AU501561B2 - Sheathed optical filter & apparatus - Google Patents

Sheathed optical filter & apparatus

Info

Publication number
AU501561B2
AU501561B2 AU13872/76A AU1387276A AU501561B2 AU 501561 B2 AU501561 B2 AU 501561B2 AU 13872/76 A AU13872/76 A AU 13872/76A AU 1387276 A AU1387276 A AU 1387276A AU 501561 B2 AU501561 B2 AU 501561B2
Authority
AU
Australia
Prior art keywords
optical filter
sheathed optical
sheathed
filter
optical
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
AU13872/76A
Other versions
AU1387276A (en
Inventor
La 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.)
British Telecommunications PLC
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
Publication of AU1387276A publication Critical patent/AU1387276A/en
Application granted granted Critical
Publication of AU501561B2 publication Critical patent/AU501561B2/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)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Ophthalmology & Optometry (AREA)
  • Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (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)
AU13872/76A 1975-05-14 1976-05-12 Sheathed optical filter & apparatus Expired AU501561B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB20345/75 1975-05-14
GB20345/76A GB1538853A (en) 1975-05-14 1975-05-14 Dielectric optical waveguides

Publications (2)

Publication Number Publication Date
AU1387276A AU1387276A (en) 1977-11-17
AU501561B2 true AU501561B2 (en) 1979-06-21

Family

ID=10144418

Family Applications (1)

Application Number Title Priority Date Filing Date
AU13872/76A Expired AU501561B2 (en) 1975-05-14 1976-05-12 Sheathed optical filter & apparatus

Country Status (8)

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

Families Citing this family (13)

* 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
GB2128358A (en) * 1982-10-15 1984-04-26 Standard Telephones Cables Ltd Telecommunications cable manufacture
FI75939C (en) * 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 (en) * 1988-07-04 1990-01-11 Rheydt Kabelwerk Ag Method for producing an optical cable
DE4303116A1 (en) * 1993-02-04 1994-08-11 Oberspree Habelwerk Gmbh Process for producing buffered optical fibres
DE29718521U1 (en) * 1997-10-18 1998-01-02 Alcatel Alsthom Compagnie Générale d'Electricité, Paris Device for applying a coating material to a fiber
DE10046587A1 (en) * 2000-09-20 2002-03-28 Scc Special Comm Cables Gmbh Optical data-carrying cable manufacturing line has cooling for plastic coated cable between two take-off units
CN115674624B (en) * 2023-01-04 2023-03-03 长沙友宝电气装备有限公司 Extrusion molding process and equipment for wire and cable insulating sheath

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 (en) * 1972-06-14 1974-02-25
DE2302662C2 (en) * 1973-01-19 1983-09-01 Siemens AG, 1000 Berlin und 8000 München Communication cable
GB1371740A (en) * 1973-03-29 1974-10-23 Standard Telephones Cables Ltd Coating optical fibres
JPS5050938A (en) * 1973-09-04 1975-05-07

Also Published As

Publication number Publication date
SE7605526L (en) 1976-11-15
SE428729B (en) 1983-07-18
FR2311324B1 (en) 1983-02-18
AU1387276A (en) 1977-11-17
JPS52435A (en) 1977-01-05
DE2621508C2 (en) 1987-02-12
NL181182B (en) 1987-02-02
FR2311324A1 (en) 1976-12-10
JPS6012292B2 (en) 1985-04-01
NL7605089A (en) 1976-11-16
DE2621508A1 (en) 1976-11-25
NL181182C (en) 1987-07-01
GB1538853A (en) 1979-01-24
CA1088263A (en) 1980-10-28

Similar Documents

Publication Publication Date Title
JPS5344056A (en) Optical apparatus
AU1388676A (en) Filter
AU513358B2 (en) Filter apparatus
AU501590B2 (en) Optical focussing device
JPS5342761A (en) Optical apparatus
AU2080476A (en) Filter
AU501561B2 (en) Sheathed optical filter & apparatus
GB1489358A (en) Optical cable
JPS51136266A (en) Waveguide filter
AU502789B2 (en) Photographic apparatus
JPS5339175A (en) Optical apparatus
JPS5451828A (en) Optical apparatus
AU527437B2 (en) Filtration apparatus
GB1552696A (en) Optical waveguides
AU506932B2 (en) Optical system
AU504423B2 (en) Optical fibre
AU500176B2 (en) Filter apparatus
JPS5263351A (en) Optical cable
JPS51129239A (en) Optical apparatus
GB1507809A (en) Optical apparatus
CA1028845A (en) Optical testing apparatus
GB1555992A (en) Optical apparatus
JPS5223952A (en) Optical microscope
GB1539181A (en) Optical apparatus
AU2080576A (en) Filter