JPS6270707A - 移送途中の被測定物の超音波利用による重層検知装置 - Google Patents

移送途中の被測定物の超音波利用による重層検知装置

Info

Publication number
JPS6270707A
JPS6270707A JP21174385A JP21174385A JPS6270707A JP S6270707 A JPS6270707 A JP S6270707A JP 21174385 A JP21174385 A JP 21174385A JP 21174385 A JP21174385 A JP 21174385A JP S6270707 A JPS6270707 A JP S6270707A
Authority
JP
Japan
Prior art keywords
measured
ultrasonic waves
transmitted
article
transmitter
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.)
Granted
Application number
JP21174385A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0375047B2 (enrdf_load_stackoverflow
Inventor
Saburo Nagamine
永峰　三郎
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.)
SANKO SEIKI KK
Original Assignee
SANKO SEIKI KK
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 SANKO SEIKI KK filed Critical SANKO SEIKI KK
Priority to JP21174385A priority Critical patent/JPS6270707A/ja
Publication of JPS6270707A publication Critical patent/JPS6270707A/ja
Publication of JPH0375047B2 publication Critical patent/JPH0375047B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
JP21174385A 1985-09-25 1985-09-25 移送途中の被測定物の超音波利用による重層検知装置 Granted JPS6270707A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21174385A JPS6270707A (ja) 1985-09-25 1985-09-25 移送途中の被測定物の超音波利用による重層検知装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21174385A JPS6270707A (ja) 1985-09-25 1985-09-25 移送途中の被測定物の超音波利用による重層検知装置

Publications (2)

Publication Number Publication Date
JPS6270707A true JPS6270707A (ja) 1987-04-01
JPH0375047B2 JPH0375047B2 (enrdf_load_stackoverflow) 1991-11-28

Family

ID=16610849

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21174385A Granted JPS6270707A (ja) 1985-09-25 1985-09-25 移送途中の被測定物の超音波利用による重層検知装置

Country Status (1)

Country Link
JP (1) JPS6270707A (enrdf_load_stackoverflow)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000053519A1 (en) * 1999-03-08 2000-09-14 Scan-Optics, Inc. Method and apparatus for overlapping document detection
JP2002338087A (ja) * 2001-05-11 2002-11-27 Komori Corp 段ボール供給装置の２枚送り検知装置
JP2002338086A (ja) * 2001-05-11 2002-11-27 Komori Corp 段ボール供給装置の２枚送り検知装置
WO2004080866A1 (ja) * 2003-03-12 2004-09-23 Pfu Limited 給紙装置
EP1067053B2 (de) † 1999-05-07 2009-03-11 Leuze electronic GmbH + Co. Vorrichtung zur Detektion von Objekten
WO2013080875A1 (ja) * 2011-11-28 2013-06-06 株式会社村田製作所 積層型圧電素子、および、重送検知用センサ
WO2013084911A1 (ja) * 2011-12-09 2013-06-13 株式会社村田製作所 超音波トランスデューサーおよび重送検知用センサ
WO2013084910A1 (ja) * 2011-12-06 2013-06-13 株式会社村田製作所 超音波トランスデューサー
JP2023072312A (ja) * 2021-11-12 2023-05-24 セイコーエプソン株式会社 重送検知装置、搬送装置及び画像読取装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3254888A (en) * 1962-07-06 1966-06-07 Parnall & Sons Ltd Sheet feeding apparatus having ultrasonic means to detect overlapping
JPS5240379A (en) * 1975-09-22 1977-03-29 Eastman Kodak Co Device and method of detecting sheet
JPS58191911A (ja) * 1982-05-04 1983-11-09 Oki Electric Ind Co Ltd ヘドロ探査機
JPS59178308U (ja) * 1983-04-13 1984-11-29 一ノ宮　武則 睡眠用肩掛け
JPS636644U (enrdf_load_stackoverflow) * 1986-06-30 1988-01-18

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3254888A (en) * 1962-07-06 1966-06-07 Parnall & Sons Ltd Sheet feeding apparatus having ultrasonic means to detect overlapping
JPS5240379A (en) * 1975-09-22 1977-03-29 Eastman Kodak Co Device and method of detecting sheet
JPS58191911A (ja) * 1982-05-04 1983-11-09 Oki Electric Ind Co Ltd ヘドロ探査機
JPS59178308U (ja) * 1983-04-13 1984-11-29 一ノ宮　武則 睡眠用肩掛け
JPS636644U (enrdf_load_stackoverflow) * 1986-06-30 1988-01-18

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000053519A1 (en) * 1999-03-08 2000-09-14 Scan-Optics, Inc. Method and apparatus for overlapping document detection
EP1067053B2 (de) † 1999-05-07 2009-03-11 Leuze electronic GmbH + Co. Vorrichtung zur Detektion von Objekten
JP2002338087A (ja) * 2001-05-11 2002-11-27 Komori Corp 段ボール供給装置の２枚送り検知装置
JP2002338086A (ja) * 2001-05-11 2002-11-27 Komori Corp 段ボール供給装置の２枚送り検知装置
WO2004080866A1 (ja) * 2003-03-12 2004-09-23 Pfu Limited 給紙装置
JP5574051B2 (ja) * 2011-11-28 2014-08-20 株式会社村田製作所 積層型圧電素子、および、重送検知用センサ
WO2013080875A1 (ja) * 2011-11-28 2013-06-06 株式会社村田製作所 積層型圧電素子、および、重送検知用センサ
US9287490B2 (en) 2011-11-28 2016-03-15 Murata Manufacturing Co., Ltd. Laminated piezoelectric element and multi-feed detection sensor
JP5574050B2 (ja) * 2011-12-06 2014-08-20 株式会社村田製作所 超音波トランスデューサー
WO2013084910A1 (ja) * 2011-12-06 2013-06-13 株式会社村田製作所 超音波トランスデューサー
JP5692383B2 (ja) * 2011-12-09 2015-04-01 株式会社村田製作所 超音波トランスデューサーおよび重送検知用センサ
WO2013084911A1 (ja) * 2011-12-09 2013-06-13 株式会社村田製作所 超音波トランスデューサーおよび重送検知用センサ
JP2023072312A (ja) * 2021-11-12 2023-05-24 セイコーエプソン株式会社 重送検知装置、搬送装置及び画像読取装置

Also Published As

Publication number Publication date
JPH0375047B2 (enrdf_load_stackoverflow) 1991-11-28

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