IT1171494B - Cavo a fibre ottiche e procedimento per produrlo - Google Patents

Cavo a fibre ottiche e procedimento per produrlo

Info

Publication number
IT1171494B
IT1171494B IT49192/81A IT4919281A IT1171494B IT 1171494 B IT1171494 B IT 1171494B IT 49192/81 A IT49192/81 A IT 49192/81A IT 4919281 A IT4919281 A IT 4919281A IT 1171494 B IT1171494 B IT 1171494B
Authority
IT
Italy
Prior art keywords
procedure
produce
fiber optic
optic cable
cable
Prior art date
Application number
IT49192/81A
Other languages
English (en)
Other versions
IT8149192A0 (it
Inventor
Yukiyasu Negishi
Yukinori Ishida
Yasunori Saito
Shiferu Tanaka
Original Assignee
Sumitomo Electric Industries
Nippon Telegraph & Telephone
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 Sumitomo Electric Industries, Nippon Telegraph & Telephone filed Critical Sumitomo Electric Industries
Publication of IT8149192A0 publication Critical patent/IT8149192A0/it
Application granted granted Critical
Publication of IT1171494B publication Critical patent/IT1171494B/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
    • G02B6/4407—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
    • 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)
  • Communication Cables (AREA)
  • Insulated Conductors (AREA)
IT49192/81A 1980-08-29 1981-08-28 Cavo a fibre ottiche e procedimento per produrlo IT1171494B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55118446A JPS5744107A (en) 1980-08-29 1980-08-29 Optical fiber cable and its manufacture

Publications (2)

Publication Number Publication Date
IT8149192A0 IT8149192A0 (it) 1981-08-28
IT1171494B true IT1171494B (it) 1987-06-10

Family

ID=14736838

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49192/81A IT1171494B (it) 1980-08-29 1981-08-28 Cavo a fibre ottiche e procedimento per produrlo

Country Status (8)

Country Link
US (1) US4491386A (it)
JP (1) JPS5744107A (it)
AU (1) AU538978B2 (it)
CA (1) CA1167674A (it)
DE (1) DE3133695A1 (it)
FR (1) FR2489536B1 (it)
GB (1) GB2082790B (it)
IT (1) IT1171494B (it)

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FR2489536A1 (fr) 1982-03-05
IT8149192A0 (it) 1981-08-28
AU538978B2 (en) 1984-09-06
JPS5744107A (en) 1982-03-12
DE3133695A1 (de) 1982-04-15
FR2489536B1 (fr) 1986-06-20
CA1167674A (en) 1984-05-22
GB2082790B (en) 1985-03-20
AU7436881A (en) 1982-03-04
DE3133695C2 (it) 1989-11-30
US4491386A (en) 1985-01-01
GB2082790A (en) 1982-03-10

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