DE69400302D1 - Verfahren und Vorrichtung zum Nachweis unregelmässiger Bereiche einer optischen Faser - Google Patents

Verfahren und Vorrichtung zum Nachweis unregelmässiger Bereiche einer optischen Faser

Info

Publication number
DE69400302D1
DE69400302D1 DE69400302T DE69400302T DE69400302D1 DE 69400302 D1 DE69400302 D1 DE 69400302D1 DE 69400302 T DE69400302 T DE 69400302T DE 69400302 T DE69400302 T DE 69400302T DE 69400302 D1 DE69400302 D1 DE 69400302D1
Authority
DE
Germany
Prior art keywords
optical fiber
irregular areas
detecting irregular
detecting
areas
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 - Fee Related
Application number
DE69400302T
Other languages
English (en)
Other versions
DE69400302T2 (de
Inventor
Katsuyuki Tsuneishi
Yutaka Iwamura
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries 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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Publication of DE69400302D1 publication Critical patent/DE69400302D1/de
Application granted granted Critical
Publication of DE69400302T2 publication Critical patent/DE69400302T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
    • 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
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/08—Testing mechanical properties
    • G01M11/088—Testing mechanical properties of optical fibres; Mechanical features associated with the optical testing of optical fibres
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/40—Monitoring or regulating the draw tension or draw rate

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
DE69400302T 1993-02-15 1994-01-20 Verfahren und Vorrichtung zum Nachweis unregelmässiger Bereiche einer optischen Faser Expired - Fee Related DE69400302T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP02506393A JP3348453B2 (ja) 1993-02-15 1993-02-15 光ファイバの異常点検出方法及び装置

Publications (2)

Publication Number Publication Date
DE69400302D1 true DE69400302D1 (de) 1996-08-22
DE69400302T2 DE69400302T2 (de) 1996-11-21

Family

ID=12155467

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69400302T Expired - Fee Related DE69400302T2 (de) 1993-02-15 1994-01-20 Verfahren und Vorrichtung zum Nachweis unregelmässiger Bereiche einer optischen Faser

Country Status (7)

Country Link
US (1) US5449393A (de)
EP (1) EP0615961B1 (de)
JP (1) JP3348453B2 (de)
KR (1) KR960013571B1 (de)
AU (1) AU671333B2 (de)
DE (1) DE69400302T2 (de)
ES (1) ES2092341T3 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19536960A1 (de) * 1995-10-04 1996-03-21 Heraeus Quarzglas Verfahren und Vorrichtung zum Herstellen eines Bauteils aus Glas durch Ziehen aus einem Rohling
US5647884A (en) * 1996-01-19 1997-07-15 Alcatel Na Cable Systems, Inc. Apparatus for reducing deformation of a coating on a coated optical fiber
US6371394B1 (en) * 1998-12-23 2002-04-16 Pirelli Cavi E Sistemi S.P.A. Method for winding a fibre element having different longitudinal portions
US6354113B2 (en) * 1999-01-20 2002-03-12 Alcatel Fiber optic draw furnace featuring a fiber optic preform heating and fiber drawing programmable logic controller
AU2002240314A1 (en) * 2001-02-07 2002-08-19 Omniguide Communications Optical waveguide monitoring
WO2003066537A1 (en) * 2001-12-19 2003-08-14 Pirelli & C. S.P.A. Process for determining the drawing tension in the manufacturing of an optical fibre
EP1456140B1 (de) * 2001-12-21 2013-11-06 Prysmian S.p.A. Verfahren zur herstellung einer mikrostrukturierten optischen faser
KR100987866B1 (ko) * 2002-06-19 2010-10-13 스미토모 덴키 고교 가부시키가이샤 유리 모재의 연신 방법 및 이것에 이용되는 연신 장치
KR100492964B1 (ko) * 2002-07-29 2005-06-07 삼성전자주식회사 광섬유 인출장치 및 광섬유 모재 급송속도 제어방법
US6772974B2 (en) * 2002-11-19 2004-08-10 Fitel Usa Corp. Systems and methods for precision mapping and removal of defects in a spooled material using spool rotation and variable winding pitch
KR100877647B1 (ko) * 2007-02-02 2009-01-09 엘에스전선 주식회사 광섬유 인선공정에서 광섬유 클래드층의 보이드 결함 감시장치 및 그 방법
US8256085B2 (en) * 2008-11-17 2012-09-04 Lincoln Global, Inc. System and method for classifying wire
JP5234669B2 (ja) * 2009-03-30 2013-07-10 東洋ガラス株式会社 Ｇｒｉｎレンズ・ファイバの線径制御方法及び線引き装置
CN103048116B (zh) * 2012-12-19 2015-04-29 华为技术有限公司 一种光纤在位检测方法及装置、微控制器
CN107001107A (zh) * 2014-10-14 2017-08-01 赫罗伊斯·坦尼沃有限公司 用于基于其粘度的预型件或管材牵拉的设备和方法
CN113500005B (zh) * 2021-06-30 2023-04-07 广州宏晟光电科技股份有限公司 一种光纤丝分选系统、分选方法及装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4046539A (en) * 1974-05-28 1977-09-06 Owens-Corning Fiberglas Corporation Method and apparatus for producing glass fibers
JPS52120841A (en) * 1976-04-05 1977-10-11 Hitachi Ltd Optical fiber producing apparatus
JPS52154644A (en) * 1976-06-18 1977-12-22 Hitachi Ltd Optical fiber manufacturing device
JPS5311039A (en) * 1976-07-19 1978-02-01 Hitachi Ltd Controller of diameter of optical fiber
US4146373A (en) * 1977-12-23 1979-03-27 Owens-Corning Fiberglas Corporation Bushing construction
IN169141B (de) * 1985-08-21 1991-09-07 Stc Plc
GB2179339B (en) * 1986-08-14 1989-04-05 Stc Plc Optical fibre manufacture
US4867775A (en) * 1988-08-08 1989-09-19 Corning Incorporated Method and apparatus for coating optical fibers
JP2765033B2 (ja) * 1989-04-14 1998-06-11 住友電気工業株式会社 光ファイバーの線引方法
US5079433A (en) * 1990-10-05 1992-01-07 Corning Incorporated Method for monitoring fiber tension by measuring fiber vibration frequency
US5172421A (en) * 1991-03-27 1992-12-15 Hughes Aircraft Company Automated method of classifying optical fiber flaws
US5185636A (en) * 1991-12-31 1993-02-09 Corning Incorporated Method for detecting defects in fibers
US5314517A (en) * 1992-12-31 1994-05-24 Corning Incorporated Method controlling the draw rate in the drawing of a glass feedstock

Also Published As

Publication number Publication date
EP0615961B1 (de) 1996-07-17
JP3348453B2 (ja) 2002-11-20
AU671333B2 (en) 1996-08-22
JPH06239641A (ja) 1994-08-30
ES2092341T3 (es) 1996-11-16
EP0615961A1 (de) 1994-09-21
KR940019623A (ko) 1994-09-14
DE69400302T2 (de) 1996-11-21
KR960013571B1 (ko) 1996-10-09
US5449393A (en) 1995-09-12
AU5513894A (en) 1994-08-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee