DE3368546D1 - Apparatus for heating a circular surface of a fibre-like object - Google Patents

Apparatus for heating a circular surface of a fibre-like object

Info

Publication number
DE3368546D1
DE3368546D1 DE8383402297T DE3368546T DE3368546D1 DE 3368546 D1 DE3368546 D1 DE 3368546D1 DE 8383402297 T DE8383402297 T DE 8383402297T DE 3368546 T DE3368546 T DE 3368546T DE 3368546 D1 DE3368546 D1 DE 3368546D1
Authority
DE
Germany
Prior art keywords
fibre
heating
circular surface
circular
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
Application number
DE8383402297T
Other languages
German (de)
English (en)
Inventor
Philippe Graindorge
Herve Arditty
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of DE3368546D1 publication Critical patent/DE3368546D1/de
Expired 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/073—Shaping the laser spot
    • B23K26/0734—Shaping the laser spot into an annular shape
    • 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
    • C03B37/02745—Fibres having rotational spin around the central longitudinal axis, e.g. alternating +/- spin to reduce polarisation mode dispersion
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/255—Splicing of light guides, e.g. by fusion or bonding
    • G02B6/2551—Splicing of light guides, e.g. by fusion or bonding using thermal methods, e.g. fusion welding by arc discharge, laser beam, plasma torch
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/02—External structure or shape details
    • C03B2203/06—Axial perturbations, e.g. twist, by torsion, undulating, crimped
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/36—Dispersion modified fibres, e.g. wavelength or polarisation shifted, flattened or compensating fibres (DSF, DFF, DCF)
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/06—Rotating the fibre fibre about its longitudinal axis
    • 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
    • C03B2205/67—Laser heating

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Optics & Photonics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Dispersion Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Laser Beam Processing (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Microscoopes, Condenser (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Laser Surgery Devices (AREA)
DE8383402297T 1982-12-10 1983-11-29 Apparatus for heating a circular surface of a fibre-like object Expired DE3368546D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8220768A FR2537732A1 (fr) 1982-12-10 1982-12-10 Dispositif d'echauffement d'une zone annulaire superficielle d'un objet filiforme

Publications (1)

Publication Number Publication Date
DE3368546D1 true DE3368546D1 (en) 1987-02-05

Family

ID=9279980

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383402297T Expired DE3368546D1 (en) 1982-12-10 1983-11-29 Apparatus for heating a circular surface of a fibre-like object

Country Status (6)

Country Link
US (1) US4547650A (enExample)
EP (1) EP0112224B1 (enExample)
JP (1) JPS59133519A (enExample)
CA (1) CA1211796A (enExample)
DE (1) DE3368546D1 (enExample)
FR (1) FR2537732A1 (enExample)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4672169A (en) * 1985-03-21 1987-06-09 Standard Oil Company (Indiana) Apparatus and method for heating materials with a laser heat source
JPS62107440A (ja) * 1985-11-05 1987-05-18 Mitsubishi Electric Corp 磁気記録媒体の製造方法
US4658109A (en) * 1986-05-15 1987-04-14 The United States Of America As Represented By The Secretary Of The Army Cylindrical laser welder
US5126020A (en) * 1988-06-27 1992-06-30 Dames Robert G Detoxification apparatus and method for toxic waste using an energy beam and electrolysis
JPH06502669A (ja) * 1990-11-14 1994-03-24 ザ、プロクター、エンド、ギャンブル、カンパニー アミドペルオキシ酸漂白剤および香料を含有する粒状洗剤または漂白剤組成物
IL97479A (en) * 1991-03-08 1994-01-25 Shafir Aaron Laser beam heating method and apparatus
US5161207A (en) * 1991-03-18 1992-11-03 Hughes Aircraft Company Optical fiber circumferentialy symmetric fusion splicing and progressive fire polishing
DE4120684A1 (de) * 1991-06-22 1992-12-24 Zeiss Carl Fa Spiegelobjektiv
US5515770A (en) * 1994-12-05 1996-05-14 Clark Industries, Inc. Piston having laser hardened primary compression ring groove and method of making same
US5772720A (en) * 1995-06-07 1998-06-30 Raytheon Company Heat formed optical fiber end face
DE19736732A1 (de) * 1997-08-22 1999-03-11 Lzh Laserzentrum Hannover Ev Einrichtung und Verfahren zur Bearbeitung eines Werkstückes mittels elektromagnetischer Strahlung sowie Spiegel zur Reflexion von elektromagnetischer Strahlung, insbesondere von Laserlicht
MXPA01009493A (es) * 1999-03-23 2003-08-19 Schott Glas Procedimiento y dispositivo para el calentamiento homogeneo de articulos de vidrio y/o ceramica de vidrio con ayuda de radiacion infrarroja.
WO2000056674A1 (de) * 1999-03-23 2000-09-28 Schott Glas Verfahren zur formgebung von glaskeramikteilen und/oder glasteilen
AU2001269687A1 (en) * 2000-05-09 2001-11-20 Usf Filtration And Separations Group Inc. Apparatus and method for drawing continuous fiber
DE10029522B4 (de) * 2000-06-21 2005-12-01 Schott Ag Vorrichtung zum homogenen Erwärmen von Gläsern und/oder Glaskeramiken, Verfahren und Verwendungen
DE10060988A1 (de) * 2000-09-22 2002-04-25 Schott Glas Vorrichtung und Verfahren zum Entspannen von Gläsern, insbesondere von Fernsehtrichter-Halsansätzen
US6539154B1 (en) 2000-10-18 2003-03-25 Corning Incorporated Non-constant dispersion managed fiber
US6552298B1 (en) * 2001-09-28 2003-04-22 Corning Incorporated Apparatus and method for making a lens on the end of an optical waveguide fiber
SE522255C2 (sv) * 2002-02-26 2004-01-27 Ericsson Telefon Ab L M Anordning och förfarande för smältskarvning av ändar av två optiska fibrer
US6983104B2 (en) * 2002-03-20 2006-01-03 Guardian Industries Corp. Apparatus and method for bending and/or tempering glass
US7231787B2 (en) * 2002-03-20 2007-06-19 Guardian Industries Corp. Apparatus and method for bending and/or tempering glass
US7140204B2 (en) * 2002-06-28 2006-11-28 Guardian Industries Corp. Apparatus and method for bending glass using microwaves
US7618880B1 (en) 2004-02-19 2009-11-17 Quick Nathaniel R Apparatus and method for transformation of substrate
US8617965B1 (en) 2004-02-19 2013-12-31 Partial Assignment to University of Central Florida Apparatus and method of forming high crystalline quality layer
US7349589B2 (en) * 2004-04-08 2008-03-25 Omniguide, Inc. Photonic crystal fibers and medical systems including photonic crystal fibers
US7268063B1 (en) 2004-06-01 2007-09-11 University Of Central Florida Process for fabricating semiconductor component
US7419887B1 (en) 2004-07-26 2008-09-02 Quick Nathaniel R Laser assisted nano deposition
US7951632B1 (en) 2005-01-26 2011-05-31 University Of Central Florida Optical device and method of making
US8617669B1 (en) 2006-04-20 2013-12-31 Partial Assignment to University of Central Florida Laser formation of graphene
US7811914B1 (en) 2006-04-20 2010-10-12 Quick Nathaniel R Apparatus and method for increasing thermal conductivity of a substrate
TW200811494A (en) * 2006-08-25 2008-03-01 Univ Nat Sun Yat Sen Method for fabricating indirect-heated double-clad crystal fiber
US8067303B1 (en) 2006-09-12 2011-11-29 Partial Assignment University of Central Florida Solid state energy conversion device
CA2560238A1 (en) * 2006-09-20 2008-03-20 Institut National D'optique Laser-based ablation method and optical system
US20100101277A1 (en) * 2007-03-28 2010-04-29 Francois Gonthier Method of fusing optical fibers within a splice package
TWI466817B (zh) * 2008-01-14 2015-01-01 Univ Nat Taiwan 微奈米導光線之製作方法以及製作微奈米導光線之裝置
JP5061962B2 (ja) * 2008-03-04 2012-10-31 住友電気工業株式会社 レーザ加工方法及びレーザ加工装置
WO2009140176A1 (en) * 2008-05-12 2009-11-19 Arizona Board Of Regents On Behalf Of University Of Arizona Method of manufacturing large dish reflectors for a solar concentrator apparatus
DE102008024136A1 (de) * 2008-05-19 2009-11-26 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung zum Bearbeiten von zylindrischen Werkstücken
CA2745634A1 (en) 2008-12-02 2010-06-10 University Of Central Florida Energy conversion device
US9059079B1 (en) 2012-09-26 2015-06-16 Ut-Battelle, Llc Processing of insulators and semiconductors
US10050583B2 (en) 2012-11-30 2018-08-14 Arizona Board Of Regents On Behalf Of University Of Arizona Solar generator with large reflector dishes and concentrator photovoltaic cells in flat arrays
US9746127B2 (en) 2013-10-22 2017-08-29 The Arizona Board Of Regents On Behalf Of The University Of Arizona Frame with compression and tension members to rotate equipment about an axis
US9620667B1 (en) 2013-12-10 2017-04-11 AppliCote Associates LLC Thermal doping of materials
US9601641B1 (en) 2013-12-10 2017-03-21 AppliCote Associates, LLC Ultra-high pressure doping of materials
WO2016115502A1 (en) 2015-01-16 2016-07-21 The Arizona Board Of Regents On Behalf Of The University Of Arizona Micro-scale concentrated photovoltaic module
WO2016141041A1 (en) 2015-03-02 2016-09-09 The Arizona Board Of Regents On Behalf Of The University Of Arizona Glass forming mold of adjustable shape
US10686400B2 (en) 2015-06-12 2020-06-16 THE ARIZONA BOARD OR REGENTS on behalf of THE UNIVERSITY OF ARIZONA Tandem photovoltaic module with diffractive spectral separation
US10551089B2 (en) 2015-08-03 2020-02-04 The Arizona Board Of Regents On Behalf Of The University Of Arizona Solar concentrator for a tower-mounted central receiver
CN108698905A (zh) * 2016-02-24 2018-10-23 康宁股份有限公司 加工光纤的方法和系统
JPWO2023053840A1 (enExample) * 2021-09-28 2023-04-06

