CA1088263A - Dielectric optical waveguides - Google Patents

Dielectric optical waveguides

Info

Publication number
CA1088263A
CA1088263A CA252,493A CA252493A CA1088263A CA 1088263 A CA1088263 A CA 1088263A CA 252493 A CA252493 A CA 252493A CA 1088263 A CA1088263 A CA 1088263A
Authority
CA
Canada
Prior art keywords
sleeve
fibre
oven
diameter
polymer
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
CA252,493A
Other languages
English (en)
French (fr)
Inventor
Lynden A. Jackson
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.)
Post Office
Original Assignee
Post Office
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 Post Office filed Critical Post Office
Application granted granted Critical
Publication of CA1088263A publication Critical patent/CA1088263A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00663—Production of light guides
    • B29D11/00711—Production of light guides by shrinking the sleeve or cladding onto the core
    • 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
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/91—Heating, e.g. for cross linking
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
    • C03C25/10—Coating
    • C03C25/104—Coating to obtain optical fibres
    • C03C25/106—Single coatings
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
    • C03C25/10—Coating
    • C03C25/12—General methods of coating; Devices therefor
    • C03C25/18—Extrusion
    • 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
    • G02B6/4483—Injection or filling devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
CA252,493A 1975-05-14 1976-05-13 Dielectric optical waveguides Expired CA1088263A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB20345/76A GB1538853A (en) 1975-05-14 1975-05-14 Dielectric optical waveguides
GB20345/75 1975-05-14

Publications (1)

Publication Number Publication Date
CA1088263A true CA1088263A (en) 1980-10-28

Family

ID=10144418

Family Applications (1)

Application Number Title Priority Date Filing Date
CA252,493A Expired CA1088263A (en) 1975-05-14 1976-05-13 Dielectric optical waveguides

Country Status (8)

Country Link
JP (1) JPS6012292B2 (OSRAM)
AU (1) AU501561B2 (OSRAM)
CA (1) CA1088263A (OSRAM)
DE (1) DE2621508C2 (OSRAM)
FR (1) FR2311324A1 (OSRAM)
GB (1) GB1538853A (OSRAM)
NL (1) NL181182C (OSRAM)
SE (1) SE428729B (OSRAM)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5395870A (en) * 1977-02-02 1978-08-22 Hitachi Shomei Kk Method of boring work for deep drawing products
GB2072870B (en) * 1980-02-21 1984-01-11 Nippon Telegraph & Telephone Method for preparing optical fibres
DE3111963C2 (de) 1981-03-26 1986-07-17 Siemens AG, 1000 Berlin und 8000 München Verfahren und Einrichtung zur Herstellung einer Lichtwellenleiter-Ader
GB2128358A (en) * 1982-10-15 1984-04-26 Standard Telephones Cables Ltd Telecommunications cable manufacture
FI75939C (fi) * 1983-05-30 1988-08-08 Nokia Oy Ab Foerfarande och anordning foer att aostadkomma en oeverlopps fiberlaengd vid sekundaermantling av en optisk fiber.
EP0129372A3 (en) * 1983-06-20 1987-04-15 Imperial Chemical Industries Plc Improved optical fibre cable
GB8428878D0 (en) * 1984-11-15 1984-12-27 British Telecomm Telecommunications cable
US4767183A (en) * 1986-05-12 1988-08-30 Westinghouse Electric Corp. High strength, heavy walled cable construction
US4870635A (en) * 1986-09-19 1989-09-26 International Business Machines Corporation Precision measurement and positioning system for disk storage system
DE3822566A1 (de) * 1988-07-04 1990-01-11 Rheydt Kabelwerk Ag Verfahren zur herstellung eines optischen kabels
DE4303116A1 (de) * 1993-02-04 1994-08-11 Oberspree Habelwerk Gmbh Verfahren zur Herstellung von Adern mit optischen Fasern
DE29718521U1 (de) * 1997-10-18 1998-01-02 Alcatel Alsthom Compagnie Générale d'Electricité, Paris Vorrichtung zum Aufbringen eines Beschichtungsmaterials auf eine Faser
DE10046587A1 (de) * 2000-09-20 2002-03-28 Scc Special Comm Cables Gmbh Anordnung und Verfahren zur Herstellung einer optischen Ader mit mindestens einer Lichtleitfaser
CN115674624B (zh) * 2023-01-04 2023-03-03 长沙友宝电气装备有限公司 一种电线电缆绝缘护套挤塑成型工艺及设备

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3275730A (en) * 1962-12-24 1966-09-27 Hercules Inc Method and apparatus for orienting an extruded polymeric wire coating
JPS4921156A (OSRAM) * 1972-06-14 1974-02-25
DE2302662C2 (de) * 1973-01-19 1983-09-01 Siemens AG, 1000 Berlin und 8000 München Nachrichtenkabel
GB1371740A (en) * 1973-03-29 1974-10-23 Standard Telephones Cables Ltd Coating optical fibres
JPS5050938A (OSRAM) * 1973-09-04 1975-05-07

Also Published As

Publication number Publication date
AU1387276A (en) 1977-11-17
JPS6012292B2 (ja) 1985-04-01
NL7605089A (nl) 1976-11-16
JPS52435A (en) 1977-01-05
FR2311324B1 (OSRAM) 1983-02-18
AU501561B2 (en) 1979-06-21
SE428729B (sv) 1983-07-18
DE2621508A1 (de) 1976-11-25
FR2311324A1 (fr) 1976-12-10
NL181182C (nl) 1987-07-01
NL181182B (nl) 1987-02-02
SE7605526L (sv) 1976-11-15
GB1538853A (en) 1979-01-24
DE2621508C2 (de) 1987-02-12

Similar Documents

Publication Publication Date Title
US4127370A (en) Apparatus for forming dielectric optical waveguides
CA1088263A (en) Dielectric optical waveguides
CA1324258C (en) Methods of and apparatus for coating optical fiber and products produced thereby
KR910005187B1 (ko) 공동의 광 전도체와 그 제조 방법 및 장치
US4414165A (en) Method and device for producing an optical transmission element
EP1469329A2 (en) Cable for use in an air blowing installation and apparatus for manufacturing the same
US4370355A (en) Methods of and apparatus for coating lightguide fiber
CA1200062A (en) Optical cable elements
GB1526777A (en) Method and apparatus for sheathing fibres
WO1988005380A1 (en) A polymeric optical waveguide, a method and an apparatus for the preparation thereof by coextrusion
SU980612A3 (ru) Способ защиты гибкого жгута стекловолокна
SE434930B (sv) Forfaringssett och anordning for att invendigt kyla extruderade rorformiga foremal med hjelp av flytande kveve
GB2079970A (en) Improvements in or relating to optical cable elements
WO1995018396A1 (en) A secondary coating line
EP0189304A2 (en) Optical cable manufacture
WO2011144815A1 (en) Method and arrangement in connection with a fibre coating line
GB2169722A (en) Manufacture of optical fibre cables using gas feed
KR100547795B1 (ko) 공기압 포설용 케이블 및 그 제조 장치
GB1561466A (en) Coating of fibres
US5015508A (en) Methods of and a device for causing a fluid to be moved into engagement with a moving elongated material
GB1560750A (en) Coating optical fibres
EP0338855A2 (en) Method and apparatus for making an optical fibre member
SU625352A2 (ru) Устройство дл плакировани волокнистым материалом термопластичных труб
JPH03265801A (ja) 通信用線材の布設方法および装置
GB2246086A (en) Coating cables

Legal Events

Date Code Title Description
MKEX Expiry