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GB2149092B - Paper perforation monitor - Google Patents
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GB2149092B - Paper perforation monitor - Google Patents

Paper perforation monitor

Info

Publication number
GB2149092B
GB2149092B GB08322842A GB8322842A GB2149092B GB 2149092 B GB2149092 B GB 2149092B GB 08322842 A GB08322842 A GB 08322842A GB 8322842 A GB8322842 A GB 8322842A GB 2149092 B GB2149092 B GB 2149092B
Authority
GB
United Kingdom
Prior art keywords
paper perforation
monitor
perforation monitor
paper
perforation
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
Application number
GB08322842A
Other versions
GB8322842D0 (en
GB2149092A (en
Inventor
Harry Magee
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.)
MUNDET TIPPING Ltd
Original Assignee
MUNDET TIPPING 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 MUNDET TIPPING Ltd filed Critical MUNDET TIPPING Ltd
Priority to GB08322842A priority Critical patent/GB2149092B/en
Publication of GB8322842D0 publication Critical patent/GB8322842D0/en
Publication of GB2149092A publication Critical patent/GB2149092A/en
Application granted granted Critical
Publication of GB2149092B publication Critical patent/GB2149092B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/86—Investigating moving sheets

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Manufacturing Of Cigar And Cigarette Tobacco (AREA)
GB08322842A 1983-08-25 1983-08-25 Paper perforation monitor Expired GB2149092B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08322842A GB2149092B (en) 1983-08-25 1983-08-25 Paper perforation monitor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08322842A GB2149092B (en) 1983-08-25 1983-08-25 Paper perforation monitor

Publications (3)

Publication Number Publication Date
GB8322842D0 GB8322842D0 (en) 1983-09-28
GB2149092A GB2149092A (en) 1985-06-05
GB2149092B true GB2149092B (en) 1987-01-14

Family

ID=10547844

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08322842A Expired GB2149092B (en) 1983-08-25 1983-08-25 Paper perforation monitor

Country Status (1)

Country Link
GB (1) GB2149092B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4302137C2 (en) * 1993-01-27 1999-09-02 Micro Perforation Engineering Method and device for optical porosity measurement on a running web
GB2560299B (en) 2017-02-01 2021-07-07 Nicoventures Trading Ltd Heating element and method of analysing
GB201701633D0 (en) 2017-02-01 2017-03-15 Nicoventures Holdings Ltd Heating element selection method
CN109856158A (en) * 2019-01-28 2019-06-07 重庆中烟工业有限责任公司 Batch detection device for hole condition of punched tipping paper

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB493644A (en) * 1938-01-28 1938-10-13 Sifico A G Improvements in or relating to the perforation of an unperforated positive film in correspondence with a perforated negative film
GB1267997A (en) * 1969-05-02 1972-03-22 Wiggins Teape Res Dev Apparatus for detecting holes in a moving web or sheet
US4381447A (en) * 1980-09-19 1983-04-26 Brandt, Inc. Method and apparatus for evaluating and sorting sheets in a high speed manner
GB2093179B (en) * 1981-02-17 1984-09-19 De La Rue Syst Measuring opacity and detecting holes in sheet
DE3271240D1 (en) * 1981-06-17 1986-06-26 De La Rue Syst Method and apparatus for inspecting sheets for flaws
GB2109923B (en) * 1981-11-13 1985-05-22 De La Rue Syst Optical scanner

Also Published As

Publication number Publication date
GB8322842D0 (en) 1983-09-28
GB2149092A (en) 1985-06-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee