1A priority patent/EP4242747A1/en
Priority to CN202310234323.6A priority patent/CN116736668A/zh
Publication of JP2023132358A publication Critical patent/JP2023132358A/ja
Priority to US18/756,140 priority patent/US12399446B2/en
Publication of JP2023132358A5 publication Critical patent/JP2023132358A5/ja
Priority to US19/273,568 priority patent/US20250348018A1/en
Priority to JP2025147792A priority patent/JP2025179191A/ja
Application granted granted Critical
Publication of JP7746198B2 publication Critical patent/JP7746198B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
    • B41J2/447—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources
    • B41J2/4473—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources using liquid crystal [LC] arrays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
    • B41J29/377—Cooling or ventilating arrangements
    • 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
    • G03G15/04036—Details of illuminating systems, e.g. lamps, reflectors
    • 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
    • G03G15/04036—Details of illuminating systems, e.g. lamps, reflectors
    • G03G15/04045—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers
    • G03G15/04054—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers by LED arrays
    • 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
    • G03G15/04036—Details of illuminating systems, e.g. lamps, reflectors
    • G03G15/04045—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers
    • G03G15/04063—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers by EL-bars
    • 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
    • G03G21/1604—Arrangement or disposition of the entire apparatus
    • 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
    • G03G21/1666—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 exposure 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
    • G03G21/20—Humidity or temperature control also ozone evacuation; Internal apparatus environment control
    • G03G21/206—Conducting air through the machine, e.g. for cooling, filtering, removing gases like ozone
    • 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
    • G03G21/1604—Arrangement or disposition of the entire apparatus
    • G03G21/1623—Means to access the interior of the apparatus
    • G03G21/1633—Means to access the interior of the apparatus using doors or covers
    • 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
    • G03G2215/04—Arrangements for exposing and producing an image
    • G03G2215/0402—Exposure devices
    • G03G2215/0407—Light-emitting array or panel
    • 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
    • G03G2215/04—Arrangements for exposing and producing an image
    • G03G2215/0402—Exposure devices
    • G03G2215/0407—Light-emitting array or panel
    • G03G2215/0412—Electroluminescent elements, i.e. EL-array
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
    • G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
    • G03G2221/1636—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for the exposure unit
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
    • G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
    • G03G2221/1645—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for conducting air through the machine, e.g. cooling
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
    • G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
    • G03G2221/1651—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for connecting the different parts
    • G03G2221/1654—Locks and means for positioning or alignment

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Ecology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Environmental Sciences (AREA)
  • Atmospheric Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Electrophotography Configuration And Component (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
JP2022037622A 2022-03-10 2022-03-10 画像形成装置 Active JP7746198B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP2022037622A JP7746198B2 (ja) 2022-03-10 2022-03-10 画像形成装置
US18/175,736 US12066766B2 (en) 2022-03-10 2023-02-28 Image forming apparatus including duct structure that supports light emitting elements for exposing a photoconductor
EP23159019.1A EP4242747A1 (en) 2022-03-10 2023-02-28 Image forming apparatus
EP24159308.6A EP4365682A3 (en) 2022-03-10 2023-02-28 Image forming apparatus
CN202310234323.6A CN116736668A (zh) 2022-03-10 2023-03-07 成像设备
US18/756,140 US12399446B2 (en) 2022-03-10 2024-06-27 Image forming apparatus including duct structure that supports light emitting elements for exposing a photoconductor
US19/273,568 US20250348018A1 (en) 2022-03-10 2025-07-18 Image forming apparatus including duct structure that supports light emitting elements for exposing a photoconductor
JP2025147792A JP2025179191A (ja) 2022-03-10 2025-09-05 画像形成装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022037622A JP7746198B2 (ja) 2022-03-10 2022-03-10 画像形成装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2025147792A Division JP2025179191A (ja) 2022-03-10 2025-09-05 画像形成装置

Publications (3)

Publication Number Publication Date
JP2023132358A JP2023132358A (ja) 2023-09-22
JP2023132358A5 JP2023132358A5 (enExample) 2025-03-11
JP7746198B2 true JP7746198B2 (ja) 2025-09-30

Family

ID=85410474

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2022037622A Active JP7746198B2 (ja) 2022-03-10 2022-03-10 画像形成装置
JP2025147792A Pending JP2025179191A (ja) 2022-03-10 2025-09-05 画像形成装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2025147792A Pending JP2025179191A (ja) 2022-03-10 2025-09-05 画像形成装置

Country Status (4)

Country Link
US (3) US12066766B2 (enExample)
EP (2) EP4365682A3 (enExample)
JP (2) JP7746198B2 (enExample)
CN (1) CN116736668A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023132362A (ja) 2022-03-10 2023-09-22 キヤノン株式会社 画像形成装置
JP7743354B2 (ja) * 2022-04-07 2025-09-24 キヤノン株式会社 画像形成装置
JP2023154632A (ja) * 2022-04-07 2023-10-20 キヤノン株式会社 画像形成装置
JP2025003053A (ja) * 2023-06-23 2025-01-09 キヤノン株式会社 画像形成装置

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007140349A (ja) 2005-11-22 2007-06-07 Fuji Xerox Co Ltd 像形成ユニット及び画像形成装置
JP2008020851A (ja) 2006-07-14 2008-01-31 Murata Mach Ltd 画像形成装置及びプロセスユニット
JP2009058587A (ja) 2007-08-30 2009-03-19 Kyocera Mita Corp 画像形成装置及び冷却装置
JP2009255382A (ja) 2008-04-16 2009-11-05 Seiko Epson Corp ラインヘッドモジュール及び露光装置
JP2013020054A (ja) 2011-07-11 2013-01-31 Konica Minolta Business Technologies Inc 画像形成装置
JP2013120235A (ja) 2011-12-06 2013-06-17 Canon Inc 画像形成装置
JP2016057340A (ja) 2014-09-05 2016-04-21 富士ゼロックス株式会社 画像形成装置
JP2019003111A (ja) 2017-06-16 2019-01-10 キヤノン株式会社 光プリントヘッドを備える画像形成装置
JP2021154536A (ja) 2020-03-25 2021-10-07 富士フイルムビジネスイノベーション株式会社 発光装置及び描画装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6778792B1 (en) 2003-02-18 2004-08-17 Xerox Corporation Low pressure air duct seal assembly
JP2015203777A (ja) * 2014-04-14 2015-11-16 株式会社リコー 画像形成装置
JP6867772B2 (ja) * 2016-10-06 2021-05-12 キヤノン株式会社 画像形成装置
JP2019003110A (ja) 2017-06-16 2019-01-10 キヤノン株式会社 光プリントヘッドを備える画像形成装置
JP2019070754A (ja) * 2017-10-10 2019-05-09 株式会社東芝 画像形成装置
JP2023132362A (ja) * 2022-03-10 2023-09-22 キヤノン株式会社 画像形成装置
JP2023132364A (ja) 2022-03-10 2023-09-22 キヤノン株式会社 画像形成装置
JP2023154632A (ja) * 2022-04-07 2023-10-20 キヤノン株式会社 画像形成装置
JP7585271B2 (ja) * 2022-10-18 2024-11-18 キヤノン株式会社 画像形成装置

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007140349A (ja) 2005-11-22 2007-06-07 Fuji Xerox Co Ltd 像形成ユニット及び画像形成装置
JP2008020851A (ja) 2006-07-14 2008-01-31 Murata Mach Ltd 画像形成装置及びプロセスユニット
JP2009058587A (ja) 2007-08-30 2009-03-19 Kyocera Mita Corp 画像形成装置及び冷却装置
JP2009255382A (ja) 2008-04-16 2009-11-05 Seiko Epson Corp ラインヘッドモジュール及び露光装置
JP2013020054A (ja) 2011-07-11 2013-01-31 Konica Minolta Business Technologies Inc 画像形成装置
JP2013120235A (ja) 2011-12-06 2013-06-17 Canon Inc 画像形成装置
JP2016057340A (ja) 2014-09-05 2016-04-21 富士ゼロックス株式会社 画像形成装置
JP2019003111A (ja) 2017-06-16 2019-01-10 キヤノン株式会社 光プリントヘッドを備える画像形成装置
JP2021154536A (ja) 2020-03-25 2021-10-07 富士フイルムビジネスイノベーション株式会社 発光装置及び描画装置

Also Published As

Publication number Publication date
US20240345502A1 (en) 2024-10-17
US20250348018A1 (en) 2025-11-13
EP4365682A3 (en) 2024-07-31
US12399446B2 (en) 2025-08-26
US20230288839A1 (en) 2023-09-14
JP2025179191A (ja) 2025-12-09
EP4365682A2 (en) 2024-05-08
US12066766B2 (en) 2024-08-20
JP2023132358A (ja) 2023-09-22
EP4242747A1 (en) 2023-09-13
CN116736668A (zh) 2023-09-12

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