JP7427434B2 - 画像読取ユニット、画像読取装置及び画像形成装置 - Google Patents

画像読取ユニット、画像読取装置及び画像形成装置 Download PDF

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Publication number
JP7427434B2
JP7427434B2 JP2019216149A JP2019216149A JP7427434B2 JP 7427434 B2 JP7427434 B2 JP 7427434B2 JP 2019216149 A JP2019216149 A JP 2019216149A JP 2019216149 A JP2019216149 A JP 2019216149A JP 7427434 B2 JP7427434 B2 JP 7427434B2
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Japan
Prior art keywords
reading unit
casing
reflective
image reading
image
Prior art date
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JP2019216149A
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English (en)
Japanese (ja)
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JP2021087157A5 (enExample
JP2021087157A (ja
Inventor
潤 大竹
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
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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.)
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2019216149A priority Critical patent/JP7427434B2/ja
Priority to US17/096,363 priority patent/US11330135B2/en
Publication of JP2021087157A publication Critical patent/JP2021087157A/ja
Priority to US17/711,772 priority patent/US12041209B2/en
Publication of JP2021087157A5 publication Critical patent/JP2021087157A5/ja
Application granted granted Critical
Publication of JP7427434B2 publication Critical patent/JP7427434B2/ja
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    • 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
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
    • H04N1/0282—Using a single or a few point light sources, e.g. a laser diode
    • H04N1/02825—Using a single or a few point light sources, e.g. a laser diode in combination with at least one reflector which is fixed in relation to the light source
    • 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
    • H04N1/00795—Reading 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
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/0249—Arrangements for mounting or supporting elements within a scanning head

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Heads (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
JP2019216149A 2019-11-29 2019-11-29 画像読取ユニット、画像読取装置及び画像形成装置 Active JP7427434B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2019216149A JP7427434B2 (ja) 2019-11-29 2019-11-29 画像読取ユニット、画像読取装置及び画像形成装置
US17/096,363 US11330135B2 (en) 2019-11-29 2020-11-12 Image reading apparatus and image forming apparatus
US17/711,772 US12041209B2 (en) 2019-11-29 2022-04-01 Image reading apparatus and image forming apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019216149A JP7427434B2 (ja) 2019-11-29 2019-11-29 画像読取ユニット、画像読取装置及び画像形成装置

Publications (3)

Publication Number Publication Date
JP2021087157A JP2021087157A (ja) 2021-06-03
JP2021087157A5 JP2021087157A5 (enExample) 2022-12-06
JP7427434B2 true JP7427434B2 (ja) 2024-02-05

Family

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Family Applications (1)

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JP2019216149A Active JP7427434B2 (ja) 2019-11-29 2019-11-29 画像読取ユニット、画像読取装置及び画像形成装置

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US (2) US11330135B2 (enExample)
JP (1) JP7427434B2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023145283A (ja) * 2022-03-28 2023-10-11 富士フイルムビジネスイノベーション株式会社 画像読み取り装置および画像形成システム

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000131583A (ja) 1998-10-22 2000-05-12 Minolta Co Ltd 光学部材保持構造

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5675431A (en) * 1996-04-01 1997-10-07 Xerox Corporation Raster output scanner having externally mounted mirrors
JPH11331496A (ja) * 1998-05-12 1999-11-30 Toshiba Corp 画像読取装置
US6216952B1 (en) * 1998-09-09 2001-04-17 Dbtel Incorporated Structure of a scanner
US6400484B1 (en) * 2000-10-23 2002-06-04 Mustek Systems Inc. Scanner for scanning transparent and reflective documents
JP4159499B2 (ja) * 2004-03-31 2008-10-01 Ｎｅｃアクセステクニカ株式会社 原稿読取装置
EP2052530B1 (en) * 2006-07-26 2019-06-19 Hewlett-Packard Development Company, L.P. Segmented reflective optical system
JP5236185B2 (ja) * 2006-12-28 2013-07-17 ニスカ株式会社 画像読取ユニットおよび画像読取装置
JP2008203540A (ja) * 2007-02-20 2008-09-04 Fujinon Corp 投写レンズユニット、及び投写レンズユニットのミラー固定方法及び装置
JP4922258B2 (ja) * 2008-07-14 2012-04-25 株式会社リコー 画像読取装置及び画像形成装置
JP5531910B2 (ja) * 2010-10-26 2014-06-25 富士ゼロックス株式会社 光走査装置および画像形成装置
US8705157B2 (en) * 2011-06-02 2014-04-22 Brother Kogyo Kabushiki Kaisha Optical scanning device
JP2018055030A (ja) * 2016-09-30 2018-04-05 キヤノン株式会社 光走査装置及び画像形成装置
JP6361783B2 (ja) 2017-05-24 2018-07-25 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、およびこれを備えた画像形成装置
CA3168172A1 (en) * 2020-02-21 2021-08-26 Ecolab Usa Inc. Modular optical sensor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000131583A (ja) 1998-10-22 2000-05-12 Minolta Co Ltd 光学部材保持構造

Also Published As

Publication number Publication date
US20210168258A1 (en) 2021-06-03
US12041209B2 (en) 2024-07-16
US11330135B2 (en) 2022-05-10
US20220224800A1 (en) 2022-07-14
JP2021087157A (ja) 2021-06-03

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