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GB1448080A - Optical fibre transducer - Google Patents

Optical fibre transducer

Info

Publication number
GB1448080A
GB1448080A GB1475775A GB1475775A GB1448080A GB 1448080 A GB1448080 A GB 1448080A GB 1475775 A GB1475775 A GB 1475775A GB 1475775 A GB1475775 A GB 1475775A GB 1448080 A GB1448080 A GB 1448080A
Authority
GB
United Kingdom
Prior art keywords
tube
preform
fibre
drawn
glass
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
GB1475775A
Other languages
English (en)
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB1475775A priority Critical patent/GB1448080A/en
Priority to NL7603370A priority patent/NL7603370A/xx
Priority to AU12850/76A priority patent/AU499838B2/en
Priority to IT2210676A priority patent/IT1059640B/it
Priority to CH449776A priority patent/CH607059A5/xx
Priority to FR7610433A priority patent/FR2306947A1/fr
Publication of GB1448080A publication Critical patent/GB1448080A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G02B6/02—Optical fibres with cladding with or without a coating
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B17/00—Forming molten glass by flowing-out, pushing-out, extruding or drawing downwardly or laterally from forming slits or by overflowing over lips
    • C03B17/02—Forming molten glass coated with coloured layers; Forming molten glass of different compositions or layers; Forming molten glass comprising reinforcements or inserts
    • C03B17/025—Tubes or rods
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/02—Re-forming glass sheets
    • C03B23/037—Re-forming glass sheets by drawing
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/20—Uniting glass pieces by fusing without substantial reshaping
    • 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
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/01265—Manufacture of preforms for drawing fibres or filaments starting entirely or partially from molten glass, e.g. by dipping a preform in a melt
    • C03B37/01274—Manufacture of preforms for drawing fibres or filaments starting entirely or partially from molten glass, e.g. by dipping a preform in a melt by extrusion or drawing
    • 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
    • C03B37/022—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from molten glass in which the resultant product consists of different sorts of glass or is characterised by shape, e.g. hollow fibres, undulated fibres, fibres presenting a rough surface
    • C03B37/023—Fibres composed of different sorts of glass, e.g. glass optical fibres, made by the double crucible technique
    • 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
    • C03B2203/18—Axial perturbations, e.g. in refractive index or composition
    • 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
    • C03B2203/22—Radial profile of refractive index, composition or softening point

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
GB1475775A 1975-04-10 1975-04-10 Optical fibre transducer Expired GB1448080A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB1475775A GB1448080A (en) 1975-04-10 1975-04-10 Optical fibre transducer
NL7603370A NL7603370A (nl) 1975-04-10 1976-04-01 Optische vezel-aanpassingssectie en werkwijze voor het vervaardigen van een dergelijke vezel- sectie.
AU12850/76A AU499838B2 (en) 1975-04-10 1976-04-09 Optical fibre transformer
IT2210676A IT1059640B (it) 1975-04-10 1976-04-09 Procedimento per la fabbricazione di sezioni di trasformazione di fibre ottiche
CH449776A CH607059A5 (it) 1975-04-10 1976-04-09
FR7610433A FR2306947A1 (fr) 1975-04-10 1976-04-09 Transducteurs et segments de fibres optiques ainsi que leur procede de fabrication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1475775A GB1448080A (en) 1975-04-10 1975-04-10 Optical fibre transducer

Publications (1)

Publication Number Publication Date
GB1448080A true GB1448080A (en) 1976-09-02

Family

ID=10046959

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1475775A Expired GB1448080A (en) 1975-04-10 1975-04-10 Optical fibre transducer

Country Status (6)

Country Link
AU (1) AU499838B2 (it)
CH (1) CH607059A5 (it)
FR (1) FR2306947A1 (it)
GB (1) GB1448080A (it)
IT (1) IT1059640B (it)
NL (1) NL7603370A (it)

