KR102849382B1 - 화상 판독 장치 및 화상 형성 장치 - Google Patents

화상 판독 장치 및 화상 형성 장치

Info

Publication number
KR102849382B1
KR102849382B1 KR1020220075573A KR20220075573A KR102849382B1 KR 102849382 B1 KR102849382 B1 KR 102849382B1 KR 1020220075573 A KR1020220075573 A KR 1020220075573A KR 20220075573 A KR20220075573 A KR 20220075573A KR 102849382 B1 KR102849382 B1 KR 102849382B1
Authority
KR
South Korea
Prior art keywords
reading unit
sheet
return
image
rotation axis
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.)
Active
Application number
KR1020220075573A
Other languages
English (en)
Korean (ko)
Other versions
KR20230000974A (ko
Inventor
카나메 야마다
마사히토 이케다
Original Assignee
캐논 가부시끼가이샤
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 캐논 가부시끼가이샤 filed Critical 캐논 가부시끼가이샤
Publication of KR20230000974A publication Critical patent/KR20230000974A/ko
Application granted granted Critical
Publication of KR102849382B1 publication Critical patent/KR102849382B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04N1/00909—Cleaning arrangements or preventing or counter-acting contamination from dust or the like
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/1604—Arrangement or disposition of the entire apparatus
    • G03G21/1623—Means to access the interior of the apparatus
    • G03G21/1628—Clamshell type
    • 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
    • G03G15/65—Apparatus which relate to the handling of copy material
    • G03G15/6529—Transporting
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/1604—Arrangement or disposition of the entire apparatus
    • G03G21/1623—Means to access the interior of the apparatus
    • G03G21/1638—Means to access the interior of the apparatus directed to paper handling or jam treatment
    • 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
    • H04N1/00519—Constructional details not otherwise provided for, e.g. housings, covers
    • H04N1/00543—Allowing easy access, e.g. for maintenance or in case of paper jam
    • 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
    • H04N1/00519—Constructional details not otherwise provided for, e.g. housings, covers
    • H04N1/00551—Top covers 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
    • H04N1/00519—Constructional details not otherwise provided for, e.g. housings, covers
    • H04N1/00557—Connection or assembly of components or elements
    • 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
    • H04N1/00519—Constructional details not otherwise provided for, e.g. housings, covers
    • H04N1/00559—Mounting or support of components or elements
    • 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
    • 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
    • H04N1/00599—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
    • H04N1/00567—Handling of original or reproduction media, e.g. cutting, separating, stacking
    • H04N1/0057—Conveying sheets before or after scanning
    • H04N1/00618—Transporting curved sheets or curving sheets during transportation, e.g. for feeding to a drum-type scanner
    • 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
    • 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
    • G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
    • G03G2215/00535—Stable handling of copy medium
    • G03G2215/00717—Detection of physical properties
    • G03G2215/00759—Detection of physical properties of sheet image, e.g. presence, type
    • 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
    • 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
    • H04N2201/0094—Multifunctional device, i.e. a device capable of all of reading, reproducing, copying, facsimile transception, file transception
    • 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
    • H04N2201/028—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up
    • H04N2201/03—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted
    • H04N2201/031—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted for picture information pick-up deleted deleted
    • H04N2201/03104—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light source, a lens and a photodetector supported by a single-piece frame
    • H04N2201/03108—Components of integral heads
    • H04N2201/03129—Transparent cover or transparent document support mounted on the head

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimiles In General (AREA)
  • Feeding Of Articles By Means Other Than Belts Or Rollers (AREA)
  • Holders For Sensitive Materials And Originals (AREA)
KR1020220075573A 2021-06-25 2022-06-21 화상 판독 장치 및 화상 형성 장치 Active KR102849382B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021105488A JP7718869B2 (ja) 2021-06-25 2021-06-25 画像読取装置及び画像形成装置
JPJP-P-2021-105488 2021-06-25

Publications (2)

Publication Number Publication Date
KR20230000974A KR20230000974A (ko) 2023-01-03
KR102849382B1 true KR102849382B1 (ko) 2025-08-25

Family

ID=81854811

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020220075573A Active KR102849382B1 (ko) 2021-06-25 2022-06-21 화상 판독 장치 및 화상 형성 장치

Country Status (5)

