DE69004140D1 - Verfahren zum Ziehen von optischen Fasern. - Google Patents

Verfahren zum Ziehen von optischen Fasern.

Info

Publication number
DE69004140D1
DE69004140D1 DE90106662T DE69004140T DE69004140D1 DE 69004140 D1 DE69004140 D1 DE 69004140D1 DE 90106662 T DE90106662 T DE 90106662T DE 69004140 T DE69004140 T DE 69004140T DE 69004140 D1 DE69004140 D1 DE 69004140D1
Authority
DE
Germany
Prior art keywords
optical fibers
drawing optical
fibers
optical
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
DE90106662T
Other languages
English (en)
Other versions
DE69004140T2 (de
DE69004140T3 (de
Inventor
Ichiro C O Yokohama Yoshimura
Yasuo C O Yokohama Wor Matsuda
Yoshiki C O Yokohama W Chigusa
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=14076394&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69004140(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Application granted granted Critical
Publication of DE69004140D1 publication Critical patent/DE69004140D1/de
Publication of DE69004140T2 publication Critical patent/DE69004140T2/de
Publication of DE69004140T3 publication Critical patent/DE69004140T3/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
    • C03B37/0253—Controlling or regulating
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
DE69004140T 1989-04-14 1990-04-06 Verfahren zum Ziehen von optischen Fasern. Expired - Fee Related DE69004140T3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1093217A JP2765033B2 (ja) 1989-04-14 1989-04-14 光ファイバーの線引方法

Publications (3)

Publication Number Publication Date
DE69004140D1 true DE69004140D1 (de) 1993-12-02
DE69004140T2 DE69004140T2 (de) 1994-04-21
DE69004140T3 DE69004140T3 (de) 2001-10-18

Family

ID=14076394

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69004140T Expired - Fee Related DE69004140T3 (de) 1989-04-14 1990-04-06 Verfahren zum Ziehen von optischen Fasern.

Country Status (7)

