JP2022096965A - 画像形成装置 - Google Patents

画像形成装置 Download PDF

Info

Publication number
JP2022096965A
JP2022096965A JP2020210270A JP2020210270A JP2022096965A JP 2022096965 A JP2022096965 A JP 2022096965A JP 2020210270 A JP2020210270 A JP 2020210270A JP 2020210270 A JP2020210270 A JP 2020210270A JP 2022096965 A JP2022096965 A JP 2022096965A
Authority
JP
Japan
Prior art keywords
light emitting
image
photosensitive drum
light
unit
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
JP2020210270A
Other languages
English (en)
Japanese (ja)
Inventor
太輔 赤木
Taisuke Akagi
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 JP2020210270A priority Critical patent/JP2022096965A/ja
Priority to PCT/JP2021/030057 priority patent/WO2022130688A1/ja
Priority to EP21906053.0A priority patent/EP4265426A4/en
Priority to CN202180083736.8A priority patent/CN116601009A/zh
Publication of JP2022096965A publication Critical patent/JP2022096965A/ja
Priority to US18/336,485 priority patent/US12259666B2/en
Priority to US19/053,091 priority patent/US20250181007A1/en
Priority to JP2025097892A priority patent/JP2025123313A/ja
Pending legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/032—Details of scanning heads ; Means for illuminating the original for picture information reproduction
    • H04N1/036—Details of scanning heads ; Means for illuminating the original for picture information reproduction for optical reproduction
    • 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
    • G03G15/04—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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
  • Facsimile Heads (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Electroluminescent Light Sources (AREA)
JP2020210270A 2020-12-18 2020-12-18 画像形成装置 Pending JP2022096965A (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP2020210270A JP2022096965A (ja) 2020-12-18 2020-12-18 画像形成装置
PCT/JP2021/030057 WO2022130688A1 (ja) 2020-12-18 2021-08-17 画像形成装置
EP21906053.0A EP4265426A4 (en) 2020-12-18 2021-08-17 Image forming apparatus
CN202180083736.8A CN116601009A (zh) 2020-12-18 2021-08-17 图像形成装置
US18/336,485 US12259666B2 (en) 2020-12-18 2023-06-16 Image forming apparatus
US19/053,091 US20250181007A1 (en) 2020-12-18 2025-02-13 Image forming apparatus
JP2025097892A JP2025123313A (ja) 2020-12-18 2025-06-11 画像形成装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020210270A JP2022096965A (ja) 2020-12-18 2020-12-18 画像形成装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2025097892A Division JP2025123313A (ja) 2020-12-18 2025-06-11 画像形成装置

Publications (1)

Publication Number Publication Date
JP2022096965A true JP2022096965A (ja) 2022-06-30

Family

ID=82057498

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2020210270A Pending JP2022096965A (ja) 2020-12-18 2020-12-18 画像形成装置
JP2025097892A Pending JP2025123313A (ja) 2020-12-18 2025-06-11 画像形成装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2025097892A Pending JP2025123313A (ja) 2020-12-18 2025-06-11 画像形成装置

Country Status (5)

Country Link
US (2) US12259666B2 (enExample)
EP (1) EP4265426A4 (enExample)
JP (2) JP2022096965A (enExample)
CN (1) CN116601009A (enExample)
WO (1) WO2022130688A1 (enExample)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002292922A (ja) * 2001-03-29 2002-10-09 Matsushita Electric Ind Co Ltd 画像書込み装置と画像書込み装置の光源
JP2007190786A (ja) * 2006-01-19 2007-08-02 Seiko Epson Corp ラインヘッドおよびそれを用いた画像形成装置
JP2009113472A (ja) * 2007-10-18 2009-05-28 Seiko Epson Corp 露光ヘッド、画像形成装置、画像形成方法
JP2009208359A (ja) * 2008-03-04 2009-09-17 Casio Comput Co Ltd 有機ｅｌヘッドおよびそれを用いた印刷装置
US20100013902A1 (en) * 2008-07-17 2010-01-21 Samsung Electronics Co., Ltd Print head and image forming apparatus employing the same

