JP4235543B2 - 画像読取装置及びこれを具備する画像形成装置 - Google Patents

画像読取装置及びこれを具備する画像形成装置 Download PDF

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Publication number
JP4235543B2
JP4235543B2 JP2003417606A JP2003417606A JP4235543B2 JP 4235543 B2 JP4235543 B2 JP 4235543B2 JP 2003417606 A JP2003417606 A JP 2003417606A JP 2003417606 A JP2003417606 A JP 2003417606A JP 4235543 B2 JP4235543 B2 JP 4235543B2
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JP
Japan
Prior art keywords
document
image reading
image
roller
transparent
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
JP2003417606A
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English (en)
Japanese (ja)
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JP2005184069A5 (enExample
JP2005184069A (ja
Inventor
祐二 山中
卓也 寺江
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 JP2003417606A priority Critical patent/JP4235543B2/ja
Priority to US11/003,526 priority patent/US7616353B2/en
Publication of JP2005184069A publication Critical patent/JP2005184069A/ja
Publication of JP2005184069A5 publication Critical patent/JP2005184069A5/ja
Application granted granted Critical
Publication of JP4235543B2 publication Critical patent/JP4235543B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • G03G15/60—Apparatus which relate to the handling of originals
    • G03G15/605—Holders for originals or exposure platens
    • 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
    • H04N1/00909—Cleaning arrangements or preventing or counter-acting contamination from dust or the like
    • 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
    • H04N1/00976—Arrangements for regulating environment, e.g. removing static electricity
    • 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
    • H04N1/121—Feeding arrangements
    • H04N1/1215—Feeding using one or more cylindrical platens or rollers in the immediate vicinity of the main scanning line
    • 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
    • G03G2215/00172—Apparatus for electrophotographic processes relative to the original handling
    • G03G2215/00177—Apparatus for electrophotographic processes relative to the original handling for scanning
    • G03G2215/00181—Apparatus for electrophotographic processes relative to the original handling for scanning concerning the original's state of motion
    • G03G2215/00189—Apparatus for electrophotographic processes relative to the original handling for scanning concerning the original's state of motion original moving
    • 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
    • H04N1/0464—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa capable of performing non-simultaneous scanning at more than one scanning station
    • 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
    • H04N1/10—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 flat picture-bearing surfaces
    • H04N1/1013—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 flat picture-bearing surfaces with sub-scanning by translatory movement of at least a part of the main-scanning components
    • 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
    • H04N1/19—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 multi-element arrays
    • H04N1/191—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 multi-element arrays the array comprising a one-dimensional array, or a combination of one-dimensional arrays, or a substantially one-dimensional array, e.g. an array of staggered elements
    • H04N1/192—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line
    • H04N1/193—Simultaneously or substantially simultaneously scanning picture elements on one main scanning line using electrically scanned linear arrays, e.g. linear CCD arrays
    • 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
    • H04N2201/0081—Image reader

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimiles In General (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
JP2003417606A 2003-12-16 2003-12-16 画像読取装置及びこれを具備する画像形成装置 Expired - Fee Related JP4235543B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2003417606A JP4235543B2 (ja) 2003-12-16 2003-12-16 画像読取装置及びこれを具備する画像形成装置
US11/003,526 US7616353B2 (en) 2003-12-16 2004-12-06 Image reading unit and image forming apparatus comprising the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003417606A JP4235543B2 (ja) 2003-12-16 2003-12-16 画像読取装置及びこれを具備する画像形成装置

Publications (3)

Publication Number Publication Date
JP2005184069A JP2005184069A (ja) 2005-07-07
JP2005184069A5 JP2005184069A5 (enExample) 2006-12-14
JP4235543B2 true JP4235543B2 (ja) 2009-03-11

Family

ID=34650673

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003417606A Expired - Fee Related JP4235543B2 (ja) 2003-12-16 2003-12-16 画像読取装置及びこれを具備する画像形成装置

Country Status (2)

Country Link
US (1) US7616353B2 (enExample)
JP (1) JP4235543B2 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9832331B2 (en) 2015-06-05 2017-11-28 Canon Kabushiki Kaisha Image reading apparatus and image forming apparatus
US9843692B2 (en) 2015-06-04 2017-12-12 Canon Kabushiki Kaisha Image reading apparatus which reads image on sheet conveyed through sheet conveyance path and image forming apparatus including the same

