TWI231138B - Sheet transport apparatus and image reading apparatus - Google Patents

Sheet transport apparatus and image reading apparatus Download PDF

Info

Publication number
TWI231138B
TWI231138B TW091136712A TW91136712A TWI231138B TW I231138 B TWI231138 B TW I231138B TW 091136712 A TW091136712 A TW 091136712A TW 91136712 A TW91136712 A TW 91136712A TW I231138 B TWI231138 B TW I231138B
Authority
TW
Taiwan
Prior art keywords
original
reading
image
paper
platen roller
Prior art date
Application number
TW091136712A
Other languages
English (en)
Chinese (zh)
Other versions
TW200301650A (en
Inventor
Yuichi Makino
Taiya Hirayama
Original Assignee
Canon Kk
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
Priority claimed from JP2001388845A external-priority patent/JP2003189059A/ja
Priority claimed from JP2002021129A external-priority patent/JP4208470B2/ja
Application filed by Canon Kk filed Critical Canon Kk
Publication of TW200301650A publication Critical patent/TW200301650A/zh
Application granted granted Critical
Publication of TWI231138B publication Critical patent/TWI231138B/zh

Links

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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00007—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for relating to particular apparatus or devices
    • H04N1/00013—Reading apparatus
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H5/00—Feeding articles separated from piles; Feeding articles to machines
    • B65H5/06—Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers
    • 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
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00007—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for relating to particular apparatus or devices
    • H04N1/00018—Scanning arrangements
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00026—Methods therefor
    • H04N1/00037—Detecting, i.e. determining the occurrence of a predetermined state
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00026—Methods therefor
    • H04N1/00063—Methods therefor using at least a part of the apparatus itself, e.g. self-testing
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00071—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for characterised by the action taken
    • H04N1/00082—Adjusting or controlling
    • 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
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00092—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for relating to the original or to the reproducing medium, e.g. imperfections or dirt
    • 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
    • H04N1/00567—Handling of original or reproduction media, e.g. cutting, separating, stacking
    • H04N1/0057—Conveying sheets before or after scanning
    • H04N1/00588—Conveying sheets before or after scanning to the scanning position
    • 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
    • H04N1/00567—Handling of original or reproduction media, e.g. cutting, separating, stacking
    • H04N1/0057—Conveying sheets before or after scanning
    • H04N1/00591—Conveying sheets before or after scanning from the scanning position
    • 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
    • H04N1/00567—Handling of original or reproduction media, e.g. cutting, separating, stacking
    • H04N1/0057—Conveying sheets before or after scanning
    • H04N1/00599—Using specific components
    • H04N1/00602—Feed rollers
    • 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
    • H04N1/00567—Handling of original or reproduction media, e.g. cutting, separating, stacking
    • H04N1/0057—Conveying sheets before or after scanning
    • H04N1/00599—Using specific components
    • H04N1/00615—Guiding elements, e.g. plates
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • 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
    • 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
    • H04N1/123—Using a dedicated sheet guide element
    • 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
    • H04N1/1235—Feeding a sheet past a transparent plate; Details thereof
    • 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
    • H04N1/125—Feeding arrangements the sheet feeding apparatus serving an auxiliary function, e.g. as a white reference
    • 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
    • H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
    • H04N2201/02497—Additional elements, e.g. sheet guide plates, light shields
    • 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
    • H04N2201/0458—Additional arrangements for improving or optimising scanning resolution or quality

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimiles In General (AREA)
TW091136712A 2001-12-21 2002-12-19 Sheet transport apparatus and image reading apparatus TWI231138B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001388845A JP2003189059A (ja) 2001-12-21 2001-12-21 シート搬送装置及び画像読取装置
JP2002021129A JP4208470B2 (ja) 2002-01-30 2002-01-30 画像読み取り装置及び画像形成装置

Publications (2)

Publication Number Publication Date
TW200301650A TW200301650A (en) 2003-07-01
TWI231138B true TWI231138B (en) 2005-04-11

Family

ID=26625201

Family Applications (1)

Application Number Title Priority Date Filing Date
TW091136712A TWI231138B (en) 2001-12-21 2002-12-19 Sheet transport apparatus and image reading apparatus

Country Status (7)

