JP7387770B2 - 光ファイバケーブル - Google Patents

光ファイバケーブル Download PDF

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Publication number
JP7387770B2
JP7387770B2 JP2021575694A JP2021575694A JP7387770B2 JP 7387770 B2 JP7387770 B2 JP 7387770B2 JP 2021575694 A JP2021575694 A JP 2021575694A JP 2021575694 A JP2021575694 A JP 2021575694A JP 7387770 B2 JP7387770 B2 JP 7387770B2
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JP
Japan
Prior art keywords
optical fiber
intervening layer
core
fibers
fiber cable
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.)
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JP2021575694A
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English (en)
Japanese (ja)
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JPWO2021157334A1 (https=
JPWO2021157334A5 (https=
Inventor
興泉 向井
正敏 大野
健 大里
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
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Fujikura Ltd
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Publication date
Application filed by Fujikura Ltd filed Critical Fujikura Ltd
Publication of JPWO2021157334A1 publication Critical patent/JPWO2021157334A1/ja
Publication of JPWO2021157334A5 publication Critical patent/JPWO2021157334A5/ja
Application granted granted Critical
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    • 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
    • G02B6/4479—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
    • G02B6/4432—Protective covering with fibre reinforcements
    • 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
    • G02B6/4486—Protective covering
    • G02B6/4488—Protective covering using metallic tubes

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  • 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)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
JP2021575694A 2020-02-07 2021-01-19 光ファイバケーブル Active JP7387770B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020019604 2020-02-07
JP2020019604 2020-02-07
PCT/JP2021/001627 WO2021157334A1 (ja) 2020-02-07 2021-01-19 光ファイバケーブルおよび光ファイバケーブルの製造方法

Publications (3)

Publication Number Publication Date
JPWO2021157334A1 JPWO2021157334A1 (https=) 2021-08-12
JPWO2021157334A5 JPWO2021157334A5 (https=) 2022-07-26
JP7387770B2 true JP7387770B2 (ja) 2023-11-28

Family

ID=77199262

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021575694A Active JP7387770B2 (ja) 2020-02-07 2021-01-19 光ファイバケーブル

Country Status (8)

Country Link
US (1) US20220390701A1 (https=)
EP (1) EP4102275A4 (https=)
JP (1) JP7387770B2 (https=)
CN (1) CN114641717A (https=)
AU (1) AU2021217841A1 (https=)
CA (1) CA3161708A1 (https=)
TW (1) TWI770784B (https=)
WO (1) WO2021157334A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250067947A1 (en) * 2021-12-27 2025-02-27 Fujikura Ltd. Optical fiber assembly and optical cable
EP4459342A4 (en) * 2021-12-27 2025-12-31 Fujikura Ltd FIBER OPTIC AND OPTICAL CABLE ASSEMBLY
CA3246287A1 (en) * 2022-03-24 2025-06-13 Fujikura Ltd. FIBER OPTIC CABLE
EP4524633A1 (en) * 2023-09-15 2025-03-19 HFCL Limited Compact armored intermittently bonded ribbon cables

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030118295A1 (en) 2001-12-26 2003-06-26 Lail Jason C. Fiber optic cable having a ripcord
CN2842458Y (zh) 2005-08-02 2006-11-29 江苏通光信息有限公司 防鼠咬软光缆
JP2014006376A (ja) 2012-06-25 2014-01-16 Fujikura Ltd 光ファイバケーブル及びその製造方法
CN107340577A (zh) 2017-08-01 2017-11-10 长飞光纤光缆股份有限公司 一种自承层绞式防鼠咬光缆及其制造方法
JP2018189962A (ja) 2017-05-09 2018-11-29 株式会社フジクラ 光ファイバケーブルおよび光ファイバケーブルの製造方法
WO2018221142A1 (ja) 2017-06-02 2018-12-06 株式会社フジクラ 光ファイバケーブル及び光ファイバケーブルの製造方法

Family Cites Families (19)

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Publication number Priority date Publication date Assignee Title
US4875757A (en) * 1986-06-20 1989-10-24 Northern Telecom Limited Optical cable
US5029974A (en) * 1990-01-22 1991-07-09 Alcatel Na Cable Systems, Inc. Unitube optical fiber cable
DE4020800C2 (de) * 1990-06-27 1999-01-07 Siemens Ag Verfahren zur Herstellung einer zugfeste Elemente enthaltenden Kunststoffhülle
JP3540479B2 (ja) * 1995-12-22 2004-07-07 株式会社フジクラ Ｓｚ撚線の製造装置
FR2756935B1 (fr) 1996-12-09 1999-01-08 Alsthom Cge Alcatel Cable a fibres optiques renforce, de structure unitube
US5917977A (en) * 1997-09-16 1999-06-29 Siecor Corporation Composite cable
US6459836B1 (en) * 1999-12-16 2002-10-01 Avaya Technology Corp. Corrugated armor for providing protection and tensile stiffness
US6563991B1 (en) * 2000-06-13 2003-05-13 Alcatel Optical fiber cable for easy access to ripcords and having ripcord reliability
AU2002358588A1 (en) * 2002-12-03 2004-06-23 Pirelli And C. S.P.A. High count telecommunication optical cable with controlled fiber length, method and apparatus for manufacturing the same
US6775444B1 (en) * 2003-02-28 2004-08-10 Corning Cable Systems Llc Fiber optic assemblies and methods of making the same
KR20100065764A (ko) * 2008-12-08 2010-06-17 글로벌광통신 (주) 스틸 외장 광섬유 케이블
US9669592B2 (en) * 2012-07-27 2017-06-06 Corning Optical Communications LLC Method of manufacturing a fiber optic drop cable
CN103135189B (zh) * 2013-03-14 2018-12-14 东捷光电科技(苏州)有限公司 一种包含机房用铠装光缆的分支器组件
US9482839B2 (en) * 2013-08-09 2016-11-01 Corning Cable Systems Llc Optical fiber cable with anti-split feature
JP6134365B2 (ja) * 2015-10-09 2017-05-24 株式会社フジクラ 光ファイバケーブル
JP6298503B2 (ja) * 2016-08-04 2018-03-20 株式会社フジクラ 光ファイバケーブル
CA3038632C (en) * 2016-09-30 2021-05-18 Fujikura Ltd. Optical fiber colored core wire, optical fiber cable, and method of manufacturing optical fiber colored core wire
JP6851960B2 (ja) * 2017-12-21 2021-03-31 株式会社フジクラ 光ファイバケーブル
JP7121272B2 (ja) 2018-07-31 2022-08-18 キョーラク株式会社 構造体の製造方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030118295A1 (en) 2001-12-26 2003-06-26 Lail Jason C. Fiber optic cable having a ripcord
CN2842458Y (zh) 2005-08-02 2006-11-29 江苏通光信息有限公司 防鼠咬软光缆
JP2014006376A (ja) 2012-06-25 2014-01-16 Fujikura Ltd 光ファイバケーブル及びその製造方法
JP2018189962A (ja) 2017-05-09 2018-11-29 株式会社フジクラ 光ファイバケーブルおよび光ファイバケーブルの製造方法
WO2018221142A1 (ja) 2017-06-02 2018-12-06 株式会社フジクラ 光ファイバケーブル及び光ファイバケーブルの製造方法
CN107340577A (zh) 2017-08-01 2017-11-10 长飞光纤光缆股份有限公司 一种自承层绞式防鼠咬光缆及其制造方法

Also Published As

Publication number Publication date
EP4102275A1 (en) 2022-12-14
TWI770784B (zh) 2022-07-11
WO2021157334A1 (ja) 2021-08-12
US20220390701A1 (en) 2022-12-08
JPWO2021157334A1 (https=) 2021-08-12
AU2021217841A1 (en) 2022-05-26
EP4102275A4 (en) 2024-03-06
CA3161708A1 (en) 2021-08-12
TW202132845A (zh) 2021-09-01
CN114641717A (zh) 2022-06-17

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