JP5288890B2 - 用紙搬送装置および重送検知方法 - Google Patents

用紙搬送装置および重送検知方法 Download PDF

Info

Publication number
JP5288890B2
JP5288890B2 JP2008145841A JP2008145841A JP5288890B2 JP 5288890 B2 JP5288890 B2 JP 5288890B2 JP 2008145841 A JP2008145841 A JP 2008145841A JP 2008145841 A JP2008145841 A JP 2008145841A JP 5288890 B2 JP5288890 B2 JP 5288890B2
Authority
JP
Japan
Prior art keywords
voltage data
wave
peak
value
ultrasonic
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.)
Expired - Fee Related
Application number
JP2008145841A
Other languages
English (en)
Japanese (ja)
Other versions
JP2009292549A (ja
JP2009292549A5 (enExample
Inventor
淳 中里
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 JP2008145841A priority Critical patent/JP5288890B2/ja
Publication of JP2009292549A publication Critical patent/JP2009292549A/ja
Publication of JP2009292549A5 publication Critical patent/JP2009292549A5/ja
Application granted granted Critical
Publication of JP5288890B2 publication Critical patent/JP5288890B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Controlling Sheets Or Webs (AREA)
JP2008145841A 2008-06-03 2008-06-03 用紙搬送装置および重送検知方法 Expired - Fee Related JP5288890B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008145841A JP5288890B2 (ja) 2008-06-03 2008-06-03 用紙搬送装置および重送検知方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008145841A JP5288890B2 (ja) 2008-06-03 2008-06-03 用紙搬送装置および重送検知方法

Publications (3)

Publication Number Publication Date
JP2009292549A JP2009292549A (ja) 2009-12-17
JP2009292549A5 JP2009292549A5 (enExample) 2011-07-21
JP5288890B2 true JP5288890B2 (ja) 2013-09-11

Family

ID=41541118

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008145841A Expired - Fee Related JP5288890B2 (ja) 2008-06-03 2008-06-03 用紙搬送装置および重送検知方法

Country Status (1)

Country Link
JP (1) JP5288890B2 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6155895B2 (ja) * 2013-06-20 2017-07-05 マックス株式会社 用紙重送検知方法及び用紙重送検知装置
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
JP2024070004A (ja) 2022-11-10 2024-05-22 キヤノン株式会社 シート搬送装置及び画像形成装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003176063A (ja) * 2001-06-15 2003-06-24 Omron Corp 紙葉類重送検出装置および方法、並びにプログラム
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
JP4260595B2 (ja) * 2003-09-30 2009-04-30 キヤノン電子株式会社 超音波重送検知装置
JP2006105667A (ja) * 2004-10-01 2006-04-20 Canon Inc 超音波重送検知システム

Also Published As

Publication number Publication date
JP2009292549A (ja) 2009-12-17

Similar Documents

Publication Publication Date Title
US8864131B2 (en) Paper conveying apparatus with sound detector, and recovery method
US8827267B2 (en) Paper conveying apparatus, recovery method, and computer-readable, non-transitory medium
US8419014B2 (en) Image reading apparatus, multifeed determining method, and multifeed determining program
EP2701010B1 (en) Paper conveying apparatus, jam detection method, and computer program
US8934115B2 (en) Paper conveying apparatus
US9873580B2 (en) Sheet conveyer device
US20120307282A1 (en) Sheet feeding apparatus
JP5288890B2 (ja) 用紙搬送装置および重送検知方法
US9981819B2 (en) Sheet conveyance apparatus that detects overlapping of plurality of sheets, and image reading apparatus
JP2009292574A (ja) 重送検知装置、重送検知方法、及びプログラム
JP3752228B2 (ja) 重送検知装置及び重送検知方法
US10730712B2 (en) Conveyance apparatus, reading apparatus, image forming apparatus and image forming system
JP2013001530A (ja) 紙厚検出装置及び紙厚検出方法
JP2004018227A (ja) 用紙端検出装置
JP6498099B2 (ja) 磁気情報処理装置及び磁気情報処理方法
JP4260595B2 (ja) 超音波重送検知装置
JP6796263B2 (ja) 画像形成装置
JP5818858B2 (ja) 原稿搬送装置、ジャム判定方法及びコンピュータプログラム
JP3682497B2 (ja) 画像形成装置
JP2019077513A (ja) 画像形成装置
WO2023181750A1 (ja) 光電センサ、及び、受光ユニット
JP2852854B2 (ja) カードリーダ装置
JP2006209626A (ja) ポーリングによるセンサ監視方法
JPS62137695A (ja) 紙葉類鑑別装置
JPH11275303A (ja) 画像読み取り装置、画像読み取り方法及びコンピュータ読み取り可能な記憶媒体

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20110602

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20110602

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20120809

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20120828

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20121029

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20121120

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20130116

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20130507

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20130604

LAPS Cancellation because of no payment of annual fees