JP6622517B2 - シート搬送装置および画像読取装置 - Google Patents

シート搬送装置および画像読取装置 Download PDF

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Publication number
JP6622517B2
JP6622517B2 JP2015168139A JP2015168139A JP6622517B2 JP 6622517 B2 JP6622517 B2 JP 6622517B2 JP 2015168139 A JP2015168139 A JP 2015168139A JP 2015168139 A JP2015168139 A JP 2015168139A JP 6622517 B2 JP6622517 B2 JP 6622517B2
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Japan
Prior art keywords
sheet
unit
ultrasonic
transmitting
output signal
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JP2015168139A
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English (en)
Japanese (ja)
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JP2017043470A (ja
JP2017043470A5 (enExample
Inventor
真 有馬
真 有馬
太士 富井
太士 富井
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Canon Inc
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Canon Inc
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2015168139A priority Critical patent/JP6622517B2/ja
Priority to US15/228,110 priority patent/US9981819B2/en
Publication of JP2017043470A publication Critical patent/JP2017043470A/ja
Publication of JP2017043470A5 publication Critical patent/JP2017043470A5/ja
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    • 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
    • B65H7/06—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 presence of faulty articles or incorrect separation or feed
    • B65H7/12—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 presence of faulty articles or incorrect separation or feed responsive to double feed or separation
    • B65H7/125—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 presence of faulty articles or incorrect separation or feed responsive to double feed or separation sensing the double feed or separation without contacting the articles
    • 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
    • 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
    • B65H5/062—Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers between rollers or balls
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/07—Analysing solids by measuring propagation velocity or propagation time of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/11—Analysing solids by measuring attenuation of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/34—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor
    • G01N29/341—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with time characteristics
    • G01N29/343—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with time characteristics pulse waves, e.g. particular sequence of pulses, bursts
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/4409—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison
    • G01N29/4427—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison with stored values, e.g. threshold values
    • 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
    • B65H2553/30—Sensing or detecting means using acoustic or ultrasonic elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2557/00—Means for control not provided for in groups B65H2551/00 - B65H2555/00
    • B65H2557/60—Details of processes or procedures
    • B65H2557/61—Details of processes or procedures for calibrating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2557/00—Means for control not provided for in groups B65H2551/00 - B65H2555/00
    • B65H2557/60—Details of processes or procedures
    • B65H2557/63—Optimisation, self-adjustment, self-learning processes or procedures, e.g. during start-up
    • 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
    • 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
    • B65H2801/39—Scanning
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/011—Velocity or travel time
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/015—Attenuation, scattering
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/023—Solids
    • G01N2291/0237—Thin materials, e.g. paper, membranes, thin films
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/048—Transmission, i.e. analysed material between transmitter and receiver
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/10—Number of transducers
    • G01N2291/102—Number of transducers one emitter, one receiver

Landscapes

  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Controlling Sheets Or Webs (AREA)
  • Facsimiles In General (AREA)
JP2015168139A 2015-08-27 2015-08-27 シート搬送装置および画像読取装置 Active JP6622517B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2015168139A JP6622517B2 (ja) 2015-08-27 2015-08-27 シート搬送装置および画像読取装置
US15/228,110 US9981819B2 (en) 2015-08-27 2016-08-04 Sheet conveyance apparatus that detects overlapping of plurality of sheets, and image reading apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2015168139A JP6622517B2 (ja) 2015-08-27 2015-08-27 シート搬送装置および画像読取装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2019210621A Division JP6814270B2 (ja) 2019-11-21 2019-11-21 シート搬送装置および画像読取装置

Publications (3)

Publication Number Publication Date
JP2017043470A JP2017043470A (ja) 2017-03-02
JP2017043470A5 JP2017043470A5 (enExample) 2018-10-11
JP6622517B2 true JP6622517B2 (ja) 2019-12-18

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JP2015168139A Active JP6622517B2 (ja) 2015-08-27 2015-08-27 シート搬送装置および画像読取装置