Country Link
US (1) US7385735B2 (enExample)
EP (1) EP1457036B1 (enExample)
KR (1) KR100732594B1 (enExample)
CN (1) CN1323539C (enExample)
DE (1) DE60233676D1 (enExample)
TW (1) TWI231138B (enExample)
WO (1) WO2003055199A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI386028B (zh) * 2008-04-21 2013-02-11 虹光精密工業股份有限公司 具軟性壓制元件之掃描裝置
TWI613138B (zh) * 2014-05-27 2018-02-01 佐藤控股股份有限公司 彈性體輥

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JP3923027B2 (ja) * 2003-04-28 2007-05-30 京セラミタ株式会社 画像読み取り部に用いられる原稿搬送ガイド
US7428084B2 (en) * 2004-01-23 2008-09-23 Eastman Kodak Company Scanner with removable image guides
US8098411B2 (en) * 2004-08-31 2012-01-17 Brother Kogyo Kabushiki Kaisha Image reading apparatus
JP4498149B2 (ja) * 2005-01-17 2010-07-07 キヤノン株式会社 画像読み取り装置
KR100577689B1 (ko) 2005-01-19 2006-05-10 삼성전자주식회사 화상독취장치, 그 화상독취장치의 가이드필름 오염 체크방법 ,및 그 화상독취장치를 이용한 화상형성장치.
JP4075906B2 (ja) * 2005-05-10 2008-04-16 コニカミノルタビジネステクノロジーズ株式会社 画像読取装置および画像形成装置
US8149473B2 (en) * 2005-12-27 2012-04-03 Canon Kabushiki Kaisha Image reading apparatus
JP4533311B2 (ja) * 2005-12-27 2010-09-01 キヤノン株式会社 画像読取装置および画像形成装置
JP2009177310A (ja) * 2008-01-22 2009-08-06 Kyocera Mita Corp 画像読取装置及び画像形成装置
TWI395461B (zh) * 2008-11-11 2013-05-01 Avision Inc 具有非直線型饋紙通道之掃描設備
US8854706B2 (en) * 2009-07-07 2014-10-07 Kabushiki Kaisha Toshiba Auto document feeding device
USRE46846E1 (en) * 2009-08-31 2018-05-15 Sharp Kabushiki Kaisha Image forming apparatus provided with post-processing device
JP4815517B2 (ja) * 2009-08-31 2011-11-16 シャープ株式会社 画像形成装置
US8355160B2 (en) * 2010-07-26 2013-01-15 Hewlett-Packard Development Company, L.P. Detection of roller eccentricity in a scanner
US20140285860A1 (en) * 2011-09-21 2014-09-25 Hewlett-Packard Development Company, L.P. Media lift device
JP6700968B2 (ja) * 2016-05-20 2020-05-27 キヤノン株式会社 画像読取装置及び画像形成装置
JP6658647B2 (ja) * 2017-03-28 2020-03-04 京セラドキュメントソリューションズ株式会社 給紙装置及び画像形成装置
CN107846528A (zh) 2017-06-09 2018-03-27 虹光精密工业股份有限公司 具有倾斜背景片的感光设备及其感光方法
CN107317950B (zh) * 2017-06-09 2020-05-26 虹光精密工业股份有限公司 具有倾斜背景片的感光设备及其感光方法
JP7310447B2 (ja) * 2019-08-29 2023-07-19 セイコーエプソン株式会社 読取装置、汚れ表示方法および表示装置

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JP2656123B2 (ja) * 1989-10-20 1997-09-24 キヤノン株式会社 読取装置
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JP3073045B2 (ja) 1991-04-26 2000-08-07 キヤノン株式会社 原稿画像読取装置
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JP4332443B2 (ja) * 2003-03-07 2009-09-16 キヤノン株式会社 画像読取装置及び画像形成装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI386028B (zh) * 2008-04-21 2013-02-11 虹光精密工業股份有限公司 具軟性壓制元件之掃描裝置
TWI613138B (zh) * 2014-05-27 2018-02-01 佐藤控股股份有限公司 彈性體輥

Also Published As

Publication number Publication date
EP1457036B1 (en) 2009-09-09
EP1457036A4 (en) 2005-07-20
EP1457036A1 (en) 2004-09-15
CN1323539C (zh) 2007-06-27
US20040246540A1 (en) 2004-12-09
KR20040077680A (ko) 2004-09-06
TW200301650A (en) 2003-07-01
WO2003055199A1 (en) 2003-07-03
DE60233676D1 (enExample) 2009-10-22
US7385735B2 (en) 2008-06-10
KR100732594B1 (ko) 2007-06-27
CN1605188A (zh) 2005-04-06

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