SE465662B - Saett och anordning foer att framstaella en kaerna till optikfibrer - Google Patents

Saett och anordning foer att framstaella en kaerna till optikfibrer

Info

Publication number
SE465662B
SE465662B SE8505951A SE8505951A SE465662B SE 465662 B SE465662 B SE 465662B SE 8505951 A SE8505951 A SE 8505951A SE 8505951 A SE8505951 A SE 8505951A SE 465662 B SE465662 B SE 465662B
Authority
SE
Sweden
Prior art keywords
core
extruder
plastic layer
feeding
groove
Prior art date
Application number
SE8505951A
Other languages
English (en)
Swedish (sv)
Other versions
SE8505951L (sv
SE8505951D0 (sv
Inventor
A Portinari
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 SE8505951D0 publication Critical patent/SE8505951D0/xx
Publication of SE8505951L publication Critical patent/SE8505951L/xx
Publication of SE465662B publication Critical patent/SE465662B/sv

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
    • G02B6/4434—Central member to take up tensile loads
    • 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
    • B29C48/15—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
    • 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
    • G02B6/4489—Manufacturing methods of optical cables of central supporting members of lobe structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0075—Light guides, optical cables

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
SE8505951A 1984-12-17 1985-12-16 Saett och anordning foer att framstaella en kaerna till optikfibrer SE465662B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT24090/84A IT1177430B (it) 1984-12-17 1984-12-17 Procedimento e apparecchiatura per la produzione di un nucleo provvisto di scanalature ad elica aperta per cavi elementari a fibre ottiche

Publications (3)

Publication Number Publication Date
SE8505951D0 SE8505951D0 (sv) 1985-12-16
SE8505951L SE8505951L (sv) 1986-06-18
SE465662B true SE465662B (sv) 1991-10-14

Family

ID=11211934

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8505951A SE465662B (sv) 1984-12-17 1985-12-16 Saett och anordning foer att framstaella en kaerna till optikfibrer

Country Status (16)

Country Link
US (1) US4673540A (it)
JP (1) JPS61167522A (it)
CN (1) CN1004176B (it)
AU (1) AU572440B2 (it)
BR (1) BR8506179A (it)
CA (1) CA1252991A (it)
DE (1) DE3544437A1 (it)
DK (1) DK164090C (it)
ES (2) ES8801526A1 (it)
FR (1) FR2574951B1 (it)
GB (1) GB2171637B (it)
GR (1) GR853018B (it)
IT (1) IT1177430B (it)
MX (1) MX160305A (it)
NO (1) NO169745C (it)
SE (1) SE465662B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2181090B (en) * 1985-10-02 1990-04-18 Telephone Cables Ltd Optical fibre cable
US4975232A (en) * 1986-12-11 1990-12-04 Nitto Denko Corporation Process for producing fiber reinforced plastics linear materials
US4872824A (en) * 1987-03-16 1989-10-10 Northern Telecom Limited Apparatus for producing grooved support member for optic fibers
DE4003735A1 (de) * 1990-02-08 1991-08-14 Troester Maschf Paul Verfahren und vorrichtung zur umhuellung von seilen oder eines aus einer vielzahl von leitern verdrillten kabels
DE4020800C2 (de) * 1990-06-27 1999-01-07 Siemens Ag Verfahren zur Herstellung einer zugfeste Elemente enthaltenden Kunststoffhülle
JP3314688B2 (ja) * 1997-09-22 2002-08-12 住友電気工業株式会社 光ケーブル用スペーサの製造方法及びその製造装置
US6743387B2 (en) * 1999-08-09 2004-06-01 Pirelli Cavi E Sistemi S.P.A. Process for the production of a cable and device for performing this process
FR2867561B1 (fr) * 2004-03-11 2007-02-02 Commissariat Energie Atomique Systeme de mesure distribuee des courbures d'une structure
JP4810174B2 (ja) * 2004-10-05 2011-11-09 宇部日東化成株式会社 螺旋スペーサの製造方法および製造装置
WO2007039948A1 (ja) * 2005-10-04 2007-04-12 Ube-Nitto Kasei Co., Ltd. 螺旋スペーサの製造方法および製造装置
JP4933331B2 (ja) * 2006-04-04 2012-05-16 宇部日東化成株式会社 螺旋スペーサの製造方法および製造装置
CN101416089B (zh) * 2006-04-04 2012-10-10 宇部日东化成株式会社 螺旋衬垫的制造方法及制造装置
WO2009011815A1 (en) * 2007-07-13 2009-01-22 Conway, Jr., William Frederick Apparatus and method for manufacturing a consumable candy drinking straw
DE102017121940A1 (de) * 2017-09-21 2019-03-21 Arno Friedrichs Verfahren und Vorrichtung zur Herstellung eines aus plastischer Masse bestehenden kreiszylindrischen Körpers
CN112537002B (zh) * 2020-10-14 2022-08-16 南通东弘电线电缆有限公司 一种加强型软电缆加强芯的挤塑装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2731069A (en) * 1952-06-07 1956-01-17 Felten & Guilleaume Carlswerk Device for compounding stranded conductors
US2778059A (en) * 1954-02-03 1957-01-22 Western Electric Co Methods of and apparatus for making insulated multiconductor wire
ZA753729B (en) * 1974-07-26 1976-05-26 Philip Morris Inc Method and apparatus for twisting the strip material
FR2338128A1 (fr) * 1976-01-19 1977-08-12 Nortene Sa Procede de fabrication d'elements helicoidaux en matiere synthetique extrudes, dispositif pour sa mise en oeuvre et elements helicoidaux obtenus
FR2388930A1 (fr) * 1977-04-27 1978-11-24 Lignes Telegraph Telephon Procede de fabrication en ligne d'elements de cablage a fibres optiques
CA1093877A (en) * 1978-06-07 1981-01-20 Frederick D. King Optical waveguide cables
US4205899A (en) * 1978-06-08 1980-06-03 Northern Telecom Limited Optical cables
IT1138823B (it) * 1981-06-26 1986-09-17 Pirelli Cavi Spa Metodo ed apparecchiatura per la produzione di scanalature in un filamento allungato
CA1185468A (en) * 1981-10-06 1985-04-16 Northern Telecom Limited Optical cables
FR2515411A1 (fr) * 1981-10-28 1983-04-29 Telecommunications Sa Procede et dispositif de fabrication d'un jonc a rainures helicoidales pour cable a fibres optiques et le jonc obtenu selon le procede
JPS59192205A (ja) * 1983-04-15 1984-10-31 Furukawa Electric Co Ltd:The 光フアイバケ−ブルの製造方法
FR2544874B1 (fr) * 1983-04-22 1985-06-14 Cables De Lyon Geoffroy Delore Procede de fabrication d'un cable a fibres optiques, et dispositif de mise en oeuvre de ce procede

