FI52636C - Vianilmaisin paperiradoille. - Google Patents

Vianilmaisin paperiradoille.

Info

Publication number
FI52636C
FI52636C FI723287A FI328772A FI52636C FI 52636 C FI52636 C FI 52636C FI 723287 A FI723287 A FI 723287A FI 328772 A FI328772 A FI 328772A FI 52636 C FI52636 C FI 52636C
Authority
FI
Finland
Prior art keywords
fault indicator
paper paths
paths
paper
fault
Prior art date
Application number
FI723287A
Other languages
English (en)
Swedish (sv)
Other versions
FI52636B (fi
Inventor
Pentti Mannonen
Original Assignee
Ulmaelektro Oy
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 Ulmaelektro Oy filed Critical Ulmaelektro Oy
Priority to FI723287A priority Critical patent/FI52636C/fi
Priority to CA169,106A priority patent/CA996655A/en
Priority to US00355704A priority patent/US3850809A/en
Priority to DE19732333277 priority patent/DE2333277A1/de
Priority to US411146A priority patent/US3859538A/en
Priority to JP48131583A priority patent/JPS501792A/ja
Publication of FI52636B publication Critical patent/FI52636B/fi
Application granted granted Critical
Publication of FI52636C publication Critical patent/FI52636C/fi

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
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • 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)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Controlling Sheets Or Webs (AREA)
FI723287A 1972-11-22 1972-11-22 Vianilmaisin paperiradoille. FI52636C (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI723287A FI52636C (fi) 1972-11-22 1972-11-22 Vianilmaisin paperiradoille.
CA169,106A CA996655A (en) 1972-11-22 1973-04-18 Fault detector for paper webs
US00355704A US3850809A (en) 1972-11-22 1973-04-30 Fault detector for paper webs
DE19732333277 DE2333277A1 (de) 1972-11-22 1973-06-29 Fehlerdetektor fuer papierbahnen
US411146A US3859538A (en) 1972-11-22 1973-10-30 Fault detector for paper webs
JP48131583A JPS501792A (fi) 1972-11-22 1973-11-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI723287A FI52636C (fi) 1972-11-22 1972-11-22 Vianilmaisin paperiradoille.

Publications (2)

Publication Number Publication Date
FI52636B FI52636B (fi) 1977-06-30
FI52636C true FI52636C (fi) 1977-10-10

Family

ID=8508243

Family Applications (1)

Application Number Title Priority Date Filing Date
FI723287A FI52636C (fi) 1972-11-22 1972-11-22 Vianilmaisin paperiradoille.

Country Status (5)

Country Link
US (1) US3850809A (fi)
JP (1) JPS501792A (fi)
CA (1) CA996655A (fi)
DE (1) DE2333277A1 (fi)
FI (1) FI52636C (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4065668A (en) * 1976-07-22 1977-12-27 National Semiconductor Corporation Photodiode operational amplifier
DE2705308C2 (de) * 1977-02-09 1979-04-19 Bodenseewerk Perkin-Elmer & Co Gmbh, 7770 Ueberlingen Vorrichtung zum Aufheizen eines Graphitrohres in einer Graphitrohrküvette eines Atomabsorptionsspektrometers
US4439673A (en) * 1981-08-27 1984-03-27 Sprague Electric Company Two terminal integrated circuit light-sensor
US4654892A (en) * 1985-04-15 1987-03-31 Burroughs Corporation Electro-optical system using light modulation
JPS62118276A (ja) * 1985-11-18 1987-05-29 Mitsubishi Electric Corp レ−ダ装置
US6531925B2 (en) * 2001-07-17 2003-03-11 David C. Scott Heterojunction bipolar transistor optoelectronic transimpedance amplifier using the first transistor as an optical detector

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125693A (en) * 1964-03-17 Constant
US3535532A (en) * 1964-06-29 1970-10-20 Texas Instruments Inc Integrated circuit including light source,photodiode and associated components
CH417787A (de) * 1964-12-16 1966-07-31 Heberlein & Co Ag Photoelektrische Schaltung zur Messung der relativen Änderung eines Lichtstroms
US3408578A (en) * 1965-10-20 1968-10-29 Ibm Automatic gain control circuit
US3461300A (en) * 1966-08-31 1969-08-12 Ibm Automatic gain control circuit for optical sensor
US3638050A (en) * 1970-04-01 1972-01-25 Texas Instruments Inc Preamplification circuitry for photoconductive sensors
US3704374A (en) * 1970-12-23 1972-11-28 Control Tech Ambient light variation detector

Also Published As

Publication number Publication date
FI52636B (fi) 1977-06-30
CA996655A (en) 1976-09-07
JPS501792A (fi) 1975-01-09
US3850809A (en) 1974-11-26
DE2333277A1 (de) 1974-05-30

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