FR1505802A - Dispositif pour la détection de raccords et de parties manquantes dans des matières en feuilles mobiles - Google Patents

Dispositif pour la détection de raccords et de parties manquantes dans des matières en feuilles mobiles

Info

Publication number
FR1505802A
FR1505802A FR87869A FR87869A FR1505802A FR 1505802 A FR1505802 A FR 1505802A FR 87869 A FR87869 A FR 87869A FR 87869 A FR87869 A FR 87869A FR 1505802 A FR1505802 A FR 1505802A
Authority
FR
France
Prior art keywords
loose
missing parts
leaf materials
detecting joints
joints
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
FR87869A
Other languages
English (en)
French (fr)
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.)
Nash and Harrison Ltd
Original Assignee
Nash and Harrison 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 Nash and Harrison Ltd filed Critical Nash and Harrison Ltd
Application granted granted Critical
Publication of FR1505802A publication Critical patent/FR1505802A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/12—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring diameters
    • G01B7/125—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring diameters of objects while moving
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G01B7/08—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using capacitive means
    • G01B7/087—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using capacitive means for measuring of objects while moving
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/24—Investigating the presence of flaws

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Paper (AREA)
  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FR87869A 1965-12-16 1966-12-16 Dispositif pour la détection de raccords et de parties manquantes dans des matières en feuilles mobiles Expired FR1505802A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA947962 1965-12-16

Publications (1)

Publication Number Publication Date
FR1505802A true FR1505802A (fr) 1967-12-15

Family

ID=4142400

Family Applications (1)

Application Number Title Priority Date Filing Date
FR87869A Expired FR1505802A (fr) 1965-12-16 1966-12-16 Dispositif pour la détection de raccords et de parties manquantes dans des matières en feuilles mobiles

Country Status (6)