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3865564A (en) * 1973-07-09 1975-02-11 Bell Telephone Labor Inc Fabrication of glass fibers from preform by lasers
FR2267987A1 (en) * 1974-04-19 1975-11-14 Haussonne Jean Marie Drawing optical waveguides - using blank rendered partly translucent to allow heating by focused radiation or by lasers
JPS5186231A (enExample) * 1975-01-28 1976-07-28 Hiromitsu Naka
US4058699A (en) * 1975-08-01 1977-11-15 Arthur D. Little, Inc. Radiant zone heating apparatus and method
JPS5233742A (en) * 1975-09-10 1977-03-15 Hitachi Ltd Method of welding optical fibers by means of co2 laser
JPS5829447Y2 (ja) * 1975-09-10 1983-06-28 株式会社日立製作所 シユウコウソウチ

Also Published As

Publication number Publication date
US4547650A (en) 1985-10-15
JPH0431096B2 (enExample) 1992-05-25
EP0112224A1 (fr) 1984-06-27
FR2537732A1 (fr) 1984-06-15
EP0112224B1 (fr) 1986-12-30
JPS59133519A (ja) 1984-07-31
CA1211796A (en) 1986-09-23
FR2537732B1 (enExample) 1985-03-08

Similar Documents

Publication Publication Date Title
DE3376139D1 (en) Apparatus for investigation of a surface
EP0104845A3 (en) Process control apparatus
ZA83161B (en) Process and apparatus for the manufacture of a toothrack
DE3380420D1 (en) Control apparatus
GB8302423D0 (en) Apparatus for coating
GB8315185D0 (en) Apparatus for coating materials
GB8410203D0 (en) Coating apparatus
GB8326483D0 (en) Coating apparatus
GB2052327B (en) Apparatus for treating a surface
GB8316078D0 (en) Cooking apparatus
GB2114717B (en) Control apparatus
IE842118L (en) Process apparatus
DE3374907D1 (en) Pattern matching apparatus
DE3378279D1 (en) Apparatus for determining the location of the surface of a solid object
GB8312897D0 (en) Coating apparatus
DE3372536D1 (en) Position-sensing apparatus
ATA404784A (de) Vorrichtung zur herstellung einer klemmschelle und klemmschelle
JPS57143562A (en) Surface treating apparatus
GB2128520B (en) A slag-scraping apparatus
DE3379478D1 (en) Position-sensing apparatus
GB8334386D0 (en) Control apparatus
DE3376077D1 (en) Coating apparatus
EP0265738A3 (en) Control apparatus
GB2168623B (en) Coating apparatus
GB8311147D0 (en) Cooking apparatus

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee