IT1063797B - Sistema di protezione di una fibra ottica fibra ottica e procedimento di realizzazione relativo - Google Patents

Sistema di protezione di una fibra ottica fibra ottica e procedimento di realizzazione relativo

Info

Publication number
IT1063797B
IT1063797B IT26863/76A IT2686376A IT1063797B IT 1063797 B IT1063797 B IT 1063797B IT 26863/76 A IT26863/76 A IT 26863/76A IT 2686376 A IT2686376 A IT 2686376A IT 1063797 B IT1063797 B IT 1063797B
Authority
IT
Italy
Prior art keywords
optical fiber
protection system
related realization
realization procedure
system optical
Prior art date
Application number
IT26863/76A
Other languages
English (en)
Original Assignee
Cables De Lyon Geoffroy Delore
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 Cables De Lyon Geoffroy Delore filed Critical Cables De Lyon Geoffroy Delore
Application granted granted Critical
Publication of IT1063797B publication Critical patent/IT1063797B/it

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
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4429—Means specially adapted for strengthening or protecting the cables
    • G02B6/443—Protective covering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/05—Filamentary, e.g. strands
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/06—Rod-shaped
IT26863/76A 1975-09-19 1976-09-03 Sistema di protezione di una fibra ottica fibra ottica e procedimento di realizzazione relativo IT1063797B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7528807A FR2325061A1 (fr) 1975-09-19 1975-09-19 Protection d'une fibre optique

Publications (1)

Publication Number Publication Date
IT1063797B true IT1063797B (it) 1985-02-11

Family

ID=9160220

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26863/76A IT1063797B (it) 1975-09-19 1976-09-03 Sistema di protezione di una fibra ottica fibra ottica e procedimento di realizzazione relativo

Country Status (9)

Country Link
US (1) US4302073A (it)
JP (1) JPS5275338A (it)
CA (1) CA1104852A (it)
CH (1) CH595643A5 (it)
DE (1) DE2641140A1 (it)
FR (1) FR2325061A1 (it)
GB (1) GB1489561A (it)
IT (1) IT1063797B (it)
NL (1) NL7610393A (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2842604B2 (de) * 1978-09-29 1980-07-17 Siemens Ag, 1000 Berlin Und 8000 Muenchen Hohlraumader
EP0049156B1 (en) * 1980-10-01 1984-11-21 BICC Public Limited Company Method of and arrangement for manufacturing an optical cable element
DE3111963C2 (de) * 1981-03-26 1986-07-17 Siemens AG, 1000 Berlin und 8000 München Verfahren und Einrichtung zur Herstellung einer Lichtwellenleiter-Ader
US4541979A (en) * 1981-12-22 1985-09-17 Bicc Plc Process and apparatus for manufacturing optical cable elements
JPS592005A (ja) * 1982-06-26 1984-01-07 Sumitomo Electric Ind Ltd センサ用光フアイバ
DE3337863A1 (de) * 1983-10-18 1985-04-25 Siemens AG, 1000 Berlin und 8000 München Konzentrisch aufgebautes optisches luft- oder seekabel
US4678274A (en) * 1983-12-27 1987-07-07 Fuller Research Corporation Low loss cladded optical fibers from halides and process for making same
EP0160632B2 (de) * 1984-03-20 1995-09-13 Kabelwerk Eupen AG Cablerie d'Eupen SA Kabelfabriek Eupen NV Verfahren und Vorrichtung zur Herstellung flexibler Kabelschutzrohre mit Kabeleinziehdraht
US4709984A (en) * 1984-08-02 1987-12-01 Siemens Aktiengesellschaft Ribbon-shaped transmission element and method of manufacture
JPS61137906U (it) * 1985-02-15 1986-08-27
US4781433A (en) * 1985-04-30 1988-11-01 American Telephone And Telegraph Company, At&T Bell Laboratories Optical fiber plenum cable and methods of making
US4893893A (en) * 1986-01-31 1990-01-16 American Telephone And Telegraph Co., At&T Bell Laboratories Strengthened buffered optical fiber
GB8709071D0 (en) * 1987-04-15 1987-05-20 Bp Chem Int Ltd Insulation for fibre optic cable
AU661794B2 (en) * 1992-10-21 1995-08-03 Bayer Aktiengesellschaft A sheathing material for optical fibres, based on polyalkylene terephthalate/polycarbonate
US5917978A (en) * 1997-01-10 1999-06-29 Siecor Corporation Buffered optical fiber having improved low temperature performance and stripability

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3227786A (en) * 1962-10-25 1966-01-04 Anaconda Wire & Cable Co Method of jacketing telephone cables
GB1184472A (en) * 1966-02-14 1970-03-18 Rotary Profile Anstalt Improvements in or relating to Methods of and Apparatus for Compacting a Mass of Granular Material
US3742107A (en) * 1969-10-06 1973-06-26 Poly Optics Extrusion process for optical fibres
FR2260806B1 (it) * 1974-02-13 1976-10-08 Fort Francois
DE2456069A1 (de) * 1974-11-25 1976-05-26 Siemens Ag Ader fuer optische kabel
GB1486227A (en) * 1974-12-05 1977-09-21 Standard Telephones Cables Ltd Optical fibre cable
US4127370A (en) * 1975-05-14 1978-11-28 The Post Office Apparatus for forming dielectric optical waveguides
US4172106A (en) * 1976-06-24 1979-10-23 Telephone Cables Limited Optical fibre cables and their manufacture
GB1587729A (en) * 1976-07-08 1981-04-08 Bicc Ltd Optical guides
US4116654A (en) * 1977-02-22 1978-09-26 E. I. Du Pont De Nemours And Company Low attenuation, high strength optical fiber with silica filament core

Also Published As

Publication number Publication date
FR2325061B1 (it) 1979-03-30
NL7610393A (nl) 1977-03-22
CH595643A5 (it) 1978-02-15
CA1104852A (fr) 1981-07-14
GB1489561A (en) 1977-10-19
JPS5275338A (en) 1977-06-24
FR2325061A1 (fr) 1977-04-15
US4302073A (en) 1981-11-24
DE2641140A1 (de) 1977-03-31

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