Country Status (2)

Country Link
US (1) US9981819B2 (enExample)
JP (1) JP6622517B2 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6884341B2 (ja) * 2017-03-30 2021-06-09 公立大学法人大阪 土質判定方法
JP7087287B2 (ja) * 2017-06-29 2022-06-21 セイコーエプソン株式会社 画像読取装置
CN110787982B (zh) * 2018-08-01 2021-10-15 精工爱普生株式会社 超声波装置
KR20210001760A (ko) 2019-06-28 2021-01-06 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. 중송 검출 및 처리
JP7327015B2 (ja) * 2019-09-05 2023-08-16 コニカミノルタ株式会社 検査装置、制御方法、シート搬送装置、印刷装置及び画像読取装置
US11718492B2 (en) 2021-09-08 2023-08-08 Toshiba Tec Kabushiki Kaisha Image processing apparatus
KR20230037876A (ko) 2021-09-10 2023-03-17 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. 트레이를 승강시키는 구조를 갖는 스캐너의 원고 역이송 및 재이송

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6212130B1 (en) * 1999-03-08 2001-04-03 Scan-Optics, Inc. Method and apparatus for plural document detection
JP3640304B2 (ja) * 2001-09-25 2005-04-20 株式会社ニレコ ウェブの端面位置を検出する超音波検出装置
JP3752228B2 (ja) * 2003-01-31 2006-03-08 キヤノン電子株式会社 重送検知装置及び重送検知方法
JP3860126B2 (ja) * 2003-01-31 2006-12-20 キヤノン電子株式会社 重送検知装置及び重送検知方法
JP2004269241A (ja) * 2003-03-12 2004-09-30 Pfu Ltd 給紙装置
CN101069151B (zh) * 2004-07-01 2012-04-04 迪布尔特有限公司 自动银行机多张薄片检测器装置和方法
JP2009292574A (ja) * 2008-06-04 2009-12-17 Canon Inc 重送検知装置、重送検知方法、及びプログラム
CA2761960A1 (en) * 2009-06-12 2010-12-16 Diebold, Incorporated Banking system that operates responsive to data read from data bearing records
JP5496225B2 (ja) * 2009-12-14 2014-05-21 キヤノン株式会社 超音波制御装置及び記録材判別装置
JP5451520B2 (ja) * 2010-05-14 2014-03-26 株式会社Ｐｆｕ 重送処理装置、重送処理方法および重送処理プログラム
JP5709436B2 (ja) 2010-08-25 2015-04-30 キヤノン株式会社 シート給送装置及び画像形成装置
JP5724469B2 (ja) 2011-03-08 2015-05-27 株式会社リコー 重送検知装置、画像形成装置、及び重送検知プログラム
JP2012232844A (ja) * 2011-04-20 2012-11-29 Seiko Epson Corp 画像処理装置およびシート給送構造
JP2013028433A (ja) 2011-07-28 2013-02-07 Canon Inc シート給送装置及び画像形成装置
JP5885427B2 (ja) 2011-08-24 2016-03-15 キヤノン株式会社 シート給送装置及び画像形成装置
JP5939829B2 (ja) 2012-02-17 2016-06-22 キヤノン株式会社 シート給送装置及び画像形成装置
JP6032989B2 (ja) * 2012-07-26 2016-11-30 キヤノン株式会社 シート給送装置および画像形成装置
JP5579302B1 (ja) * 2013-05-02 2014-08-27 株式会社Ｐｆｕ 原稿搬送装置
JP6337537B2 (ja) * 2014-03-17 2018-06-06 株式会社リコー 用紙搬送装置、画像形成装置及び重送判定方法
JP6344224B2 (ja) * 2014-12-08 2018-06-20 ブラザー工業株式会社 シート搬送装置

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Publication number Publication date
JP2017043470A (ja) 2017-03-02
US20170057768A1 (en) 2017-03-02
US9981819B2 (en) 2018-05-29

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