FI945372A0 - Menetelmä ja laite optisen kuidun valmistamiseksi - Google Patents

Menetelmä ja laite optisen kuidun valmistamiseksi

Info

Publication number
FI945372A0
FI945372A0 FI945372A FI945372A FI945372A0 FI 945372 A0 FI945372 A0 FI 945372A0 FI 945372 A FI945372 A FI 945372A FI 945372 A FI945372 A FI 945372A FI 945372 A0 FI945372 A0 FI 945372A0
Authority
FI
Finland
Prior art keywords
optical fiber
making optical
making
fiber
optical
Prior art date
Application number
FI945372A
Other languages
English (en)
Swedish (sv)
Other versions
FI945372A (fi
Inventor
Hans-Juergen Lysson
Frank Lisse
Manuela Hahn
Hans-Detlef Leppert
Philippe Darbon
Original Assignee
Rheydt Kabelwerk Ag
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 Rheydt Kabelwerk Ag filed Critical Rheydt Kabelwerk Ag
Publication of FI945372A0 publication Critical patent/FI945372A0/fi
Publication of FI945372A publication Critical patent/FI945372A/fi

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
    • C03B37/029—Furnaces therefor
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/60—Optical fibre draw furnaces
    • C03B2205/62—Heating means for drawing
    • C03B2205/64—Induction furnaces, i.e. HF/RF coil, e.g. of the graphite or zirconia susceptor type
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/60—Optical fibre draw furnaces
    • C03B2205/90—Manipulating the gas flow through the furnace other than by use of upper or lower seals, e.g. by modification of the core tube shape or by using baffles
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/60—Optical fibre draw furnaces
    • C03B2205/90—Manipulating the gas flow through the furnace other than by use of upper or lower seals, e.g. by modification of the core tube shape or by using baffles
    • C03B2205/92—Manipulating the gas flow through the furnace other than by use of upper or lower seals, e.g. by modification of the core tube shape or by using baffles using means for gradually reducing the cross-section towards the outlet or around the preform draw end, e.g. tapered
FI945372A 1993-11-16 1994-11-15 Menetelmä ja laite optisen kuidun valmistamiseksi FI945372A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4339077A DE4339077C2 (de) 1993-11-16 1993-11-16 Verfahren zum Ziehen einer optischen Faser und Vorrichtung zu dessen Durchführung

Publications (2)

Publication Number Publication Date
FI945372A0 true FI945372A0 (fi) 1994-11-15
FI945372A FI945372A (fi) 1995-05-17

Family

ID=6502704

Family Applications (1)

Application Number Title Priority Date Filing Date
FI945372A FI945372A (fi) 1993-11-16 1994-11-15 Menetelmä ja laite optisen kuidun valmistamiseksi

Country Status (6)

Country Link
US (1) US5545246A (fi)
EP (1) EP0653383B1 (fi)
CA (1) CA2135834A1 (fi)
DE (2) DE4339077C2 (fi)
DK (1) DK0653383T3 (fi)
FI (1) FI945372A (fi)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0849232B1 (de) * 1996-12-17 1999-05-26 Alcatel Verfahren und Vorrichtung zum Ziehen einer optischen Faser aus einer Vorform
EP0867412B1 (en) * 1997-03-27 2001-03-07 Alcatel Thermal insulation of a furnace for drawing optical fibres
JP3159116B2 (ja) * 1997-04-11 2001-04-23 住友電気工業株式会社 ガラス母材の延伸機および延伸方法
WO1999065834A1 (de) * 1998-06-13 1999-12-23 Alcatel Vorrichtung und verfahren zum ziehen einer optischen faser aus einer vorform
DE19900375A1 (de) * 1999-01-08 2000-07-13 Alcatel Sa Vorrichtung zum Ziehen einer Faser
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
CA2370494C (en) * 1999-05-10 2008-11-25 Pirelli & C. S.P.A. Method and induction furnace for drawing large diameter preforms to optical fibres
WO2000073223A1 (fr) * 1999-05-27 2000-12-07 Sumitomo Electric Industries, Ltd. Dispositif et procede de production pour fibre optique
JP4356155B2 (ja) * 1999-10-12 2009-11-04 住友電気工業株式会社 光ファイバの製造方法
WO2001069289A2 (en) * 2000-03-10 2001-09-20 Flow Focusing, Inc. Methods for producing optical fiber by focusing high viscosity liquid
US20020178762A1 (en) * 2001-06-01 2002-12-05 Foster John D. Methods and apparatus for forming and controlling the diameter of drawn optical glass fiber
KR100545814B1 (ko) * 2002-08-31 2006-01-24 엘에스전선 주식회사 광섬유 인선 용해로 및 이를 이용한 광섬유 인선방법
EP1728769A4 (en) * 2003-11-18 2007-03-07 Fujikura Ltd METHOD FOR STRETCHING OPTICAL FIBER FIBER, PROCESS FOR PRODUCING OPTICAL FIBER STRAND AND STRAND PRODUCED THEREBY
WO2013105302A1 (ja) * 2012-01-10 2013-07-18 住友電気工業株式会社 光ファイバの製造方法および製造装置並びに光ファイバ
US10308544B2 (en) * 2015-10-13 2019-06-04 Corning Incorporated Gas reclamation system for optical fiber production

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE28029E (en) * 1972-01-03 1974-06-04 Method of forming optical waveguide fibers
GB1507144A (en) * 1974-07-10 1978-04-12 Post Office Apparatus for drawing dielectric optical waveguides
US4101300A (en) * 1975-11-27 1978-07-18 Hitachi, Ltd. Method and apparatus for drawing optical fiber
US4030901A (en) * 1976-07-19 1977-06-21 Bell Telephone Laboratories, Incorporated Method for drawing fibers
US4249925A (en) * 1978-05-12 1981-02-10 Fujitsu Limited Method of manufacturing an optical fiber
FR2515693B1 (fr) * 1981-11-03 1985-10-11 Thomson Csf Procede de fabrication d'un objet a structure chiralique issu a partir d'une source de matiere formable et dispositif mettant en oeuvre ce procede
US4437870A (en) * 1981-11-05 1984-03-20 Corning Glass Works Optical waveguide fiber cooler
CA1213441A (en) * 1981-11-05 1986-11-04 Charles M. Darcangelo Optical waveguide fiber cooler
US4514205A (en) * 1981-11-05 1985-04-30 Corning Glass Works Fiber cooling apparatus
US4396409A (en) * 1981-12-11 1983-08-02 Corning Glass Works Method of improving fatigue resistance of optical fibers
US4440556A (en) * 1982-06-23 1984-04-03 International Telephone And Telegraph Corporation Optical fiber drawing using plasma torch
NL8203843A (nl) * 1982-10-04 1984-05-01 Philips Nv Werkwijze en inrichting voor het trekken van een optische vezel uit een vaste voorvorm die in hoofdzaak uit sio2 en gedoteerd sio2 bestaat.
GB2159812B (en) * 1984-06-01 1988-02-10 Stc Plc Manufacturing optical fibre
NL8402799A (nl) * 1984-09-13 1986-04-01 Philips Nv Werkwijze en inrichting voor het vervaardigen van een optische vezel met een kunststofbekleding.
US4531959A (en) * 1984-10-04 1985-07-30 Corning Glass Works Method and apparatus for coating optical fibers
IT1184909B (it) * 1985-03-18 1987-10-28 Cselt Centro Studi Lab Telecom Procedimento ed apparecchiatura per la riduzione dei difetti di volume e di superficie nelle fibre ottiche in silice
US4664689A (en) * 1986-02-27 1987-05-12 Union Carbide Corporation Method and apparatus for rapidly cooling optical fiber
US4761168A (en) * 1986-09-22 1988-08-02 American Telephone And Telegraph Company, At&T Bell Laboratories Optical fiber manufacturing technique
JP2808596B2 (ja) * 1987-09-01 1998-10-08 住友電気工業株式会社 光ファイバ線引き炉
FI78893C (fi) * 1987-09-08 1989-10-10 Nokia Oy Ab Foerfarande och anordning foer kylning av en optisk fiber.
GB2212151B (en) * 1987-11-12 1991-07-17 Stc Plc Contaminant removal in manufacture of optical fibre
JP2584808B2 (ja) * 1987-12-28 1997-02-26 松下電器産業株式会社 時分割多重方式による光空間伝送装置
AU605656B2 (en) * 1988-02-24 1991-01-17 Sumitomo Electric Industries, Ltd. Fiber drawing furnace
JP2787983B2 (ja) * 1988-04-25 1998-08-20 住友電気工業株式会社 光ファイバ線引き炉及び線引き方法
JP2870058B2 (ja) * 1989-03-08 1999-03-10 住友電気工業株式会社 光ファイバ線引炉および線引方法
DE4022131A1 (de) * 1990-07-11 1992-01-16 Kabelmetal Electro Gmbh Verfahren und vorrichtung zum ziehen einer optischen faser aus einer festen vorform
JP2798486B2 (ja) * 1990-08-01 1998-09-17 住友電気工業株式会社 ハーメチックコート光ファイバの製造方法及び製造装置
US5059229A (en) * 1990-09-24 1991-10-22 Corning Incorporated Method for producing optical fiber in a hydrogen atmosphere to prevent attenuation
JPH05208840A (ja) * 1991-12-24 1993-08-20 Fujikura Ltd 光ファイバ紡糸方法および光ファイバ紡糸装置
US5284499A (en) * 1992-05-01 1994-02-08 Corning Incorporated Method and apparatus for drawing optical fibers

Also Published As

Publication number Publication date
DE59406011D1 (de) 1998-06-25
CA2135834A1 (en) 1995-05-17
EP0653383B1 (de) 1998-05-20
DK0653383T3 (da) 1999-03-08
DE4339077C2 (de) 1997-03-06
US5545246A (en) 1996-08-13
EP0653383A1 (de) 1995-05-17
DE4339077A1 (de) 1995-05-18
FI945372A (fi) 1995-05-17

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