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BR8800971A - Aparelhagem para a fabricacao de cabos de fibras oticas - Google Patents

Aparelhagem para a fabricacao de cabos de fibras oticas

Info

Publication number
BR8800971A
BR8800971A BR8800971A BR8800971A BR8800971A BR 8800971 A BR8800971 A BR 8800971A BR 8800971 A BR8800971 A BR 8800971A BR 8800971 A BR8800971 A BR 8800971A BR 8800971 A BR8800971 A BR 8800971A
Authority
BR
Brazil
Prior art keywords
appliance
manufacture
optical fiber
fiber cables
cables
Prior art date
Application number
BR8800971A
Other languages
English (en)
Inventor
Cesare Severo
Luigi Lucchini
Original Assignee
Pirelli Cavi Spa
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 Pirelli Cavi Spa filed Critical Pirelli Cavi Spa
Publication of BR8800971A publication Critical patent/BR8800971A/pt

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
    • G02B6/4479—Manufacturing methods of optical cables
    • G02B6/4489—Manufacturing methods of optical cables of central supporting members of lobe structure
    • 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
    • G02B6/4407—Optical cables with internal fluted support member
    • 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
    • G02B6/4479—Manufacturing methods of optical cables
    • G02B6/449—Twisting
    • G02B6/4491—Twisting in a lobe structure

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
BR8800971A 1987-03-02 1988-03-02 Aparelhagem para a fabricacao de cabos de fibras oticas BR8800971A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19542/87A IT1202606B (it) 1987-03-02 1987-03-02 Apparecchiatura per la fabbricazione di cavi a fibre ottiche

Publications (1)

Publication Number Publication Date
BR8800971A true BR8800971A (pt) 1988-09-20

Family

ID=11158908

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8800971A BR8800971A (pt) 1987-03-02 1988-03-02 Aparelhagem para a fabricacao de cabos de fibras oticas

Country Status (8)

Country Link
US (1) US4805392A (pt)
EP (1) EP0280989A1 (pt)
AU (1) AU597798B2 (pt)
BR (1) BR8800971A (pt)
FI (1) FI880946A7 (pt)
IT (1) IT1202606B (pt)
MX (1) MX167610B (pt)
NZ (1) NZ223716A (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4949537A (en) * 1989-11-13 1990-08-21 Northern Telecom Limited Manufacture of optical cable
SE466424B (sv) * 1990-05-21 1992-02-10 Ericsson Telefon Ab L M Kablingsmaskin foer s/z - kabling
ES2094073B1 (es) * 1991-11-06 1997-07-01 Ericsson Telefon Ab L M Una maquina de cablear.
US5487261A (en) * 1992-09-16 1996-01-30 Ceeco Machinery Manufacturing Ltd. Method and apparatus for applying flat ribbons about a cylindrical core
US5331796A (en) * 1992-09-16 1994-07-26 Ceeco Machinery Manufacturing Limited Method and apparatus for applying stacked optical fiber ribbons about a cylindrical core of a fiber optic cable
US6389787B1 (en) 2000-11-30 2002-05-21 Corning Cable Systems Llc Optical fiber ribbon twisting device and system for use in the manufacture of fiber optic cable components
US6898355B2 (en) * 2001-07-30 2005-05-24 Alcatel Functionally strained optical fibers
US10775581B2 (en) 2016-12-01 2020-09-15 Fujikura Ltd. Optical cable and sheath removing method
JP7156178B2 (ja) * 2019-06-04 2022-10-19 住友電気工業株式会社 光ファイバケーブル

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2022644B (en) * 1978-06-07 1983-03-16 Northern Telecom Ltd Optical cable manufacute
US4250130A (en) * 1978-09-12 1981-02-10 Phillips Petroleum Company Control of pipe tension between extruder die and take-up coiler
US4237687A (en) * 1979-03-01 1980-12-09 Societe Lignes Telegraphiques Et Telephoniques Optical fibre laying head for cable production
US4195791A (en) * 1979-05-18 1980-04-01 Western Electric Company, Incorporated Catenary controller
FR2458086A2 (fr) * 1979-05-30 1980-12-26 Lignes Telegraph Telephon Perfectionnements a la fabrication d'elements de cablage comportant des fibres optiques
IT1152225B (it) * 1982-05-31 1986-12-31 Pirelli Cavi Spa Apparecchiatura per la fabbricazione di un cavo con fibre ottiche
US4446686A (en) * 1982-09-02 1984-05-08 At&T Technologies, Inc. Methods of and apparatus for controlling core-to-sheath length ratio in lightguide fiber cable and cable produced by the methods
US4483134A (en) * 1983-01-17 1984-11-20 Northern Telecom Limited Laying of optical waveguides onto a support filament
DE3343286A1 (de) * 1983-11-30 1985-06-05 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren und anordnung zum aufspulen eines wickelguts
IT1177431B (it) * 1984-12-17 1987-08-26 Pirelli Cavi Spa Procedimento e linea di produzione di cavi elementari a fibre ottiche con nucleo provvisto di scanalature ad alica aperta

Also Published As

Publication number Publication date
FI880946A0 (fi) 1988-03-01
NZ223716A (en) 1990-06-26
IT8719542A0 (it) 1987-03-02
FI880946L (fi) 1988-09-03
FI880946A7 (fi) 1988-09-03
AU597798B2 (en) 1990-06-07
EP0280989A1 (en) 1988-09-07
AU1239988A (en) 1988-09-01
MX167610B (es) 1993-03-31
US4805392A (en) 1989-02-21
IT1202606B (it) 1989-02-09

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Legal Events

Date Code Title Description
KD Notifcation of receipt (letter patent)
FG Letter patent granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 02/03/2003