CN115524948B - 图像读取设备和成像设备 - Google Patents

图像读取设备和成像设备

Info

Publication number
CN115524948B
CN115524948B CN202210711934.0A CN202210711934A CN115524948B CN 115524948 B CN115524948 B CN 115524948B CN 202210711934 A CN202210711934 A CN 202210711934A CN 115524948 B CN115524948 B CN 115524948B
Authority
CN
China
Prior art keywords
reading unit
sheet
guide
rotation axis
conveying
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
CN202210711934.0A
Other languages
English (en)
Chinese (zh)
Other versions
CN115524948A (zh
Inventor
山田要
池田祐史
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 CN202511127547.2A priority Critical patent/CN120972481A/zh
Priority to CN202511127473.2A priority patent/CN120972480A/zh
Publication of CN115524948A publication Critical patent/CN115524948A/zh
Application granted granted Critical
Publication of CN115524948B publication Critical patent/CN115524948B/zh
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
    • 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
    • G03G21/1628—Clamshell type
    • 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)
CN202210711934.0A 2021-06-25 2022-06-22 图像读取设备和成像设备 Active CN115524948B (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202511127547.2A CN120972481A (zh) 2021-06-25 2022-06-22 图像读取设备和成像设备
CN202511127473.2A CN120972480A (zh) 2021-06-25 2022-06-22 图像读取设备和成像设备

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
JP2021-105488 2021-06-25

Related Child Applications (2)

Application Number Title Priority Date Filing Date
CN202511127473.2A Division CN120972480A (zh) 2021-06-25 2022-06-22 图像读取设备和成像设备
CN202511127547.2A Division CN120972481A (zh) 2021-06-25 2022-06-22 图像读取设备和成像设备

Publications (2)

Publication Number Publication Date
CN115524948A CN115524948A (zh) 2022-12-27
CN115524948B true CN115524948B (zh) 2025-08-19

Family

ID=81854811

Family Applications (3)

Application Number Title Priority Date Filing Date
CN202210711934.0A Active CN115524948B (zh) 2021-06-25 2022-06-22 图像读取设备和成像设备
CN202511127473.2A Pending CN120972480A (zh) 2021-06-25 2022-06-22 图像读取设备和成像设备
CN202511127547.2A Pending CN120972481A (zh) 2021-06-25 2022-06-22 图像读取设备和成像设备

Family Applications After (2)

Application Number Title Priority Date Filing Date
CN202511127473.2A Pending CN120972480A (zh) 2021-06-25 2022-06-22 图像读取设备和成像设备
CN202511127547.2A Pending CN120972481A (zh) 2021-06-25 2022-06-22 图像读取设备和成像设备

Country Status (5)

Country Link
US (3) US11689675B2 (https=)
EP (2) EP4109868B1 (https=)
JP (2) JP7718869B2 (https=)
KR (1) KR102849382B1 (https=)
CN (3) CN115524948B (https=)

Families Citing this family (6)

* 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 (https=) 2023-01-13 2024-07-18

Family Cites Families (28)

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JPS62109554U (https=) * 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
JP4596033B2 (ja) * 2008-04-14 2010-12-08 村田機械株式会社 原稿読取装置
JP4941677B2 (ja) * 2008-04-16 2012-05-30 村田機械株式会社 自動原稿搬送装置及びこれを備える原稿読取装置
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
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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
JP6358011B2 (ja) * 2014-09-22 2018-07-18 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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JP6512862B2 (ja) * 2015-02-26 2019-05-15 キヤノン株式会社 シート搬送装置、画像読取装置、画像形成装置及びセンサユニット
JP6328083B2 (ja) * 2015-09-07 2018-05-23 キヤノン株式会社 画像読取装置及び画像形成装置
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

Also Published As

Publication number Publication date
EP4109868A1 (en) 2022-12-28
EP4478697B1 (en) 2026-04-15
JP2023004032A (ja) 2023-01-17
KR102849382B1 (ko) 2025-08-25
CN120972481A (zh) 2025-11-18
EP4478697A3 (en) 2025-03-05
EP4109868C0 (en) 2024-12-04
US12075012B2 (en) 2024-08-27
JP2025146874A (ja) 2025-10-03
US11689675B2 (en) 2023-06-27
EP4109868B1 (en) 2024-12-04
JP7718869B2 (ja) 2025-08-05
EP4478697A2 (en) 2024-12-18
CN115524948A (zh) 2022-12-27
US20220417374A1 (en) 2022-12-29
US20240388666A1 (en) 2024-11-21
CN120972480A (zh) 2025-11-18
US20230283724A1 (en) 2023-09-07
KR20230000974A (ko) 2023-01-03

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