Country Link
US (1) US3519922A (OSRAM)
CH (1) CH454475A (OSRAM)
DE (1) DE1573735A1 (OSRAM)
FR (1) FR1505802A (OSRAM)
GB (1) GB1149650A (OSRAM)
SE (1) SE334033B (OSRAM)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH499451A (de) * 1969-11-06 1970-11-30 Peyer Siegfried Elektronischer Garnreiniger
US3805150A (en) * 1970-08-17 1974-04-16 Ade Corp Environment immune high precision capacitive gauging system
US3710244A (en) * 1971-01-11 1973-01-09 G Rauchwerger Capacitance probe for detecting moisture with very long cables
DE2239359A1 (de) * 1972-08-10 1974-02-21 Bosch Gmbh Robert Schaltanordnung mit einem kapazitiven detektor
US3784905A (en) * 1972-11-29 1974-01-08 Soiltest Inc Apparatus for determination of the density of in-place materials by measurement of their dielectric strength
US3811087A (en) * 1973-05-21 1974-05-14 Rothmans Of Pall Mall Measurement of moisture content of materials
JPS5316675A (en) * 1976-06-14 1978-02-15 Continental Group Detector for detecting quantity and density of product
US4103226A (en) * 1976-09-15 1978-07-25 Westinghouse Electric Corp. Apparatus for gauging the texture of a conducting surface
US4276547A (en) * 1977-12-22 1981-06-30 Research Technology, Inc. Film thickness detection system
US4224824A (en) * 1978-03-24 1980-09-30 Giampiero Giusti Detecting device for breaks or tears and for the end of the strip in a strip of any material during its advance
GB2027903B (en) * 1978-08-08 1983-03-23 Atomic Energy Authority Uk Detecting size and shape of bodies capacitatively
DE3002997C2 (de) * 1979-03-08 1981-10-01 Maschinenfabrik Schweiter AG, Horgen Verfahren und Einrichtung zur Verhinderung der Bildung von Restfäden an der Spulstelle einer Spulmaschine
US4610530A (en) * 1984-12-21 1986-09-09 Xerox Corporation Capacitive paper property sensor for copying apparatus
ZA875347B (en) * 1986-07-21 1988-03-30 Commw Scient Ind Res Org Method and apparatus of belt testing
GB8713677D0 (en) * 1987-06-11 1987-07-15 Lambeg Ind Research Assn Thickness gauge for plastic film
GB8718606D0 (en) * 1987-08-06 1987-09-09 Hiltcroft Packaging Systems Lt Monitoring apparatus
US5198777A (en) * 1990-02-14 1993-03-30 Murata Mfg. Co., Ltd. Paper thickness detecting apparatus having a resonator with a resonance point set by a capacitance detecting unit
US5196799A (en) * 1990-07-12 1993-03-23 Drexel University Method and apparatus for testing a protective barrier material for pinholes and tear strength
US5035415A (en) * 1990-07-16 1991-07-30 Eastman Kodak Company System for detecting the accurate positioning of sheets along a feed path by using capacitors as sensors
US5076566A (en) * 1990-07-16 1991-12-31 Eastman Kodak Company Self-calibrating system for detecting media movement by using capacitors as sensors
US5138268A (en) * 1990-08-15 1992-08-11 Steve Mulkey Thickness measuring system for nonconducting materials
US5243408A (en) * 1991-07-17 1993-09-07 P. H. Glatfelter Company Method and apparatus for detecting web discontinuities
US5531434A (en) * 1994-12-05 1996-07-02 Hewlett-Packard Company Multiple page sensor for automatic document feeder
US5650730A (en) * 1995-05-09 1997-07-22 Automated Quality Technologies Inc. Label detection and registration system
PT1057619E (pt) 1999-05-14 2004-08-31 Tetra Laval Holdings & Finance Detector de falhas para fechos de embalagem
DE10139158C1 (de) * 2001-08-09 2003-04-17 Siemens Dematic Ag Bauelemente-Erfassungsvorrichtung, Bauelemente-Zuführvorrichtung und Verfahren zum Zuführen von Bauelementen mittels einer Bauelemente-Zuführvorrichtung
FI20031440A7 (fi) * 2003-10-03 2005-04-04 Metso Paper Inc Mittausmenetelmä ja -laitteisto paperin tai kartongin valmistuksessa
DE102005051675B3 (de) * 2005-10-28 2007-04-19 Windmöller & Hölscher Kg Foliendickensensor mit porösem Bläser
US8854056B1 (en) * 2012-09-13 2014-10-07 Cypress Semiconductor Corporation Capacitance sensing devices and methods
US9157729B1 (en) 2013-01-10 2015-10-13 DST Output West, LLC Light sensor facilitated insert thickness detection system
CN110836914A (zh) * 2019-11-14 2020-02-25 河海大学常州校区 一种图书漏页、折页缺陷检测系统及方法
JP2023551064A (ja) * 2020-12-01 2023-12-06 テトラ ラバル ホールディングス アンド ファイナンス エス エイ 包装材料ウェブの特徴を検出及び追跡する方法。

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3122956A (en) * 1964-03-03 Apparatus for detecting and removing defective
FR636296A (OSRAM) * 1926-05-18 1928-04-05
US1984166A (en) * 1930-04-26 1934-12-11 Siemens Ag Method and device for determining the properties of stratified or fibrillated materials
US2222221A (en) * 1937-10-14 1940-11-19 Robert K Burford Method and apparatus for testing steel strip thickness
US2439047A (en) * 1944-05-27 1948-04-06 Gen Motors Corp Pressure indicator
US2542372A (en) * 1944-09-19 1951-02-20 Ferranti Ltd Measurement of physical states of materials
GB797399A (en) * 1955-11-10 1958-07-02 Addison Electric Company Ltd Improvements in or relating to apparatus for making electrical measurements upon coated conductors
US2948850A (en) * 1958-02-10 1960-08-09 Curtiss Wright Corp Apparatus for analyzing weight composition of materials
US3009101A (en) * 1958-05-09 1961-11-14 Zellweger Uster Ag Device for determining spontaneous cross sectional variations in textile materials
BE574364A (fr) * 1958-12-31 1959-06-30 Ct Scient & Tech De L Ind Text Procédé et appareil pour la mesure de longueur des fibres textiles et le calcul direct de la longueu moyenne et du coefficient de variation.
US3039051A (en) * 1959-08-12 1962-06-12 Zellweger Uster Ag Apparatus for gaging textile materials

Also Published As

Publication number Publication date
SE334033B (OSRAM) 1971-04-05
DE1573735A1 (de) 1971-01-14
US3519922A (en) 1970-07-07
CH454475A (de) 1968-04-15
GB1149650A (en) 1969-04-23

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