FI20021148A - Kuituaihio, aihion kärkiosa ja menetelmä kuidun valmistamiseksi - Google Patents

Kuituaihio, aihion kärkiosa ja menetelmä kuidun valmistamiseksi

Info

Publication number
FI20021148A
FI20021148A FI20021148A FI20021148A FI20021148A FI 20021148 A FI20021148 A FI 20021148A FI 20021148 A FI20021148 A FI 20021148A FI 20021148 A FI20021148 A FI 20021148A FI 20021148 A FI20021148 A FI 20021148A
Authority
FI
Finland
Prior art keywords
preform
fabricating
fiber
tip portion
tip
Prior art date
Application number
FI20021148A
Other languages
English (en)
Swedish (sv)
Other versions
FI114860B (fi
FI20021148A0 (fi
Inventor
Markku Rajala
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
Priority to FI20021148A priority Critical patent/FI114860B/fi
Publication of FI20021148A0 publication Critical patent/FI20021148A0/fi
Priority to AU2003240908A priority patent/AU2003240908A1/en
Priority to EP03730274A priority patent/EP1515920A1/en
Priority to US10/517,632 priority patent/US20050271339A1/en
Priority to PCT/FI2003/000473 priority patent/WO2003106360A1/en
Publication of FI20021148A publication Critical patent/FI20021148A/fi
Application granted granted Critical
Publication of FI114860B publication Critical patent/FI114860B/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
    • C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
    • C03B37/02736—Means for supporting, rotating or feeding the tubes, rods, fibres or filaments to be drawn, e.g. fibre draw towers, preform alignment, butt-joining preforms or dummy parts during feeding
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/14—Non-solid, i.e. hollow products, e.g. hollow clad or with core-clad interface
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/42—Photonic crystal fibres, e.g. fibres using the photonic bandgap PBG effect, microstructured or holey optical fibres
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57—Improving the yield, e-g- reduction of reject rates
FI20021148A 2002-06-13 2002-06-13 Kuituaihio, aihion kärkiosa ja menetelmä kuidun valmistamiseksi FI114860B (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI20021148A FI114860B (fi) 2002-06-13 2002-06-13 Kuituaihio, aihion kärkiosa ja menetelmä kuidun valmistamiseksi
AU2003240908A AU2003240908A1 (en) 2002-06-13 2003-06-13 A preform, a head part for a preform and a method for manufacturing a fibre
EP03730274A EP1515920A1 (en) 2002-06-13 2003-06-13 A preform, a head part for a preform and a method for manufacturing a fibre
US10/517,632 US20050271339A1 (en) 2002-06-13 2003-06-13 Preform, a head part for a preform and a method for manufacturing a fibre
PCT/FI2003/000473 WO2003106360A1 (en) 2002-06-13 2003-06-13 A preform, a head part for a preform and a method for manufacturing a fibre

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20021148A FI114860B (fi) 2002-06-13 2002-06-13 Kuituaihio, aihion kärkiosa ja menetelmä kuidun valmistamiseksi
FI20021148 2002-06-13

Publications (3)

Publication Number Publication Date
FI20021148A0 FI20021148A0 (fi) 2002-06-13
FI20021148A true FI20021148A (fi) 2003-12-14
FI114860B FI114860B (fi) 2005-01-14

Family

ID=8564148

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20021148A FI114860B (fi) 2002-06-13 2002-06-13 Kuituaihio, aihion kärkiosa ja menetelmä kuidun valmistamiseksi

Country Status (5)

Country Link
US (1) US20050271339A1 (fi)
EP (1) EP1515920A1 (fi)
AU (1) AU2003240908A1 (fi)
FI (1) FI114860B (fi)
WO (1) WO2003106360A1 (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004039645B3 (de) 2004-08-14 2006-01-05 Heraeus Tenevo Ag Verfahren zur Herstellung eines optischen Bauteils aus Quarzglas sowie zur Durchführung des Verfahrens geeignetes Vorprodukt
CN103739193B (zh) * 2013-12-16 2016-01-06 江苏亨通光电股份有限公司 一种光纤预制棒锥头的生产方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2655326B1 (fr) * 1989-12-01 1992-02-21 Thomson Csf Procede de realisation d'une fibre optique creuse et dispositif de realisation d'une fibre optique creuse.
US5802236A (en) * 1997-02-14 1998-09-01 Lucent Technologies Inc. Article comprising a micro-structured optical fiber, and method of making such fiber
AU771646B2 (en) * 1999-02-19 2004-04-01 Crystal Fibre A/S Improvements in or relating to photonic crystal fibres
NL1014374C2 (nl) * 2000-02-14 2001-08-15 Draka Fibre Technology Bv Staafvormig vormdeel voor het hieruit vervaardigen van een optische vezel, werkwijze voor het vervaardigen van een dergelijk staafvormig vormdeel alsmede werkwijze voor het vervaardigen van een optische vezel onder toepassing van een dergelijk staafvormig vormdeel.
US20030079503A1 (en) * 2001-10-26 2003-05-01 Cook Glen B. Direct bonding of glass articles for drawing

Also Published As

Publication number Publication date
FI114860B (fi) 2005-01-14
EP1515920A1 (en) 2005-03-23
AU2003240908A1 (en) 2003-12-31
WO2003106360A1 (en) 2003-12-24
US20050271339A1 (en) 2005-12-08
FI20021148A0 (fi) 2002-06-13

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