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10244706A (ja) * 1997-03-06 1998-09-14 Oki Data:Kk Ｌｅｄヘッド
CN100463484C (zh) * 2001-03-29 2009-02-18 松下电器产业株式会社 图像写入装置,光源,光源单元,微透镜以及微透镜的制造方法
JP4322445B2 (ja) * 2001-07-19 2009-09-02 シャープ株式会社 光プリントヘッドおよび画像形成装置
JP2006103307A (ja) * 2004-09-07 2006-04-20 Seiko Epson Corp ラインヘッドモジュール及び画像形成装置
JP4407601B2 (ja) * 2005-01-12 2010-02-03 セイコーエプソン株式会社 電気光学装置および画像印刷装置
WO2006120854A1 (ja) * 2005-05-09 2006-11-16 Matsushita Electric Industrial Co., Ltd. 発光素子、発光素子アレイ及びそれらの製造方法、並びに露光装置
US7545399B2 (en) 2006-01-19 2009-06-09 Seiko Epson Corporation Line head and image forming apparatus using the same
US20090103947A1 (en) 2007-10-18 2009-04-23 Seiko Epson Corporation Exposure Head, An Image Forming Apparatus and An Image Forming Method
JP2010177154A (ja) * 2009-02-02 2010-08-12 Seiko Epson Corp 電気光学装置、その製造方法、および電子機器
JP6825416B2 (ja) 2017-02-23 2021-02-03 コニカミノルタ株式会社 光書込み装置およびそれを備える画像形成装置
JP2019214154A (ja) * 2018-06-12 2019-12-19 キヤノン株式会社 露光ヘッド、画像形成装置、および基板
JP7106363B2 (ja) * 2018-06-18 2022-07-26 キヤノン株式会社 画像形成装置
JP7592483B2 (ja) * 2020-12-18 2024-12-02 キヤノン株式会社 画像形成装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002292922A (ja) * 2001-03-29 2002-10-09 Matsushita Electric Ind Co Ltd 画像書込み装置と画像書込み装置の光源
JP2007190786A (ja) * 2006-01-19 2007-08-02 Seiko Epson Corp ラインヘッドおよびそれを用いた画像形成装置
JP2009113472A (ja) * 2007-10-18 2009-05-28 Seiko Epson Corp 露光ヘッド、画像形成装置、画像形成方法
JP2009208359A (ja) * 2008-03-04 2009-09-17 Casio Comput Co Ltd 有機ｅｌヘッドおよびそれを用いた印刷装置
US20100013902A1 (en) * 2008-07-17 2010-01-21 Samsung Electronics Co., Ltd Print head and image forming apparatus employing the same

Also Published As

Publication number Publication date
US12259666B2 (en) 2025-03-25
WO2022130688A1 (ja) 2022-06-23
CN116601009A (zh) 2023-08-15
EP4265426A4 (en) 2025-03-05
EP4265426A1 (en) 2023-10-25
US20230324828A1 (en) 2023-10-12
JP2025123313A (ja) 2025-08-22
US20250181007A1 (en) 2025-06-05

Similar Documents

Publication Publication Date Title
US11409208B2 (en) Image exposure head and image forming apparatus
JP7699925B2 (ja) 画像形成装置
US12078939B2 (en) Image forming apparatus
JP7580958B2 (ja) 画像形成装置
US20230213877A1 (en) Light emitting device and image forming apparatus including light emitting device
US20230324826A1 (en) Exposure head and image forming apparatus
US20210103231A1 (en) Image forming apparatus
JP2025133912A (ja) 画像形成装置
US11481588B2 (en) Image forming apparatus
WO2020004422A1 (ja) 画像形成装置
JP2025096410A (ja) 露光装置及び画像形成装置
JP7718797B2 (ja) 画像形成装置
US12487540B2 (en) Image forming apparatus with top emission light emitting device
JP2022096965A (ja) 画像形成装置
US11775789B2 (en) Image forming apparatus
JP7600742B2 (ja) 発光部品及びこれを用いた光書込装置、画像形成装置
JP5824993B2 (ja) 画像形成装置および発光素子ヘッド
WO2020004483A1 (ja) 画像形成装置
JP2013071260A (ja) 画像形成装置

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20231213

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20241015

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20250311