Country Link
US (3) US11689675B2 (enExample)
EP (2) EP4478697A3 (enExample)
JP (2) JP7718869B2 (enExample)
KR (1) KR102849382B1 (enExample)
CN (3) CN120972480A (enExample)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7250447B2 (ja) * 2018-06-27 2023-04-03 キヤノン株式会社 シート搬送装置、画像読取装置及び画像形成装置
JP7718869B2 (ja) 2021-06-25 2025-08-05 キヤノン株式会社 画像読取装置及び画像形成装置
US12486130B2 (en) * 2022-07-13 2025-12-02 Canon Kabushiki Kaisha Image reading apparatus and image forming apparatus including the same
US12335446B2 (en) * 2022-09-16 2025-06-17 Canon Kabushiki Kaisha Image reading apparatus and image forming apparatus comprising a reading portion, a first cover, a second cover and holding mechanism configured to prevent the first cover from moving to a second closed position and hold the first cover in the second open position
JP2024042831A (ja) * 2022-09-16 2024-03-29 キヤノン株式会社 画像読取装置及び画像形成装置
JPWO2024150764A1 (enExample) 2023-01-13 2024-07-18

Citations (2)

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Publication number Priority date Publication date Assignee Title
JP2009258360A (ja) 2008-04-16 2009-11-05 Murata Mach Ltd 自動原稿搬送装置及びこれを備える原稿読取装置
JP2009260477A (ja) 2008-04-14 2009-11-05 Murata Mach Ltd 原稿読取装置

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JPS62109554U (enExample) * 1985-12-25 1987-07-13
JP2004099240A (ja) * 2002-09-10 2004-04-02 Murata Mach Ltd 画像読取装置
US7379700B2 (en) 2003-05-06 2008-05-27 Canon Kabushiki Kaisha Image reading apparatus with rotatable internal and external guides
JP4259325B2 (ja) 2004-01-05 2009-04-30 村田機械株式会社 自動原稿搬送装置
KR20060076573A (ko) * 2004-12-29 2006-07-04 삼성전자주식회사 화상형성기기
JP4500727B2 (ja) * 2005-04-28 2010-07-14 キヤノン株式会社 画像読取記録装置
JP2007174497A (ja) * 2005-12-26 2007-07-05 Ricoh Co Ltd 画像読取装置
US8072653B2 (en) * 2006-12-28 2011-12-06 Canon Kabushiki Kaisha Image reading and recording apparatus
KR20080064000A (ko) * 2007-01-03 2008-07-08 삼성전자주식회사 화상형성기기
JP4842190B2 (ja) * 2007-03-29 2011-12-21 キヤノン電子株式会社 画像読取装置、画像読取装置の制御方法、および制御プログラム
JP4618518B2 (ja) * 2007-11-09 2011-01-26 村田機械株式会社 原稿読取装置
JP2010130422A (ja) * 2008-11-28 2010-06-10 Murata Machinery Ltd 自動原稿搬送装置
JP5170145B2 (ja) * 2010-03-30 2013-03-27 ブラザー工業株式会社 画像読取装置
US20140320929A1 (en) * 2013-04-30 2014-10-30 Canon Kabushiki Kaisha Image reading apparatus and image forming apparatus including the same
JP6146298B2 (ja) * 2013-12-27 2017-06-14 ブラザー工業株式会社 シート搬送装置、及び画像読取装置
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JP6266056B2 (ja) 2016-08-05 2018-01-24 キヤノン株式会社 画像読取装置及び画像形成装置
JP7114373B2 (ja) * 2018-07-06 2022-08-08 キヤノン株式会社 シート搬送装置、画像読取装置及び画像形成装置
CN112055125A (zh) * 2019-06-05 2020-12-08 佳能株式会社 片材传送装置、原稿读取装置和成像设备
JP7358092B2 (ja) * 2019-07-05 2023-10-10 キヤノン株式会社 画像形成装置
US11388302B2 (en) * 2020-04-30 2022-07-12 Canon Kabushiki Kaisha Image forming apparatus
JP7547969B2 (ja) * 2020-12-09 2024-09-10 セイコーエプソン株式会社 画像読取装置
JP7718869B2 (ja) * 2021-06-25 2025-08-05 キヤノン株式会社 画像読取装置及び画像形成装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009260477A (ja) 2008-04-14 2009-11-05 Murata Mach Ltd 原稿読取装置
JP2009258360A (ja) 2008-04-16 2009-11-05 Murata Mach Ltd 自動原稿搬送装置及びこれを備える原稿読取装置

Also Published As

Publication number Publication date
US11689675B2 (en) 2023-06-27
KR20230000974A (ko) 2023-01-03
JP2025146874A (ja) 2025-10-03
EP4478697A3 (en) 2025-03-05
US20220417374A1 (en) 2022-12-29
US20240388666A1 (en) 2024-11-21
EP4109868B1 (en) 2024-12-04
CN115524948A (zh) 2022-12-27
EP4109868A1 (en) 2022-12-28
JP7718869B2 (ja) 2025-08-05
US12075012B2 (en) 2024-08-27
EP4109868C0 (en) 2024-12-04
JP2023004032A (ja) 2023-01-17
CN115524948B (zh) 2025-08-19
US20230283724A1 (en) 2023-09-07
EP4478697A2 (en) 2024-12-18
CN120972481A (zh) 2025-11-18
CN120972480A (zh) 2025-11-18

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