Also Published As

Publication number Publication date
CN1004176B (zh) 1989-05-10
ES8801526A1 (es) 1988-01-16
GB2171637B (en) 1988-11-23
AU572440B2 (en) 1988-05-05
NO169745C (no) 1992-07-29
ES8800861A1 (es) 1987-12-01
ES551027A0 (es) 1988-01-16
CA1252991A (en) 1989-04-25
NO169745B (no) 1992-04-21
MX160305A (es) 1990-01-31
SE8505951L (sv) 1986-06-18
JPS61167522A (ja) 1986-07-29
IT1177430B (it) 1987-08-26
DK164090B (da) 1992-05-11
IT8424090A1 (it) 1986-06-17
GR853018B (it) 1986-04-15
SE8505951D0 (sv) 1985-12-16
GB8531060D0 (en) 1986-01-29
FR2574951B1 (fr) 1990-04-06
AU5082885A (en) 1986-06-26
DE3544437A1 (de) 1986-06-19
DK587985D0 (da) 1985-12-17
CN85108647A (zh) 1986-07-09
DK164090C (da) 1992-10-05
DK587985A (da) 1986-06-18
NO855060L (no) 1986-06-18
FR2574951A1 (fr) 1986-06-20
ES557651A0 (es) 1987-12-01
BR8506179A (pt) 1986-05-13
GB2171637A (en) 1986-09-03
IT8424090A0 (it) 1984-12-17
US4673540A (en) 1987-06-16

Similar Documents

Publication Publication Date Title
SE465662B (sv) Saett och anordning foer att framstaella en kaerna till optikfibrer
FR2363419A1 (fr) Element en matiere plastique renforcee par des fibres, procede et machine pour sa fabrication
US3884024A (en) Twisting device for the SZ twisting of electrical cables
US4135869A (en) Apparatus for producing a continuous flexible tubular conduit
HU179313B (en) Method and apparatus for sz-twisting by layers of kink elements on flexible core
EP0027098A1 (de) Verfahren und Einrichtung zur Herstellung von längsverstärkten Kunststoffrohren
WO1999054542A3 (en) Apparatus for helically assembling at least two filaments
DE3824757A1 (de) Verfahren zur verstaerkung von langgestreckten profilen
DE2833701C3 (de) Vorrichtung zum SZ-Verseilen von Verseilelementen elektrischer oder optischer Kabel und Leitungen
GB1573331A (en) Methods of and apparatuses for producing multiple core power current cables or conductors
JPH02230108A (ja) 光ケーブルのための円周方向に剛性を有する可撓チューブの製作方法
US4224788A (en) Apparatus for SZ twisting twist elements of electric cables and lines as well as method of operating this apparatus
GB2134842A (en) Manufacturing optical cable with an optical fibre disposed loosely within a helical protective package
DE1105015B (de) Maschine zum Herstellen von Verseilelementen fuer den Aufbau elektrischer Kabel
FI82718C (fi) Foerfarande foer framstaellning av staollinor och en maskin foer tvinning av staolling foer genomfoerande av foerfarandet.
EP0336052B1 (de) Einrichtung zum wendelförmigen Aufbringen von band- oder fadenförmigem Material auf langgestrecktes Gut
FI91681C (fi) Laitteisto optisen kuitukimpun kiinnittämiseksi kaapelirungon uriin menetelmä kuitujen ylipituuden säätämiseksi urissa
DE3802631C2 (it)
JPH02242987A (ja) 繊維複合材撚り線用素線，同撚り線，並びにそれらの製造方法
GB1576339A (en) Manufacture of elongate optical fibre waveguide structures
JP3760994B2 (ja) Ｆｒｐスプリング
US4207127A (en) Method of producing a continuous flexible tubular conduit
SU378327A1 (ru) Устройство для непрерывного изготовления трубчатых изделий из армированных пластиков
GB2056336A (en) Apparatus and method for producing a continuous flexible tubular conduit
DE2510643A1 (de) Verfahren zur abschnittsweise mit wechselnder drallrichtung bzw. dralllaenge erfolgenden verseilung von verseilelementen

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 8505951-7

Format of ref document f/p: F

NUG Patent has lapsed