AU2000279892A1 - Method and apparatus for reshaping the draw end of an optical fiber preform - Google Patents

Method and apparatus for reshaping the draw end of an optical fiber preform

Info

Publication number
AU2000279892A1
AU2000279892A1 AU2000279892A AU7989200A AU2000279892A1 AU 2000279892 A1 AU2000279892 A1 AU 2000279892A1 AU 2000279892 A AU2000279892 A AU 2000279892A AU 7989200 A AU7989200 A AU 7989200A AU 2000279892 A1 AU2000279892 A1 AU 2000279892A1
Authority
AU
Australia
Prior art keywords
reshaping
optical fiber
fiber preform
draw end
draw
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.)
Abandoned
Application number
AU2000279892A
Inventor
Tony A. Craft
Kenneth J. Kelmer
Theresa L. Watkins
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.)
Corning Inc
Original Assignee
Corning Inc
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 Corning Inc filed Critical Corning Inc
Publication of AU2000279892A1 publication Critical patent/AU2000279892A1/en
Abandoned 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
    • C03B37/02772—Fibres composed of different sorts of glass, e.g. glass optical fibres shaping the preform lower end or bulb, e.g. pre-gobbing, controlling draw bulb shape, or preform draw start-up procedures
    • 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
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/01251—Reshaping the ends
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/47—Shaping the preform draw bulb before or during drawing

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)
AU2000279892A 2000-09-29 2000-09-29 Method and apparatus for reshaping the draw end of an optical fiber preform Abandoned AU2000279892A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2000/026937 WO2002028789A1 (en) 2000-09-29 2000-09-29 Method and apparatus for reshaping the draw end of an optical fiber preform

Publications (1)

Publication Number Publication Date
AU2000279892A1 true AU2000279892A1 (en) 2002-04-15

Family

ID=21741826

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2000279892A Abandoned AU2000279892A1 (en) 2000-09-29 2000-09-29 Method and apparatus for reshaping the draw end of an optical fiber preform

Country Status (8)

Country Link
EP (1) EP1328481B1 (en)
JP (1) JP4700893B2 (en)
KR (1) KR100684914B1 (en)
AU (1) AU2000279892A1 (en)
BR (1) BR0017345A (en)
CA (1) CA2424100A1 (en)
DE (1) DE60035808T2 (en)
WO (1) WO2002028789A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0209908D0 (en) * 2002-04-30 2002-06-05 Blazephotonics Ltd A method and apparatus relating to optical fibres
DE102004039645B3 (en) 2004-08-14 2006-01-05 Heraeus Tenevo Ag Method for producing an optical component made of quartz glass as well as suitable precursor for carrying out the method
JP7090402B2 (en) 2016-05-03 2022-06-24 ヘレーウス クオーツ ノース アメリカ エルエルシー Stretching methods and preforms for manufacturing optical glass components
EP3683195A1 (en) * 2019-01-15 2020-07-22 Heraeus Quartz North America LLC Automated large outside diameter preform tipping process
CN109553293A (en) * 2019-01-29 2019-04-02 江苏通鼎光棒有限公司 A kind of preform prick-drawing device and corresponding drawing cone method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61251536A (en) * 1985-04-26 1986-11-08 Fujitsu Ltd Production of optical fiber
JPH02164738A (en) * 1988-12-16 1990-06-25 Furukawa Electric Co Ltd:The Method for drawing optical fiber
JPH07330362A (en) * 1994-06-06 1995-12-19 Fujikura Ltd Method for processing tip of preformed material for spinning glass fiber and apparatus therefor
JPH08310825A (en) * 1995-05-15 1996-11-26 Fujikura Ltd Method for working optical fiber preform
JP3489345B2 (en) * 1996-09-05 2004-01-19 住友電気工業株式会社 Optical fiber manufacturing method
JP4667686B2 (en) * 1999-06-14 2011-04-13 古河電気工業株式会社 End heating / processing method for optical fiber preform and end heating / processing apparatus for optical fiber preform
JP2001019464A (en) * 1999-07-05 2001-01-23 Sumitomo Electric Ind Ltd Device and method for drawing optical fiber
JP2001287926A (en) * 2000-04-03 2001-10-16 Sumitomo Electric Ind Ltd Method for drawing and leading wire and apparatus for drawing wire

Also Published As

Publication number Publication date
DE60035808D1 (en) 2007-09-13
JP4700893B2 (en) 2011-06-15
CA2424100A1 (en) 2002-04-11
DE60035808T2 (en) 2008-04-30
KR100684914B1 (en) 2007-02-20
WO2002028789A1 (en) 2002-04-11
JP2004510671A (en) 2004-04-08
BR0017345A (en) 2003-07-22
EP1328481A1 (en) 2003-07-23
EP1328481B1 (en) 2007-08-01
KR20040010534A (en) 2004-01-31

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