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3715919B2 (ja) * 2001-12-21 2005-11-16 キヤノン株式会社 画像読取装置及び画像形成装置
JP4241084B2 (ja) * 2003-02-24 2009-03-18 キヤノン株式会社 画像読取装置
JP4235543B2 (ja) 2003-12-16 2009-03-11 キヤノン株式会社 画像読取装置及びこれを具備する画像形成装置
JP4298525B2 (ja) * 2004-01-15 2009-07-22 キヤノン株式会社 シート搬送装置及び画像読取装置
JP4681865B2 (ja) * 2004-12-07 2011-05-11 キヤノン株式会社 画像形成装置
US7398027B2 (en) * 2005-03-30 2008-07-08 Canon Kabushiki Kaisha Image forming apparatus with conveyance speed control based in part on loop detection
JP2006323154A (ja) * 2005-05-19 2006-11-30 Canon Inc 画像形成装置
JP2007060613A (ja) * 2005-07-29 2007-03-08 Ricoh Co Ltd 画像読取装置
JP4858407B2 (ja) * 2006-11-27 2012-01-18 ブラザー工業株式会社 画像読取装置
JP5213675B2 (ja) * 2008-12-05 2013-06-19 キヤノン株式会社 画像読取装置及び画像形成装置
JP5328825B2 (ja) * 2010-02-17 2013-10-30 キヤノン株式会社 画像読取装置
US8964260B2 (en) * 2012-10-17 2015-02-24 Samsung Electronics Co., Ltd. Method of controlling scan speed of scanner including automatic document feeder and scanner performing the same
JP6045554B2 (ja) * 2014-11-25 2016-12-14 京セラドキュメントソリューションズ株式会社 画像読取装置、及び画像読取装置を備える画像形成装置
JP6593293B2 (ja) * 2016-09-21 2019-10-23 京セラドキュメントソリューションズ株式会社 画像読取装置
JP6878148B2 (ja) 2017-05-30 2021-05-26 キヤノン株式会社 透光部材及び画像読取装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05338843A (ja) * 1992-06-05 1993-12-21 Canon Inc 定着装置
JPH086177A (ja) 1994-06-17 1996-01-12 Canon Inc 原稿台ガラスおよび原稿台ガラスの製造方法
JPH10112771A (ja) * 1996-10-04 1998-04-28 Ricoh Co Ltd 画像読取装置
DE69725824T2 (de) * 1996-11-18 2004-08-05 Canon K.K. Bilderzeugungsgerät
JP3571986B2 (ja) * 1999-07-06 2004-09-29 キヤノン株式会社 シート処理装置及びこれを備える画像形成装置
JP2001083749A (ja) 1999-09-10 2001-03-30 Canon Inc 画像読取装置および画像形成装置
US6913257B2 (en) * 2000-05-31 2005-07-05 Matsushita Electric Industrial Co., Ltd. Sheet separation roller configuration
JP3817424B2 (ja) * 2000-12-28 2006-09-06 キヤノン株式会社 シート折り装置及びこれを備えた画像形成装置
US7202983B2 (en) * 2001-08-22 2007-04-10 Canon Kabushiki Kaisha Image reading apparatus
JP3715919B2 (ja) * 2001-12-21 2005-11-16 キヤノン株式会社 画像読取装置及び画像形成装置
JP3816411B2 (ja) 2002-02-22 2006-08-30 株式会社リコー 画像読取装置
JP3977140B2 (ja) 2002-05-17 2007-09-19 キヤノン株式会社 原稿搬送装置およびこれを備えた原稿読取装置並びに画像形成装置
JP4072473B2 (ja) * 2002-10-01 2008-04-09 キヤノン株式会社 画像読取装置、及びそれを備えた画像形成装置
JP4235543B2 (ja) 2003-12-16 2009-03-11 キヤノン株式会社 画像読取装置及びこれを具備する画像形成装置
JP4298525B2 (ja) * 2004-01-15 2009-07-22 キヤノン株式会社 シート搬送装置及び画像読取装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9843692B2 (en) 2015-06-04 2017-12-12 Canon Kabushiki Kaisha Image reading apparatus which reads image on sheet conveyed through sheet conveyance path and image forming apparatus including the same
US9832331B2 (en) 2015-06-05 2017-11-28 Canon Kabushiki Kaisha Image reading apparatus and image forming apparatus

Also Published As

Publication number Publication date
US20050128536A1 (en) 2005-06-16
JP2005184069A (ja) 2005-07-07
US7616353B2 (en) 2009-11-10

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