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4053205A (en) * 1976-07-30 1977-10-11 Bell Telephone Laboratories, Incorporated Optical fiber having reduced dispersion
US4053204A (en) * 1976-07-30 1977-10-11 Bell Telephone Laboratories, Incorporated Optical fiber having reduced dispersion
FR2400213A1 (fr) * 1977-08-12 1979-03-09 Corning Glass Works Guide d'ondes optiques multi-ondes a perturbations cylindriques
FR2488595A1 (fr) * 1980-08-13 1982-02-19 American Optical Corp Composants a indice de refraction degrade et leur procede de preparation
EP0047037A1 (en) * 1980-08-30 1982-03-10 Koninklijke Philips Electronics N.V. Method of producing an optical fibre having a core which has a non-circular cross-section and double crucible for use in this method
GB2188719A (en) * 1986-04-02 1987-10-07 Stc Plc Optical fibres
FR2698200A1 (fr) * 1992-11-13 1994-05-20 Dominitz Jacques Charles Procédé de fabrication pour objet porteur message.
EP0633229A2 (fr) * 1993-07-06 1995-01-11 Alcatel Fibres Optiques Procédé de fabrication d'une pièce cylindrique sous forme de tube et/ou de barreau constituée d'un verre multicomposants
WO1997041076A1 (en) * 1996-04-29 1997-11-06 Corning Incorporated Method of making optical fibers
US5894537A (en) * 1996-01-11 1999-04-13 Corning Incorporated Dispersion managed optical waveguide
EP0949520A1 (en) * 1995-04-13 1999-10-13 Corning Incorporated Dispersion managed optical waveguide
US6173588B1 (en) 1996-01-11 2001-01-16 Corning Incorporated Method of making dispersion managed optical fibers
WO2001042835A1 (en) * 1999-12-13 2001-06-14 Corning Incorporated Dispersion managed optical fiber and preform and process of making the preform
US6550279B1 (en) 2000-09-01 2003-04-22 Corning Incorporated Process for drawing optical fiber from a multiple crucible apparatus with a thermal gradient
US6588235B2 (en) 2001-08-30 2003-07-08 Corning Incorporated Method of centering a fiber core in a multiple-crucible method
WO2019108801A1 (en) * 2017-11-30 2019-06-06 Corning Incorporated Apparatus and method for continuous production of glass tubing
GB2581828A (en) * 2019-02-28 2020-09-02 Ip2Ipo Innovations Ltd Longitudinally non-uniform preform and method of making the same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2995970A (en) * 1958-04-11 1961-08-15 American Optical Corp Method of forming fiber optical devices
GB1252732A (it) * 1967-11-08 1971-11-10
DE2237820A1 (de) * 1972-08-01 1974-02-14 Siemens Ag Ummantelte lichtleitfaser geringer daempfung
DE2339945A1 (de) * 1973-08-07 1975-02-13 Siemens Ag Lichtleitfaser und verfahren zu deren herstellung
GB1507144A (en) * 1974-07-10 1978-04-12 Post Office Apparatus for drawing dielectric optical waveguides

Cited By (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4053205A (en) * 1976-07-30 1977-10-11 Bell Telephone Laboratories, Incorporated Optical fiber having reduced dispersion
US4053204A (en) * 1976-07-30 1977-10-11 Bell Telephone Laboratories, Incorporated Optical fiber having reduced dispersion
FR2400213A1 (fr) * 1977-08-12 1979-03-09 Corning Glass Works Guide d'ondes optiques multi-ondes a perturbations cylindriques
FR2488595A1 (fr) * 1980-08-13 1982-02-19 American Optical Corp Composants a indice de refraction degrade et leur procede de preparation
EP0047037A1 (en) * 1980-08-30 1982-03-10 Koninklijke Philips Electronics N.V. Method of producing an optical fibre having a core which has a non-circular cross-section and double crucible for use in this method
GB2188719B (en) * 1986-04-02 1990-08-22 Stc Plc Optical fibres
GB2188719A (en) * 1986-04-02 1987-10-07 Stc Plc Optical fibres
US5895512A (en) * 1992-11-13 1999-04-20 Dominitz; Jacques Charles Process for the manufacture of an object displaying a message
FR2698200A1 (fr) * 1992-11-13 1994-05-20 Dominitz Jacques Charles Procédé de fabrication pour objet porteur message.
WO1994011316A1 (fr) * 1992-11-13 1994-05-26 Jacques Charles Dominitz Procede de fabrication pour objet porteur de message
EP0633229A2 (fr) * 1993-07-06 1995-01-11 Alcatel Fibres Optiques Procédé de fabrication d'une pièce cylindrique sous forme de tube et/ou de barreau constituée d'un verre multicomposants
FR2707285A1 (fr) * 1993-07-06 1995-01-13 Alcatel Fibres Optiques Préforme pour fibre optique, procédé de fabrication d'une telle préforme et fibre optique obtenue à partir de cette préforme.
EP0633229A3 (fr) * 1993-07-06 1995-11-02 Alcatel Fibres Optiques Procédé de fabrication d'une pièce cylindrique sous forme de tube et/ou de barreau constituée d'un verre multicomposants.
US5618325A (en) * 1993-07-06 1997-04-08 Alcatel Fibres Optiques Method of manufacturing a multi-component glass cylindrical part in the form of a tube and/or rod
EP0949520A1 (en) * 1995-04-13 1999-10-13 Corning Incorporated Dispersion managed optical waveguide
EP0949519A1 (en) * 1995-04-13 1999-10-13 Corning Incorporated Dispersion managed optical waveguide
US6044191A (en) * 1995-04-13 2000-03-28 Corning Incorporated Dispersion managed optical waveguide
US6434975B2 (en) 1996-01-11 2002-08-20 Corning Incorporated Method of making an optical fiber by placing different core tablets into a cladding tube
US6173588B1 (en) 1996-01-11 2001-01-16 Corning Incorporated Method of making dispersion managed optical fibers
US5894537A (en) * 1996-01-11 1999-04-13 Corning Incorporated Dispersion managed optical waveguide
AU733718C (en) * 1996-04-29 2003-03-20 Corning Incorporated Method of making optical fibers
AU733718B2 (en) * 1996-04-29 2001-05-24 Corning Incorporated Method of making optical fibers
WO1997041076A1 (en) * 1996-04-29 1997-11-06 Corning Incorporated Method of making optical fibers
CN1109661C (zh) * 1996-04-29 2003-05-28 康宁股份有限公司 制造光纤的方法
WO2001042835A1 (en) * 1999-12-13 2001-06-14 Corning Incorporated Dispersion managed optical fiber and preform and process of making the preform
US6389207B1 (en) 1999-12-13 2002-05-14 Corning Incorporated Dispersion managed fiber
US6550279B1 (en) 2000-09-01 2003-04-22 Corning Incorporated Process for drawing optical fiber from a multiple crucible apparatus with a thermal gradient
US6588235B2 (en) 2001-08-30 2003-07-08 Corning Incorporated Method of centering a fiber core in a multiple-crucible method
WO2019108801A1 (en) * 2017-11-30 2019-06-06 Corning Incorporated Apparatus and method for continuous production of glass tubing
US10927029B2 (en) 2017-11-30 2021-02-23 Corning Incorporated Apparatuses and methods for continuous production of glass tubing
US10954153B2 (en) 2017-11-30 2021-03-23 Corning Incorporated Apparatuses and methods for continuous production of glass tubing
GB2581828A (en) * 2019-02-28 2020-09-02 Ip2Ipo Innovations Ltd Longitudinally non-uniform preform and method of making the same
GB2581828B (en) * 2019-02-28 2022-03-30 Ip2Ipo Innovations Ltd Longitudinally non-uniform preform and method of making the same

Also Published As

Publication number Publication date
FR2306947B1 (it) 1979-08-31
IT1059640B (it) 1982-06-21
AU499838B2 (en) 1979-05-03
AU1285076A (en) 1977-10-13
FR2306947A1 (fr) 1976-11-05
CH607059A5 (it) 1978-11-30
NL7603370A (nl) 1976-10-12

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee