JP7446839B2 - シート給送装置、シート給送装置を備えたシート読取装置、シート読取装置を備えた画像形成装置 - Google Patents

シート給送装置、シート給送装置を備えたシート読取装置、シート読取装置を備えた画像形成装置 Download PDF

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Publication number
JP7446839B2
JP7446839B2 JP2020018273A JP2020018273A JP7446839B2 JP 7446839 B2 JP7446839 B2 JP 7446839B2 JP 2020018273 A JP2020018273 A JP 2020018273A JP 2020018273 A JP2020018273 A JP 2020018273A JP 7446839 B2 JP7446839 B2 JP 7446839B2
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Japan
Prior art keywords
sheet
document
feeding
roller
contact
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
JP2020018273A
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English (en)
Japanese (ja)
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JP2021123461A5 (https=
JP2021123461A (ja
Inventor
拓也 山口
岳志 日野
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 JP2020018273A priority Critical patent/JP7446839B2/ja
Priority to US17/165,646 priority patent/US11999582B2/en
Publication of JP2021123461A publication Critical patent/JP2021123461A/ja
Publication of JP2021123461A5 publication Critical patent/JP2021123461A5/ja
Application granted granted Critical
Publication of JP7446839B2 publication Critical patent/JP7446839B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H3/00—Separating articles from piles
    • B65H3/02—Separating articles from piles using friction forces between articles and separator
    • B65H3/06—Rollers or like rotary separators
    • B65H3/0684—Rollers or like rotary separators on moving support, e.g. pivoting, for bringing the roller or like rotary separator into contact with the pile
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H1/00—Supports or magazines for piles from which articles are to be separated
    • B65H1/04—Supports or magazines for piles from which articles are to be separated adapted to support articles substantially horizontally, e.g. for separation from top of pile
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H3/00—Separating articles from piles
    • B65H3/46—Supplementary devices or measures to assist separation or prevent double feed
    • B65H3/56—Elements, e.g. scrapers, fingers, needles, brushes, acting on separated article or on edge of the pile
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H3/00—Separating articles from piles
    • B65H3/46—Supplementary devices or measures to assist separation or prevent double feed
    • B65H3/56—Elements, e.g. scrapers, fingers, needles, brushes, acting on separated article or on edge of the pile
    • B65H3/565—Elements, e.g. scrapers, fingers, needles, brushes, acting on separated article or on edge of the pile for reintroducing partially separated articles in the stack
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
    • B65H7/02—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
    • B65H7/02—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors
    • B65H7/04—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to absence of articles, e.g. exhaustion of pile
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2553/00—Sensing or detecting means
    • B65H2553/60—Details of intermediate means between the sensing means and the element to be sensed
    • B65H2553/61—Mechanical means, e.g. contact arms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2801/00—Application field
    • B65H2801/03—Image reproduction devices
    • B65H2801/06—Office-type machines, e.g. photocopiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)
  • Controlling Sheets Or Webs (AREA)
  • Manual Feeding Of Sheets (AREA)
  • Facsimiles In General (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Control Or Security For Electrophotography (AREA)
JP2020018273A 2020-02-05 2020-02-05 シート給送装置、シート給送装置を備えたシート読取装置、シート読取装置を備えた画像形成装置 Active JP7446839B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2020018273A JP7446839B2 (ja) 2020-02-05 2020-02-05 シート給送装置、シート給送装置を備えたシート読取装置、シート読取装置を備えた画像形成装置
US17/165,646 US11999582B2 (en) 2020-02-05 2021-02-02 Sheet feeding device, sheet reading apparatus including the sheet feeding device, and image forming apparatus including the sheet reading apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020018273A JP7446839B2 (ja) 2020-02-05 2020-02-05 シート給送装置、シート給送装置を備えたシート読取装置、シート読取装置を備えた画像形成装置

Publications (3)

Publication Number Publication Date
JP2021123461A JP2021123461A (ja) 2021-08-30
JP2021123461A5 JP2021123461A5 (https=) 2023-02-07
JP7446839B2 true JP7446839B2 (ja) 2024-03-11

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020018273A Active JP7446839B2 (ja) 2020-02-05 2020-02-05 シート給送装置、シート給送装置を備えたシート読取装置、シート読取装置を備えた画像形成装置

Country Status (2)

Country Link
US (1) US11999582B2 (https=)
JP (1) JP7446839B2 (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009132521A (ja) 2007-11-30 2009-06-18 Brother Ind Ltd 原稿搬送装置
JP2015196545A (ja) 2014-03-31 2015-11-09 京セラドキュメントソリューションズ株式会社 原稿給紙装置及び該原稿給紙装置を備えた画像形成装置
JP2016210544A (ja) 2015-05-01 2016-12-15 キヤノン株式会社 画像形成装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100476977B1 (ko) * 2002-12-09 2005-03-17 삼성전자주식회사 사무기기의 급지오류 감지장치 및 방법
JP6519252B2 (ja) * 2015-03-18 2019-05-29 富士ゼロックス株式会社 用紙収容装置、画像読取装置及び画像形成装置
JP2018062399A (ja) * 2016-10-12 2018-04-19 キヤノン株式会社 シート給送装置及び画像形成装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009132521A (ja) 2007-11-30 2009-06-18 Brother Ind Ltd 原稿搬送装置
JP2015196545A (ja) 2014-03-31 2015-11-09 京セラドキュメントソリューションズ株式会社 原稿給紙装置及び該原稿給紙装置を備えた画像形成装置
JP2016210544A (ja) 2015-05-01 2016-12-15 キヤノン株式会社 画像形成装置

Also Published As

Publication number Publication date
US11999582B2 (en) 2024-06-04
JP2021123461A (ja) 2021-08-30
US20210237992A1 (en) 2021-08-05

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