Country Link
US (1) US5073179A (de)
EP (1) EP0392393B2 (de)
JP (1) JP2765033B2 (de)
KR (1) KR930000774B1 (de)
AU (1) AU627015B2 (de)
CA (1) CA2013971A1 (de)
DE (1) DE69004140T3 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5314517A (en) * 1992-12-31 1994-05-24 Corning Incorporated Method controlling the draw rate in the drawing of a glass feedstock
JP3348453B2 (ja) * 1993-02-15 2002-11-20 住友電気工業株式会社 光ファイバの異常点検出方法及び装置
US5443610A (en) * 1994-01-29 1995-08-22 Corning Incorporated Apparatus for controlling fiber diameter during drawing
DE19536960A1 (de) * 1995-10-04 1996-03-21 Heraeus Quarzglas Verfahren und Vorrichtung zum Herstellen eines Bauteils aus Glas durch Ziehen aus einem Rohling
KR0184481B1 (ko) 1996-06-10 1999-05-15 김광호 광섬유 제조장치의 고생산성 광섬유 인출장치 및 그 인출방법
DE19629169C1 (de) * 1996-07-19 1997-12-11 Heraeus Quarzglas Verfahren und Vorrichtung zur Herstellung eines zylinderförmigen Bauteils aus Glas
DE69800722T2 (de) * 1997-05-30 2001-08-02 Shin-Etsu Chemical Co., Ltd. Verfahren zum Ziehen einer Glasvorform zu einem Stab
JPH1184145A (ja) * 1997-09-11 1999-03-26 Sumitomo Wiring Syst Ltd プラスチック光ファイバの線引装置における加熱炉
BR9812674A (pt) * 1997-09-25 2000-08-22 Corning Inc Método para redução da dispersão de modo de polarização em fibra ótica estirada e método para estiramento de fibra ótica de uma pré-forma de fibra ótica
US5908484A (en) * 1998-10-16 1999-06-01 Lucent Technologies Inc. Method of making a coated optical fiber comprising measuring the delamination resistance of the coating
EP1364919B1 (de) * 1998-11-05 2008-02-13 Shin-Etsu Chemical Co., Ltd. Verfahren zum Herstellen einer Vorform und einer optischen Faser aus der Vorform
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
US7197898B2 (en) * 2000-12-04 2007-04-03 Sheng-Guo Wang Robust diameter-controlled optical fiber during optical fiber drawing process
JP4014828B2 (ja) * 2001-08-03 2007-11-28 古河電気工業株式会社 光ファイバ線引き装置およびその制御方法
CN1289422C (zh) * 2001-11-20 2006-12-13 王胜国 光纤抽丝过程中鲁棒直径控制的光纤
EP1456141A1 (de) * 2001-12-19 2004-09-15 Pirelli & C. S.p.A. Verfahren zur bestimmung der zugspannung bei der herstellung einer lichtleitfaser
US7779651B2 (en) * 2001-12-21 2010-08-24 Prysmian Cavi E Sistemi Energia S.R.L. Process for manufacturing a micro-structured optical fibre
KR100987866B1 (ko) * 2002-06-19 2010-10-13 스미토모 덴키 고교 가부시키가이샤 유리 모재의 연신 방법 및 이것에 이용되는 연신 장치
JP4244925B2 (ja) * 2002-07-10 2009-03-25 住友電気工業株式会社 光ファイバの製造方法
CN102365245B (zh) * 2009-03-30 2014-08-13 东洋制罐集团控股株式会社 Grin透镜纤维的线径控制方法及拉丝装置
US10131566B2 (en) 2013-04-30 2018-11-20 Corning Incorporated Methods for modifying multi-mode optical fiber manufacturing processes
DK3256411T3 (da) * 2015-02-13 2019-08-12 Draka Comteq Bv Fremgangsmåde til styring af rotationen af en opviklingsspole i en prøvetestmaskine til optiske fibre, tilsvarende system, computerprogramprodukt og ikke-midlertidigt computerlæsbart bæremedium
CN104944800A (zh) * 2015-05-29 2015-09-30 成都亨通光通信有限公司 光纤成形方法
JP7169912B2 (ja) * 2019-03-12 2022-11-11 株式会社フジクラ 光ファイバの製造方法および光ファイバの製造装置
US11530157B2 (en) 2019-05-17 2022-12-20 Corning Incorporated Method of manufacturing an optical fiber using axial tension control to reduce axial variations in optical properties
WO2021138022A1 (en) 2020-01-03 2021-07-08 Corning Incorporated Method for manufacturing multimode optical fibers
US20240279104A1 (en) 2023-02-20 2024-08-22 Sterlite Technologies Limited Apparatus, system, and method for drawing an optical fiber

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52120840A (en) † 1976-04-05 1977-10-11 Hitachi Ltd Drawing method for optical fibers
JPS5311039A (en) † 1976-07-19 1978-02-01 Hitachi Ltd Controller of diameter of optical fiber
US4280827A (en) * 1979-09-04 1981-07-28 Corning Glass Works System for measuring optical waveguide fiber diameter
IT1144279B (it) * 1981-07-06 1986-10-29 Cselt Centro Studi Lab Telecom Procedimento ed apparecchiatura per la misura del diametro di fibre ottiche
FR2624502B1 (fr) † 1987-12-10 1990-03-23 Comp Generale Electricite Procede de fabrication de fibre optique a resistance mecanique elevee par etirage sous forte tension
JPH02202830A (ja) * 1989-02-01 1990-08-10 Asahi Glass Co Ltd １，１―ジクロロ―２，２，３，３，３―ペンタフルオロプロパン系共沸及び擬共沸組成物

Also Published As

Publication number Publication date
DE69004140T2 (de) 1994-04-21
CA2013971A1 (en) 1990-10-14
EP0392393A1 (de) 1990-10-17
JP2765033B2 (ja) 1998-06-11
KR930000774B1 (ko) 1993-02-04
EP0392393B2 (de) 2001-05-16
JPH02275727A (ja) 1990-11-09
DE69004140T3 (de) 2001-10-18
EP0392393B1 (de) 1993-10-27
AU5291090A (en) 1990-10-18
US5073179A (en) 1991-12-17
KR900016056A (ko) 1990-11-12
AU627015B2 (en) 1992-08-13

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee