CA3224254A1 - Optical cable and optical cable manufacturing method - Google Patents

Optical cable and optical cable manufacturing method

Info

Publication number
CA3224254A1
CA3224254A1 CA3224254A CA3224254A CA3224254A1 CA 3224254 A1 CA3224254 A1 CA 3224254A1 CA 3224254 A CA3224254 A CA 3224254A CA 3224254 A CA3224254 A CA 3224254A CA 3224254 A1 CA3224254 A1 CA 3224254A1
Authority
CA
Canada
Prior art keywords
optical fiber
optical
twisting
optical cable
fiber units
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.)
Pending
Application number
CA3224254A
Other languages
English (en)
Inventor
Shogo Shimizu
Soichiro Kaneko
Akira NAMAZUE
Ken Osato
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.)
Fujikura Ltd
Original Assignee
Fujikura Ltd
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 Fujikura Ltd filed Critical Fujikura Ltd
Publication of CA3224254A1 publication Critical patent/CA3224254A1/en
Pending legal-status Critical Current

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
    • 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
    • G02B6/441—Optical cables built up from sub-bundles
    • G02B6/4413—Helical 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
    • G02B6/04—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings formed by bundles of fibres
    • 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
    • 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
    • G02B6/443—Protective covering
    • G02B6/4431—Protective covering with provision in the protective covering, e.g. weak line, for gaining access to one or more fibres, e.g. for branching or tapping
    • 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
    • G02B6/443—Protective covering
    • G02B6/4432—Protective covering with fibre reinforcements
    • G02B6/4433—Double reinforcement laying in straight line with optical transmission element

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Ropes Or Cables (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Communication Cables (AREA)
CA3224254A 2021-07-29 2022-04-19 Optical cable and optical cable manufacturing method Pending CA3224254A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021124564 2021-07-29
JP2021-124564 2021-07-29
PCT/JP2022/018194 WO2023007881A1 (ja) 2021-07-29 2022-04-19 光ケーブル及び光ケーブル製造方法

Publications (1)

Publication Number Publication Date
CA3224254A1 true CA3224254A1 (en) 2023-02-02

Family

ID=85086480

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3224254A Pending CA3224254A1 (en) 2021-07-29 2022-04-19 Optical cable and optical cable manufacturing method

Country Status (9)

Country Link
US (1) US20240329348A1 (https=)
EP (1) EP4379439A4 (https=)
JP (1) JP7636555B2 (https=)
KR (1) KR20240011802A (https=)
CN (1) CN117642664A (https=)
AU (2) AU2022320172A1 (https=)
CA (1) CA3224254A1 (https=)
TW (1) TWI818525B (https=)
WO (1) WO2023007881A1 (https=)

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19810812A1 (de) * 1998-03-12 1999-09-16 Siemens Ag Optisches Übertragungselement sowie Verfahren zur Reduzierung dessen Polarisationsmoden-Dispersion
KR20000023391A (ko) * 1998-09-25 2000-04-25 오카야마 노리오 광 케이블 및 그 제조 방법
CN101943775A (zh) * 2009-07-03 2011-01-12 华为技术有限公司 光缆及光缆系统
US9091830B2 (en) * 2012-09-26 2015-07-28 Corning Cable Systems Llc Binder film for a fiber optic cable
US9482839B2 (en) * 2013-08-09 2016-11-01 Corning Cable Systems Llc Optical fiber cable with anti-split feature
EP3108280A4 (en) * 2014-02-17 2017-09-20 Corning Optical Communications LLC Variable lay stranding
US9557503B2 (en) * 2014-08-08 2017-01-31 Corning Optical Communications LLC Optical fiber cable
WO2016163190A1 (ja) * 2015-04-07 2016-10-13 株式会社フジクラ ルースチューブ、ルースチューブ型光ファイバケーブル、ルースチューブの光ファイバテープの単心分離方法、ルースチューブの製造方法、及び、複数の光ファイバの集線方法
JP6618744B2 (ja) * 2015-09-18 2019-12-11 株式会社フジクラ 光ファイバケーブル、光ファイバケーブルの製造方法および製造装置
US9869838B2 (en) * 2015-11-25 2018-01-16 Fujikura Ltd. Optical fiber cable and method of manufacturing same
JP6981856B2 (ja) * 2017-11-15 2021-12-17 株式会社フジクラ 光ファイバテープの製造方法及び間欠連結型光ファイバテープ
JP2019128363A (ja) * 2018-01-19 2019-08-01 株式会社フジクラ 光ファイバユニットの製造方法、光ファイバユニットの製造装置及び光ファイバユニット
JP7184526B2 (ja) 2018-03-13 2022-12-06 株式会社フジクラ 光ファイバケーブル
CN116299923A (zh) * 2018-09-11 2023-06-23 株式会社藤仓 光纤电缆
HUE067399T2 (hu) * 2018-10-11 2024-10-28 Fujikura Ltd Optikai kábel
JP2020106734A (ja) * 2018-12-28 2020-07-09 株式会社フジクラ 光ファイバユニットの製造方法及び光ファイバユニット製造装置
US11340414B2 (en) * 2019-07-02 2022-05-24 Corning Research & Development Corporation SZ stranded tight-buffered ribbon stacks with binder film
CN111077618A (zh) * 2020-01-21 2020-04-28 江苏南方通信科技有限公司 层绞式光缆正弦绞合方法
JP2021124564A (ja) 2020-02-04 2021-08-30 キヤノン株式会社 画像形成システム

Also Published As

Publication number Publication date
WO2023007881A1 (ja) 2023-02-02
JP7636555B2 (ja) 2025-02-26
EP4379439A1 (en) 2024-06-05
CN117642664A (zh) 2024-03-01
KR20240011802A (ko) 2024-01-26
AU2025259890A1 (en) 2025-11-20
EP4379439A4 (en) 2025-07-02
TWI818525B (zh) 2023-10-11
TW202305432A (zh) 2023-02-01
AU2022320172A1 (en) 2024-01-25
JPWO2023007881A1 (https=) 2023-02-02
US20240329348A1 (en) 2024-10-03

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