DK399785D0 - Kapacitive apparater til maaling af diameteren af en dielektrisk fiber - Google Patents

Kapacitive apparater til maaling af diameteren af en dielektrisk fiber

Info

Publication number
DK399785D0
DK399785D0 DK399785A DK399785A DK399785D0 DK 399785 D0 DK399785 D0 DK 399785D0 DK 399785 A DK399785 A DK 399785A DK 399785 A DK399785 A DK 399785A DK 399785 D0 DK399785 D0 DK 399785D0
Authority
DK
Denmark
Prior art keywords
measuring
diameter
capacitive devices
dielectric fiber
dielectric
Prior art date
Application number
DK399785A
Other languages
English (en)
Other versions
DK399785A (da
Inventor
Bruno Fabri
Original Assignee
Cselt Centro Studi Lab Telecom
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 Cselt Centro Studi Lab Telecom filed Critical Cselt Centro Studi Lab Telecom
Publication of DK399785D0 publication Critical patent/DK399785D0/da
Publication of DK399785A publication Critical patent/DK399785A/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
    • C03B37/0253—Controlling or regulating
    • 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
    • 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
    • G01N27/226—Construction of measuring vessels; Electrodes therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)
  • Multicomponent Fibers (AREA)
  • Inorganic Insulating Materials (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Inorganic Fibers (AREA)
DK399785A 1984-09-06 1985-09-02 Kapacitive apparater til maaling af diameteren af en dielektrisk fiber DK399785A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67878/84A IT1179098B (it) 1984-09-06 1984-09-06 Perfezionamenti alle apparecchiature a condensatore per la misura del diametro di fibre dielettriche

Publications (2)

Publication Number Publication Date
DK399785D0 true DK399785D0 (da) 1985-09-02
DK399785A DK399785A (da) 1986-03-07

Family

ID=11306025

Family Applications (1)

Application Number Title Priority Date Filing Date
DK399785A DK399785A (da) 1984-09-06 1985-09-02 Kapacitive apparater til maaling af diameteren af en dielektrisk fiber

Country Status (12)

Country Link
US (1) US4706014A (da)
EP (1) EP0174017B1 (da)
JP (1) JPS6166902A (da)
AT (1) ATE39023T1 (da)
AU (1) AU4694685A (da)
BR (1) BR8504076A (da)
CA (1) CA1242579A (da)
DE (2) DE3566575D1 (da)
DK (1) DK399785A (da)
ES (1) ES8700427A1 (da)
IT (1) IT1179098B (da)
NO (1) NO853489L (da)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4845983A (en) * 1986-11-06 1989-07-11 Zellweger Uster Ag Testing apparatus for textile strands
CH678172A5 (da) * 1989-06-07 1991-08-15 Zellweger Uster Ag
AU640149B2 (en) * 1989-07-06 1993-08-19 Sumitomo Electric Industries, Ltd. Method and device for producing an optical fiber
US5138268A (en) * 1990-08-15 1992-08-11 Steve Mulkey Thickness measuring system for nonconducting materials
FR2692978A1 (fr) * 1992-06-30 1993-12-31 Alcatel Fibres Optiques Dispositif et procédé de contrôle de l'épaisseur et de la régularité d'un revêtement déposé sur un corps isolant allongé.
FR2698962B1 (fr) * 1992-12-07 1995-02-10 Commissariat Energie Atomique Procédé et dispositif de mesure sans contact de la tension et de la vitesse de défilement d'un fil.
EP0701105A1 (en) * 1994-09-12 1996-03-13 AT&T Corp. Method and apparatus for controlling the cross-sectional dimensions of optical fibers during fabrication
JPH0913237A (ja) * 1995-06-29 1997-01-14 Zellweger Luwa Ag スライバの太さ又はムラを求めるための装置
DE59706964D1 (de) * 1996-01-17 2002-05-16 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zur messtechnischen bestimmung von durchmessern metallischer körper
US6168080B1 (en) 1997-04-17 2001-01-02 Translucent Technologies, Llc Capacitive method and apparatus for accessing contents of envelopes and other similarly concealed information
EP0918217B1 (en) * 1997-11-21 2010-08-18 Instrumar Limited Device and method for detecting and measuring fiber properties
EP0942282B1 (de) * 1998-03-13 2003-08-13 Uster Technologies AG Vorrichtung zum Messen von Eigenschaften eines textilen Produktes
US6499345B1 (en) * 1998-07-31 2002-12-31 Zellweger Luwa Ag Measuring device for thread-like test samples
US6202929B1 (en) 1999-03-10 2001-03-20 Micro-Epsilon Mess Technik Capacitive method and apparatus for accessing information encoded by a differentially conductive pattern
CA2472865C (en) 2004-06-29 2015-11-17 Instrumar Limited Fibre monitoring apparatus and method
US7983785B2 (en) * 2004-06-30 2011-07-19 Instrumar Limited Fibre monitoring apparatus and method
JP5150151B2 (ja) * 2007-07-05 2013-02-20 株式会社フジクラ 光ファイバ心線対照装置及び光ファイバ内の伝送光強度測定方法
US20090036800A1 (en) * 2007-07-30 2009-02-05 Michael Rabin Hair Densitometer
JP5216567B2 (ja) * 2008-12-19 2013-06-19 株式会社フジクラ 空孔付き光ファイバの空孔径の測定方法および装置、ならびに空孔付き光ファイバの製造方法および装置
US9157729B1 (en) 2013-01-10 2015-10-13 DST Output West, LLC Light sensor facilitated insert thickness detection system
JP7362557B2 (ja) * 2020-07-17 2023-10-17 株式会社東芝 センサ及びセンサモジュール

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2992392A (en) * 1957-04-26 1961-07-11 Haynes And Haynes Ltd Measuring and testing apparatus
NL120426C (da) * 1961-07-25
FR1359960A (fr) * 1963-04-05 1964-04-30 Procédé et appareil de mesure de l'épaisseur sans contact
US3922601A (en) * 1974-03-01 1975-11-25 Du Pont Spiral plate yarn measuring capacitance cell
SU690283A1 (ru) * 1977-09-05 1979-10-05 Предприятие П/Я Р-4132 Емкостный преобразователь дл измерени диаметра провода
FR2494427A1 (fr) * 1980-11-14 1982-05-21 Gorbov Mikhail Dispositif de determination de defauts de surface de produits filiformes
JPS5883U (ja) * 1981-06-26 1983-01-05 日産自動車株式会社 回転式作業装置の回転部二重固定安全装置
IT1144279B (it) * 1981-07-06 1986-10-29 Cselt Centro Studi Lab Telecom Procedimento ed apparecchiatura per la misura del diametro di fibre ottiche

Also Published As

Publication number Publication date
ES8700427A1 (es) 1986-10-16
NO853489L (no) 1986-03-07
BR8504076A (pt) 1986-06-17
ATE39023T1 (de) 1988-12-15
IT8467878A0 (it) 1984-09-06
IT8467878A1 (it) 1986-03-06
JPS6166902A (ja) 1986-04-05
DE3566575D1 (en) 1989-01-05
DE174017T1 (de) 1986-10-16
US4706014A (en) 1987-11-10
EP0174017B1 (en) 1988-11-30
CA1242579A (en) 1988-10-04
IT1179098B (it) 1987-09-16
ES546495A0 (es) 1986-10-16
DK399785A (da) 1986-03-07
AU4694685A (en) 1986-03-27
EP0174017A1 (en) 1986-03-12

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment