DE60214431D1 - Verfahren und vorrichtung bei der herstellung einer lichtleitfaser - Google Patents

Verfahren und vorrichtung bei der herstellung einer lichtleitfaser

Info

Publication number
DE60214431D1
DE60214431D1 DE60214431T DE60214431T DE60214431D1 DE 60214431 D1 DE60214431 D1 DE 60214431D1 DE 60214431 T DE60214431 T DE 60214431T DE 60214431 T DE60214431 T DE 60214431T DE 60214431 D1 DE60214431 D1 DE 60214431D1
Authority
DE
Germany
Prior art keywords
fibre
preform
molten
zone
producing
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 - Lifetime
Application number
DE60214431T
Other languages
English (en)
Inventor
Kauko Janka
Taneli Tuurnala
Timo Mattila
Markku Rajala
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.)
Photonium Oy
Original Assignee
Photonium Oy
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 Photonium Oy filed Critical Photonium Oy
Application granted granted Critical
Publication of DE60214431D1 publication Critical patent/DE60214431D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C03B37/029—Furnaces therefor
    • 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
    • C03B37/02718—Thermal treatment of the fibre during the drawing process, e.g. cooling
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/56—Annealing or re-heating the drawn fibre prior to coating

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)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
  • Glass Compositions (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
DE60214431T 2001-12-07 2002-12-05 Verfahren und vorrichtung bei der herstellung einer lichtleitfaser Expired - Lifetime DE60214431D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20012414A FI114312B (fi) 2001-12-07 2001-12-07 Menetelmä ja laitteisto optisen kuidun valmistuksessa
PCT/FI2002/000990 WO2003050048A1 (en) 2001-12-07 2002-12-05 A method and a device in the manufacture of an optical fibre

Publications (1)

Publication Number Publication Date
DE60214431D1 true DE60214431D1 (de) 2006-10-12

Family

ID=8562433

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60214431T Expired - Lifetime DE60214431D1 (de) 2001-12-07 2002-12-05 Verfahren und vorrichtung bei der herstellung einer lichtleitfaser

Country Status (7)

Country Link
US (1) US20050223751A1 (de)
EP (1) EP1461293B1 (de)
AT (1) ATE338012T1 (de)
AU (1) AU2002346778A1 (de)
DE (1) DE60214431D1 (de)
FI (1) FI114312B (de)
WO (1) WO2003050048A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004043206B4 (de) * 2004-09-03 2007-11-15 Schott Ag Verfahren und Vorrichtung zur Herstellung von polygonförmigen Glaselementen
US20070283722A1 (en) * 2007-01-29 2007-12-13 Pathak Abhijit P Apparatus and method for drawing an optical fiber having reduced and low attenuation loss, and optical fiber produced therefrom
CN115742273B (zh) * 2022-12-07 2023-05-30 之江实验室 一种多光谱柔性自愈合光纤的拉丝制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7902201A (nl) * 1979-03-21 1980-09-23 Philips Nv Werkwijze en inrichting voor het vervaardigen van op- tische fibers alsmede optische fibers vervaardigd met de werkwijze.
US4437870A (en) * 1981-11-05 1984-03-20 Corning Glass Works Optical waveguide fiber cooler
GB2212151B (en) * 1987-11-12 1991-07-17 Stc Plc Contaminant removal in manufacture of optical fibre
CA2098268A1 (en) * 1992-06-24 1993-12-25 Yasuhiro Naka Optical fiber production method and production apparatus thereof
NL1013583C2 (nl) * 1999-11-16 2001-05-17 Plasma Optical Fibre Bv Inrichting en werkwijze voor het uit een voorvorm trekken van optische vezels.
KR100393612B1 (ko) * 2001-01-29 2003-08-02 삼성전자주식회사 비접촉식으로 광섬유 편광모드분산 제어를 위한 광섬유인출 장치

Also Published As

Publication number Publication date
WO2003050048A1 (en) 2003-06-19
EP1461293B1 (de) 2006-08-30
US20050223751A1 (en) 2005-10-13
AU2002346778A1 (en) 2003-06-23
FI114312B (fi) 2004-09-30
EP1461293A1 (de) 2004-09-29
FI20012414A0 (fi) 2001-12-07
ATE338012T1 (de) 2006-09-15
FI20012414A (fi) 2003-06-08

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Legal Events

Date Code Title Description
8332 No legal effect for de