IT8020745A0 - Metodo ed apparato per la fabbricazione di fibre ottiche e fibre ottiche fabbricate conl'ausilio di tale metodo. - Google Patents

Metodo ed apparato per la fabbricazione di fibre ottiche e fibre ottiche fabbricate conl'ausilio di tale metodo.

Info

Publication number
IT8020745A0
IT8020745A0 IT8020745A IT2074580A IT8020745A0 IT 8020745 A0 IT8020745 A0 IT 8020745A0 IT 8020745 A IT8020745 A IT 8020745A IT 2074580 A IT2074580 A IT 2074580A IT 8020745 A0 IT8020745 A0 IT 8020745A0
Authority
IT
Italy
Prior art keywords
optical fibers
aid
manufacture
manufactured
fibers manufactured
Prior art date
Application number
IT8020745A
Other languages
English (en)
Other versions
IT1130992B (it
Inventor
Feenstra Johannes
Klop Marius Annie Frans
Meerman Wilhelmus Corneli Mria
Peelen Jan Gerard Jacob
Tuin Hermanus Nicolaas
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of IT8020745A0 publication Critical patent/IT8020745A0/it
Application granted granted Critical
Publication of IT1130992B publication Critical patent/IT1130992B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
    • C03C25/10—Coating
    • C03C25/104—Coating to obtain optical fibres
    • C03C25/106—Single coatings
    • 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
    • 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
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
    • C03C25/10—Coating
    • C03C25/12—General methods of coating; Devices 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
    • C03B2205/63—Ohmic resistance heaters, e.g. carbon or graphite resistance heaters
    • 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
    • C03B2205/70—Draw furnace insulation
    • 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
    • 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
    • C03B2205/82—Means for sealing the fibre exit or lower end of the furnace
    • 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
    • C03B2205/98—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 annular gas inlet distributors
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S118/00—Coating apparatus
    • Y10S118/18—Wire and cord die

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
IT20745/80A 1979-03-21 1980-03-18 Metodo ed apparato per la fabbricazione di fibre ottiche e fibre ottiche fabbricate con l'ausilio di tale metodo IT1130992B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7902201A NL7902201A (nl) 1979-03-21 1979-03-21 Werkwijze en inrichting voor het vervaardigen van op- tische fibers alsmede optische fibers vervaardigd met de werkwijze.

Publications (2)

Publication Number Publication Date
IT8020745A0 true IT8020745A0 (it) 1980-03-18
IT1130992B IT1130992B (it) 1986-06-18

Family

ID=19832841

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20745/80A IT1130992B (it) 1979-03-21 1980-03-18 Metodo ed apparato per la fabbricazione di fibre ottiche e fibre ottiche fabbricate con l'ausilio di tale metodo

Country Status (8)

