JP4654074B2 - 光学ユニット及び画像形成装置 - Google Patents

光学ユニット及び画像形成装置 Download PDF

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Publication number
JP4654074B2
JP4654074B2 JP2005175116A JP2005175116A JP4654074B2 JP 4654074 B2 JP4654074 B2 JP 4654074B2 JP 2005175116 A JP2005175116 A JP 2005175116A JP 2005175116 A JP2005175116 A JP 2005175116A JP 4654074 B2 JP4654074 B2 JP 4654074B2
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JP
Japan
Prior art keywords
cover
frame
optical
scanning
optical 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.)
Expired - Fee Related
Application number
JP2005175116A
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English (en)
Japanese (ja)
Other versions
JP2006349925A (ja
JP2006349925A5 (enExample
Inventor
敏晴 間宮
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 JP2005175116A priority Critical patent/JP4654074B2/ja
Priority to US11/446,025 priority patent/US7830545B2/en
Publication of JP2006349925A publication Critical patent/JP2006349925A/ja
Publication of JP2006349925A5 publication Critical patent/JP2006349925A5/ja
Application granted granted Critical
Publication of JP4654074B2 publication Critical patent/JP4654074B2/ja
Anticipated expiration legal-status Critical
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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
    • H04N1/04—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
    • H04N1/1135—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 for the main-scan only
    • 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
    • B41J2/47—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 the combination of scanning and modulation of light
    • B41J2/471—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 the combination of scanning and modulation of light using dot sequential main scanning by means of a light deflector, e.g. a rotating polygonal mirror
    • 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
    • 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
    • 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
    • G03G15/0435—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 by introducing an optical element in the optical path, e.g. a filter
    • 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
    • G03G2215/0404—Laser
    • 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
    • H04N1/12—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 the sheet-feed movement or the medium-advance or the drum-rotation movement as the slow scanning component, e.g. arrangements for the main-scanning
    • 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
    • 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
    • H04N2201/04—Scanning arrangements
    • H04N2201/0402—Arrangements not specific to a particular one of the scanning methods covered by groups H04N1/04 - H04N1/207
    • H04N2201/0446—Constructional details not otherwise provided for, e.g. mounting of scanning components

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Laser Beam Printer (AREA)
  • Facsimile Scanning Arrangements (AREA)
JP2005175116A 2005-06-15 2005-06-15 光学ユニット及び画像形成装置 Expired - Fee Related JP4654074B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2005175116A JP4654074B2 (ja) 2005-06-15 2005-06-15 光学ユニット及び画像形成装置
US11/446,025 US7830545B2 (en) 2005-06-15 2006-06-02 Optical unit and image forming apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005175116A JP4654074B2 (ja) 2005-06-15 2005-06-15 光学ユニット及び画像形成装置

Publications (3)

Publication Number Publication Date
JP2006349925A JP2006349925A (ja) 2006-12-28
JP2006349925A5 JP2006349925A5 (enExample) 2010-01-21
JP4654074B2 true JP4654074B2 (ja) 2011-03-16

Family

ID=37573066

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005175116A Expired - Fee Related JP4654074B2 (ja) 2005-06-15 2005-06-15 光学ユニット及び画像形成装置

Country Status (2)

Country Link
US (1) US7830545B2 (enExample)
JP (1) JP4654074B2 (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5311759B2 (ja) 2007-05-24 2013-10-09 キヤノン株式会社 走査光学装置
JP5111026B2 (ja) * 2007-09-06 2012-12-26 キヤノン株式会社 光学走査装置
JP5181593B2 (ja) * 2007-09-14 2013-04-10 株式会社リコー 画像形成装置
JP2009222861A (ja) * 2008-03-14 2009-10-01 Konica Minolta Business Technologies Inc 走査光学装置
JP5094513B2 (ja) * 2008-04-07 2012-12-12 キヤノン株式会社 光学走査装置及び画像形成装置
JP2011064806A (ja) * 2009-09-15 2011-03-31 Fuji Xerox Co Ltd 光走査装置および画像形成装置
JP4636209B1 (ja) * 2010-02-05 2011-02-23 富士ゼロックス株式会社 光走査装置の製造方法
JP5094898B2 (ja) * 2010-03-19 2012-12-12 京セラドキュメントソリューションズ株式会社 光走査装置，画像形成装置
JP5980063B2 (ja) * 2012-09-12 2016-08-31 キヤノン株式会社 光走査装置
JP5870061B2 (ja) * 2013-04-05 2016-02-24 京セラドキュメントソリューションズ株式会社 光走査装置および画像形成装置
JP6376856B2 (ja) * 2013-06-24 2018-08-22 キヤノン株式会社 カバー部材、光走査装置及び画像形成装置
JP5974074B2 (ja) * 2014-01-17 2016-08-23 キヤノン株式会社 画像形成装置
JP5993922B2 (ja) * 2014-11-27 2016-09-14 京セラドキュメントソリューションズ株式会社 光走査装置およびそれを備えた画像形成装置
JP6494299B2 (ja) * 2015-01-22 2019-04-03 キヤノン株式会社 光走査装置および該光走査装置を備える画像形成装置
JP6576159B2 (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
JP6660041B2 (ja) * 2016-08-22 2020-03-04 京セラドキュメントソリューションズ株式会社 光走査装置及び該光走査装置を備えた画像形成装置
JP2018173438A (ja) * 2017-03-31 2018-11-08 ブラザー工業株式会社 光走査装置
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

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5539447A (en) * 1992-09-28 1996-07-23 Fujitsu Limited Optical scanning unit and image forming apparatus using the same with rotating lever attached to a cover for light emission and prevention
JPH08211316A (ja) * 1995-02-02 1996-08-20 Ricoh Co Ltd 走査光学装置
JP2000010035A (ja) 1998-06-17 2000-01-14 Canon Inc 光偏向走査装置
JP2000171744A (ja) 1998-12-03 2000-06-23 Ricoh Co Ltd 光走査装置及び画像形成装置
JP2001264593A (ja) * 2000-03-22 2001-09-26 Sumitomo Electric Ind Ltd 光装置
JP2004054019A (ja) 2002-07-22 2004-02-19 Canon Inc 走査光学装置及び画像形成装置
JP2004354563A (ja) * 2003-05-28 2004-12-16 Kyocera Mita Corp スキャナユニット
JP4337467B2 (ja) * 2003-08-13 2009-09-30 ブラザー工業株式会社 光走査装置の検査方法
JP2005148128A (ja) * 2003-11-11 2005-06-09 Ricoh Co Ltd 光書込装置及び画像形成装置

Also Published As

Publication number Publication date
JP2006349925A (ja) 2006-12-28
US20060285170A1 (en) 2006-12-21
US7830545B2 (en) 2010-11-09

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