JPS53143422A - Back mark detector - Google Patents

Back mark detector

Info

Publication number
JPS53143422A
JPS53143422A JP5721877A JP5721877A JPS53143422A JP S53143422 A JPS53143422 A JP S53143422A JP 5721877 A JP5721877 A JP 5721877A JP 5721877 A JP5721877 A JP 5721877A JP S53143422 A JPS53143422 A JP S53143422A
Authority
JP
Japan
Prior art keywords
mark detector
back mark
detector
bundles
detecting
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
JP5721877A
Other languages
Japanese (ja)
Other versions
JPS5948757B2 (en
Inventor
Tatsuro Ozawa
Nobuyuki Komatsu
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.)
Toppan Inc
Original Assignee
Toppan Printing Co Ltd
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 Toppan Printing Co Ltd filed Critical Toppan Printing Co Ltd
Priority to JP52057218A priority Critical patent/JPS5948757B2/en
Publication of JPS53143422A publication Critical patent/JPS53143422A/en
Publication of JPS5948757B2 publication Critical patent/JPS5948757B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Collation Of Sheets And Webs (AREA)

Abstract

PURPOSE: To prevent omission of bundles in bookbinding process by detecting their back marks.
COPYRIGHT: (C)1978,JPO&Japio
JP52057218A 1977-05-18 1977-05-18 Collagen inspection machine Expired JPS5948757B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52057218A JPS5948757B2 (en) 1977-05-18 1977-05-18 Collagen inspection machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52057218A JPS5948757B2 (en) 1977-05-18 1977-05-18 Collagen inspection machine

Publications (2)

Publication Number Publication Date
JPS53143422A true JPS53143422A (en) 1978-12-13
JPS5948757B2 JPS5948757B2 (en) 1984-11-28

Family

ID=13049379

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52057218A Expired JPS5948757B2 (en) 1977-05-18 1977-05-18 Collagen inspection machine

Country Status (1)

Country Link
JP (1) JPS5948757B2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57151564A (en) * 1981-03-17 1982-09-18 Toppan Printing Co Ltd Missing leaf inspector for calender
JPS57156966A (en) * 1981-03-20 1982-09-28 Toppan Printing Co Ltd Check apparatus for missing page and incorrect collating of calenders and so on
JPS57160861A (en) * 1981-03-27 1982-10-04 Toppan Printing Co Ltd Inspecting machine for missing or incorrectly-collated page in calender or the like
JPS6085997A (en) * 1983-10-18 1985-05-15 凸版印刷株式会社 Method of inspecting omission and incorrect collating

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57151564A (en) * 1981-03-17 1982-09-18 Toppan Printing Co Ltd Missing leaf inspector for calender
JPS57156966A (en) * 1981-03-20 1982-09-28 Toppan Printing Co Ltd Check apparatus for missing page and incorrect collating of calenders and so on
JPS57160861A (en) * 1981-03-27 1982-10-04 Toppan Printing Co Ltd Inspecting machine for missing or incorrectly-collated page in calender or the like
JPS6085997A (en) * 1983-10-18 1985-05-15 凸版印刷株式会社 Method of inspecting omission and incorrect collating
JPH055680B2 (en) * 1983-10-18 1993-01-22 Toppan Printing Co Ltd

Also Published As

Publication number Publication date
JPS5948757B2 (en) 1984-11-28

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