Country Link
US (2) US4309201A (it)
JP (1) JPS55126544A (it)
CA (1) CA1157636A (it)
DE (1) DE3010481A1 (it)
FR (1) FR2451898A1 (it)
GB (2) GB2094675B (it)
IT (1) IT1130992B (it)
NL (1) NL7902201A (it)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1167852B (it) * 1981-03-24 1987-05-20 Stefano Sottini Dispositivo di trasmissione di radiazione laser di alta potenza che utilizza una fibra ottica a sezione variabile e suo procedimento di realizzazione
US4370355A (en) * 1981-08-10 1983-01-25 Western Electric Company, Inc. Methods of and apparatus for coating lightguide fiber
US4407666A (en) * 1981-08-31 1983-10-04 Gte Laboratories Incorporated Methods for prolonging the useful life of a graphite element in an optical fiber-drawing furnace
US4514205A (en) * 1981-11-05 1985-04-30 Corning Glass Works Fiber cooling apparatus
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
US4396409A (en) * 1981-12-11 1983-08-02 Corning Glass Works Method of improving fatigue resistance of optical fibers
NL8302666A (nl) * 1983-07-27 1985-02-18 Philips Nv Inrichting voor het trekken van een optische vezel.
US4594088A (en) * 1985-05-28 1986-06-10 At&T Technologies, Inc. Method and apparatus for making, coating and cooling lightguide fiber
JPH0686304B2 (ja) * 1986-08-07 1994-11-02 住友電気工業株式会社 ガラス棒延伸用加熱装置
GB2212151B (en) * 1987-11-12 1991-07-17 Stc Plc Contaminant removal in manufacture of optical fibre
DE346723T1 (de) * 1988-06-14 1990-07-26 The Boeing Co., Seattle, Wash. Verfahren und vorrichtung zur herstellung einer beschichteten optischen faser mit besonderer querschnittsform.
DE3919067A1 (de) * 1989-06-10 1990-12-13 Kabelmetal Electro Gmbh Verfahren und vorrichtung zur herstellung eines lichtwellenleiters
DE3919953A1 (de) * 1989-06-19 1990-12-20 Rheydt Kabelwerk Ag Vorrichtung zum abkuehlen einer lichtwellenleiterfaser
DE3925946A1 (de) * 1989-08-05 1991-02-07 Rheydt Kabelwerk Ag Vorrichtung mit einem faserschutzrohr zum schutz einer lichtwellenleiterfaser
US5360482A (en) * 1992-08-12 1994-11-01 Belvedere Paul C Apparatus and method for dispensing resin coated fibers
US5346520A (en) * 1992-09-23 1994-09-13 Corning Incorporated Apparatus for applying a carbon coating to optical fibers
AU678028B2 (en) * 1993-07-13 1997-05-15 Sumitomo Electric Industries, Ltd. Optical fiber drawing furnace and drawing method
FR2749296B1 (fr) * 1996-05-29 1998-07-31 Alcatel Fibres Optiques Enceinte etanche pour tour de fibrage
DE69623938T2 (de) 1996-06-21 2003-05-22 Pirelli Cavi E Sistemi S.P.A., Mailand/Milano Gegen Wasserbäumchen widerstandsfähige Isolierungszusammensetzung
DK0867412T3 (da) 1997-03-27 2001-06-18 Cit Alcatel Termisk isolation til en ovn til trækning af optiske fibre
ID26017A (id) * 1998-04-03 2000-11-16 Sumitomo Electric Industries Tanur dan metode untuk penarikan kabel serat optis
GB2339195A (en) * 1998-07-08 2000-01-19 Pirelli General Plc Take up apparatus for drawn optical fibre comprising two rotating bobbins
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
FR2802916B1 (fr) 1999-12-27 2002-03-15 Cit Alcatel Agencement d'entree de preforme pour four de tirage de fibre optique, four dote d'un tel agencement et preforme equipee pour cooperer avec cet agencement
JP2002234750A (ja) * 2001-02-01 2002-08-23 Shinetsu Quartz Prod Co Ltd 光ファイバ用石英ガラス母材の製造方法
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
US20030044743A1 (en) * 2001-08-28 2003-03-06 Bookbinder Dana C. Furnace assembly for heating an optical waveguide preform
FI114312B (fi) * 2001-12-07 2004-09-30 Photonium Oy Menetelmä ja laitteisto optisen kuidun valmistuksessa
NL1019675C2 (nl) * 2001-12-28 2003-07-01 Draka Fibre Technology Bv Werkwijze voor het onder verwarmen contraheren van een holle substraatbuis tot een staafvormige voorvorm.
US20030200772A1 (en) * 2002-04-30 2003-10-30 Foster John D. Methods and apparatus for forming optical fiber
KR100545814B1 (ko) * 2002-08-31 2006-01-24 엘에스전선 주식회사 광섬유 인선 용해로 및 이를 이용한 광섬유 인선방법
FI113758B (fi) * 2002-12-05 2004-06-15 Nextrom Holding Sa Menetelmä ja laite optisten kuitujen valmistamiseksi
US20070022786A1 (en) * 2003-04-28 2007-02-01 Foster John D Methods and apparatus for forming heat treated optical fiber
WO2007106390A2 (en) * 2006-03-10 2007-09-20 Amesbury Group, Inc Apparatus and method for manufacturing reinforced weatherstrip, and such a weatherstrip
US8074474B2 (en) * 2007-11-29 2011-12-13 Corning Incorporated Fiber air turn for low attenuation fiber
US7892460B1 (en) * 2009-02-17 2011-02-22 Paradigm Optics Enclosed drawing method
CA2976458A1 (en) 2015-02-13 2016-08-18 John HUNTRESS Low compression-force tpe weatherseals

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2346697A (en) * 1943-05-20 1944-04-18 Gen Electric Universal rectangular wire coating die
GB1441086A (en) * 1975-05-29 1976-06-30 Standard Telephones Cables Ltd Plastics coating optical fibres
SU560841A1 (ru) * 1975-07-09 1977-06-05 Предприятие П/Я Р-6681 Печь дл выт гивани волокна из тугоплавких материалов
US4101300A (en) * 1975-11-27 1978-07-18 Hitachi, Ltd. Method and apparatus for drawing optical fiber
GB1570624A (en) * 1975-12-11 1980-07-02 Western Electric Co Optical fibre transmission arrangements
US4030901A (en) * 1976-07-19 1977-06-21 Bell Telephone Laboratories, Incorporated Method for drawing fibers
JPS5311039A (en) * 1976-07-19 1978-02-01 Hitachi Ltd Controller of diameter of optical fiber
US4201431A (en) * 1978-06-28 1980-05-06 Mcdonald Ronald T Universal adaptable three-prong electrical plug
US4194462A (en) * 1978-08-21 1980-03-25 Corning Glass Works Optical waveguide coating assembly

Also Published As

Publication number Publication date
GB2094675B (en) 1983-06-08
JPS55126544A (en) 1980-09-30
DE3010481A1 (de) 1980-11-20
IT1130992B (it) 1986-06-18
FR2451898B1 (it) 1984-11-09
GB2044751A (en) 1980-10-22
US4314834A (en) 1982-02-09
GB2044751B (en) 1983-04-20
GB2094675A (en) 1982-09-22
CA1157636A (en) 1983-11-29
FR2451898A1 (fr) 1980-10-17
US4309201A (en) 1982-01-05
NL7902201A (nl) 1980-09-23

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