CN109901287B - 光学扫描设备和图像形成装置 - Google Patents

光学扫描设备和图像形成装置 Download PDF

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Publication number
CN109901287B
CN109901287B CN201910177913.3A CN201910177913A CN109901287B CN 109901287 B CN109901287 B CN 109901287B CN 201910177913 A CN201910177913 A CN 201910177913A CN 109901287 B CN109901287 B CN 109901287B
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CN
China
Prior art keywords
cover
optical
light beam
door
optical housing
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.)
Expired - Fee Related
Application number
CN201910177913.3A
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English (en)
Chinese (zh)
Other versions
CN109901287A (zh
Inventor
岩井齐
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
Publication of CN109901287A publication Critical patent/CN109901287A/zh
Application granted granted Critical
Publication of CN109901287B publication Critical patent/CN109901287B/zh
Expired - Fee Related 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
    • G03G15/04—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
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/12—Scanning systems using multifaceted mirrors
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/06—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using cylindrical picture-bearing surfaces, i.e. scanning a main-scanning line substantially perpendicular to the axis and lying in a curved cylindrical surface
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/113—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using oscillating or rotating mirrors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/0077—Types of the still picture apparatus
    • H04N2201/0082—Image hardcopy reproducer

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Laser Beam Printer (AREA)
CN201910177913.3A 2013-10-09 2014-09-26 光学扫描设备和图像形成装置 Expired - Fee Related CN109901287B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2013-212157 2013-10-09
JP2013212157A JP6242142B2 (ja) 2013-10-09 2013-10-09 光走査装置及び画像形成装置
CN201480055496.0A CN105612455A (zh) 2013-10-09 2014-09-26 光学扫描设备和图像形成装置
PCT/JP2014/075589 WO2015053095A1 (ja) 2013-10-09 2014-09-26 光走査装置及び画像形成装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201480055496.0A Division CN105612455A (zh) 2013-10-09 2014-09-26 光学扫描设备和图像形成装置

Publications (2)

Publication Number Publication Date
CN109901287A CN109901287A (zh) 2019-06-18
CN109901287B true CN109901287B (zh) 2022-06-28

Family

ID=52812914

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201480055496.0A Pending CN105612455A (zh) 2013-10-09 2014-09-26 光学扫描设备和图像形成装置
CN201910177913.3A Expired - Fee Related CN109901287B (zh) 2013-10-09 2014-09-26 光学扫描设备和图像形成装置

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN201480055496.0A Pending CN105612455A (zh) 2013-10-09 2014-09-26 光学扫描设备和图像形成装置

Country Status (4)

Country Link
US (1) US10409190B2 (enExample)
JP (1) JP6242142B2 (enExample)
CN (2) CN105612455A (enExample)
WO (1) WO2015053095A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6576158B2 (ja) * 2015-08-19 2019-09-18 キヤノン株式会社 光走査装置及び画像形成装置
JP6608225B2 (ja) * 2015-09-08 2019-11-20 キヤノン株式会社 光走査装置
JP6840562B2 (ja) * 2017-02-15 2021-03-10 キヤノン株式会社 光走査装置及び画像形成装置
JP7423229B2 (ja) * 2019-09-13 2024-01-29 キヤノン株式会社 光学走査装置及びこれを搭載する画像形成装置
JP7598556B2 (ja) 2021-03-12 2024-12-12 株式会社リコー 筐体構造、光走査装置及び画像形成装置
JP7602959B2 (ja) 2021-04-27 2024-12-19 シャープ株式会社 ハウジングカバー、光学箱および画像形成装置
US12088765B2 (en) 2022-03-22 2024-09-10 Ricoh Company, Ltd. Casing structure, optical scanner, and image forming apparatus
CN116859690B (zh) * 2023-07-10 2024-08-02 虎丘影像(苏州)股份有限公司 一种曝光装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6490072B2 (en) * 2001-01-12 2002-12-03 Lexmark International, Inc. Mirror angle adjustment and mounting system for a laser scanner device
JP2002341275A (ja) * 2001-05-15 2002-11-27 Canon Inc 偏向走査装置
US6969846B2 (en) 2002-02-28 2005-11-29 Canon Kabushiki Kaisha Light source unit and scanning optical apparatus using the same
JP2004021133A (ja) 2002-06-20 2004-01-22 Canon Inc 走査光学装置
JP4403696B2 (ja) * 2002-12-12 2010-01-27 富士ゼロックス株式会社 光走査装置
JP2004262118A (ja) 2003-03-03 2004-09-24 Ricoh Co Ltd 書込み装置および画像形成装置
US7443415B2 (en) * 2005-08-04 2008-10-28 Kabushiki Kaisha Toshiba Optical beam scanning device and image forming apparatus having window for polygon mirror cover
US7755655B2 (en) * 2006-05-12 2010-07-13 Kyocera Mita Corporation Exposure device and image forming apparatus
JP5320709B2 (ja) * 2007-09-06 2013-10-23 株式会社リコー 画像形成装置
JP5264555B2 (ja) * 2008-03-06 2013-08-14 キヤノン株式会社 走査光学装置
JP5247371B2 (ja) * 2008-11-19 2013-07-24 キヤノン株式会社 走査光学装置及びこれを備える画像形成装置
JP2012008250A (ja) * 2010-06-23 2012-01-12 Ricoh Co Ltd 画像形成装置
JP5153854B2 (ja) * 2010-11-15 2013-02-27 シャープ株式会社 画像形成装置
JP2013113957A (ja) * 2011-11-28 2013-06-10 Canon Inc 光走査装置および画像形成装置
JP6288995B2 (ja) * 2013-09-06 2018-03-07 キヤノン株式会社 光走査装置及び画像形成装置

Also Published As

Publication number Publication date
CN109901287A (zh) 2019-06-18
US10409190B2 (en) 2019-09-10
JP6242142B2 (ja) 2017-12-06
WO2015053095A1 (ja) 2015-04-16
US20160246207A1 (en) 2016-08-25
CN105612455A (zh) 2016-05-25
JP2015075654A (ja) 2015-04-20

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