DK1101745T3 - Indretning og fremgangsmåde til trækning af opfiske fibre fra en præform - Google Patents

Indretning og fremgangsmåde til trækning af opfiske fibre fra en præform

Info

Publication number
DK1101745T3
DK1101745T3 DK00203694T DK00203694T DK1101745T3 DK 1101745 T3 DK1101745 T3 DK 1101745T3 DK 00203694 T DK00203694 T DK 00203694T DK 00203694 T DK00203694 T DK 00203694T DK 1101745 T3 DK1101745 T3 DK 1101745T3
Authority
DK
Denmark
Prior art keywords
tube
preform
extension tube
furnace
upper extension
Prior art date
Application number
DK00203694T
Other languages
Danish (da)
English (en)
Inventor
Fouw Marinus Jacob De
Antonius Henricus Elisa Breuls
Original Assignee
Draka Fibre Technology Bv
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 Draka Fibre Technology Bv filed Critical Draka Fibre Technology Bv
Application granted granted Critical
Publication of DK1101745T3 publication Critical patent/DK1101745T3/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
    • C03B37/029—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
    • C03B2205/80—Means for sealing the preform entry or upper end of the furnace
    • C03B2205/81—Means for sealing the preform entry or upper end of the furnace using gas
    • 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

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)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
DK00203694T 1999-11-16 2000-10-24 Indretning og fremgangsmåde til trækning af opfiske fibre fra en præform DK1101745T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1013583A NL1013583C2 (nl) 1999-11-16 1999-11-16 Inrichting en werkwijze voor het uit een voorvorm trekken van optische vezels.

Publications (1)

Publication Number Publication Date
DK1101745T3 true DK1101745T3 (da) 2003-12-29

Family

ID=19770260

Family Applications (1)

Application Number Title Priority Date Filing Date
DK00203694T DK1101745T3 (da) 1999-11-16 2000-10-24 Indretning og fremgangsmåde til trækning af opfiske fibre fra en præform

Country Status (9)

Country Link
US (1) US6474109B1 (xx)
EP (1) EP1101745B1 (xx)
CN (1) CN1150134C (xx)
AT (1) ATE251600T1 (xx)
BR (1) BR0005417A (xx)
DE (1) DE60005769T2 (xx)
DK (1) DK1101745T3 (xx)
HK (1) HK1037358A1 (xx)
NL (1) NL1013583C2 (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60021877T2 (de) * 1999-05-10 2006-06-08 Pirelli & C. S.P.A. Verfahren und induktionsofen zum ziehen von vorformen grosser diameter zu optischen fasern
KR100393612B1 (ko) * 2001-01-29 2003-08-02 삼성전자주식회사 비접촉식으로 광섬유 편광모드분산 제어를 위한 광섬유인출 장치
JP2003119045A (ja) * 2001-10-12 2003-04-23 Furukawa Electric Co Ltd:The 光ファイバの線引き方法
FI114312B (fi) * 2001-12-07 2004-09-30 Photonium Oy Menetelmä ja laitteisto optisen kuidun valmistuksessa
JP2005162512A (ja) * 2003-12-01 2005-06-23 Shin Etsu Chem Co Ltd ガラス母材の製造方法
CN110272202B (zh) * 2018-03-15 2023-03-07 康宁股份有限公司 收窄的马弗炉
CN113292241B (zh) * 2021-05-26 2024-05-14 中天科技光纤有限公司 光纤拉丝炉、光纤制备装置、光纤制备方法及细径光纤

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58104032A (ja) * 1981-12-10 1983-06-21 Nippon Telegr & Teleph Corp <Ntt> 光フアイバ紡糸用加熱炉
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.
US4547644A (en) * 1984-02-24 1985-10-15 At&T Technologies, Inc. Apparatus for heating a preform from which lightguide fiber is drawn
US4578098A (en) * 1984-06-15 1986-03-25 At&T Technologies, Inc. Apparatus for controlling lightguide fiber tension during drawing
JPS62246837A (ja) * 1986-04-21 1987-10-28 Sumitomo Electric Ind Ltd 光フアイバ用線引き炉
GB2212151B (en) * 1987-11-12 1991-07-17 Stc Plc Contaminant removal in manufacture of optical fibre
EP0321182A3 (en) * 1987-12-14 1990-08-29 AT&T Corp. Methods of and apparatus for making optical fiber having relatively low absorption loss and product produced thereby
AU605656B2 (en) * 1988-02-24 1991-01-17 Sumitomo Electric Industries, Ltd. Fiber drawing furnace
JP2793874B2 (ja) * 1990-02-15 1998-09-03 住友電気工業株式会社 光ファイバのハーメチックコート装置
DE4022131A1 (de) * 1990-07-11 1992-01-16 Kabelmetal Electro Gmbh Verfahren und vorrichtung zum ziehen einer optischen faser aus einer festen vorform
US5284499A (en) * 1992-05-01 1994-02-08 Corning Incorporated Method and apparatus for drawing optical fibers
EP0659699B1 (en) * 1993-07-13 1999-11-10 Sumitomo Electric Industries, Ltd. Optical fiber drawing furnace and drawing method
JPH0891862A (ja) * 1994-09-29 1996-04-09 Sumitomo Electric Ind Ltd 光ファイバ線引方法および線引炉
EP0849232B1 (de) * 1996-12-17 1999-05-26 Alcatel Verfahren und Vorrichtung zum Ziehen einer optischen Faser aus einer Vorform
ID26017A (id) * 1998-04-03 2000-11-16 Sumitomo Electric Industries Tanur dan metode untuk penarikan kabel serat optis

Also Published As

Publication number Publication date
HK1037358A1 (en) 2002-02-08
DE60005769D1 (de) 2003-11-13
DE60005769T2 (de) 2004-08-19
ATE251600T1 (de) 2003-10-15
NL1013583C2 (nl) 2001-05-17
BR0005417A (pt) 2001-08-07
CN1150134C (zh) 2004-05-19
CN1295985A (zh) 2001-05-23
US6474109B1 (en) 2002-11-05
EP1101745B1 (en) 2003-10-08
EP1101745A1 (en) 2001-05-23

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