DE60221946D1 - Schutzrohr zur Verwendung in optischen Kabeln mit einfachem und sicherem Zugang zu den optischen Glasfasern - Google Patents

Schutzrohr zur Verwendung in optischen Kabeln mit einfachem und sicherem Zugang zu den optischen Glasfasern

Info

Publication number
DE60221946D1
DE60221946D1 DE60221946T DE60221946T DE60221946D1 DE 60221946 D1 DE60221946 D1 DE 60221946D1 DE 60221946 T DE60221946 T DE 60221946T DE 60221946 T DE60221946 T DE 60221946T DE 60221946 D1 DE60221946 D1 DE 60221946D1
Authority
DE
Germany
Prior art keywords
tube
easy
optical fibers
protective tube
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 - Lifetime
Application number
DE60221946T
Other languages
English (en)
Other versions
DE60221946T2 (de
Inventor
Brian G Risch
Geoff Witt
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.)
Draka Comteq BV
Original Assignee
Draka Comteq BV
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 Draka Comteq BV filed Critical Draka Comteq BV
Application granted granted Critical
Publication of DE60221946D1 publication Critical patent/DE60221946D1/de
Publication of DE60221946T2 publication Critical patent/DE60221946T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Details Of Indoor Wiring (AREA)
  • Insulated Conductors (AREA)
DE60221946T 2001-11-02 2002-10-10 Schutzrohr zur Verwendung in optischen Kabeln mit einfachem und sicherem Zugang zu den optischen Glasfasern Expired - Lifetime DE60221946T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/985,398 US6707973B2 (en) 2001-11-02 2001-11-02 Buffer tube design for easy and reliable access in mid-span
US985398 2001-11-02

Publications (2)

Publication Number Publication Date
DE60221946D1 true DE60221946D1 (de) 2007-10-04
DE60221946T2 DE60221946T2 (de) 2008-05-15

Family

ID=25531447

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60221946T Expired - Lifetime DE60221946T2 (de) 2001-11-02 2002-10-10 Schutzrohr zur Verwendung in optischen Kabeln mit einfachem und sicherem Zugang zu den optischen Glasfasern

Country Status (5)

Country Link
US (1) US6707973B2 (de)
EP (1) EP1308763B1 (de)
AT (1) ATE371204T1 (de)
DE (1) DE60221946T2 (de)
ES (1) ES2292672T3 (de)

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US6931190B2 (en) * 2002-02-18 2005-08-16 Fujikura Ltd. Optical fiber unit for air blown fiber installation
CA2836758C (en) * 2003-05-23 2017-06-27 Roger D. Chamberlain Intelligent data processing system and method using fpga devices
US6941049B2 (en) * 2003-06-18 2005-09-06 Alcatel Fiber optic cable having no rigid strength members and a reduced coefficient of thermal expansion
US7813641B1 (en) * 2007-01-12 2010-10-12 Nextel Communications Company L.P. Fiber optic cable topology for fiber optic repeater distributed antenna system
US8929702B2 (en) * 2007-05-21 2015-01-06 Schlumberger Technology Corporation Modular opto-electrical cable unit
US7970247B2 (en) * 2008-09-12 2011-06-28 Draka Comteq B.V. Buffer tubes for mid-span storage
US7974507B2 (en) * 2008-09-12 2011-07-05 Draka Comteq, B.V. High-fiber-density optical fiber cable
US8401353B2 (en) * 2008-09-12 2013-03-19 Draka Comteq B.V. Optical fiber cable assembly
CN106405766A (zh) * 2009-03-16 2017-02-15 普睿司曼股份公司 光缆
US8625944B1 (en) 2009-05-13 2014-01-07 Draka Comteq, B.V. Low-shrink reduced-diameter buffer tubes
US8625945B1 (en) 2009-05-13 2014-01-07 Draka Comteq, B.V. Low-shrink reduced-diameter dry buffer tubes
CN103221460B (zh) * 2010-09-29 2015-11-25 陶氏环球技术有限责任公司 用于缆线的柔性加强件
CA2851877C (en) 2011-10-17 2021-02-09 Schlumberger Canada Limited Dual use cable with fiber optic packaging for use in wellbore operations
US9201208B2 (en) * 2011-10-27 2015-12-01 Corning Cable Systems Llc Cable having core, jacket and polymeric jacket access features located in the jacket
US9110268B2 (en) * 2011-11-30 2015-08-18 Corning Cable Systems Llc Cable pulling grip having toolless removal
US9244237B2 (en) * 2012-02-06 2016-01-26 Tyco Electronics Corporation Optical fiber with resilient jacket
GB2518774B (en) 2012-06-28 2020-01-29 Schlumberger Holdings High power opto-electrical cable with multiple power and telemetry paths
US10139579B2 (en) 2013-07-29 2018-11-27 Prysmian S.P.A. Optical cable for terrestrial networks
BR112016007837B1 (pt) 2013-10-18 2021-11-30 Dow Global Technologies Llc Componente de proteção de cabo óptico extrudido e cabo de fibra óptica
CA2927156C (en) 2013-10-18 2021-10-26 Dow Global Technologies Llc Optical fiber cable components
CA2971180C (en) 2014-12-19 2023-08-22 Dow Global Technologies Llc Cable jackets having designed microstructures and methods for making cable jackets having designed microstructures
WO2016122446A1 (en) 2015-01-26 2016-08-04 Schlumberger Canada Limited Electrically conductive fiber optic slickline for coiled tubing operations
EP3278157B1 (de) * 2015-03-31 2021-11-17 Dow Global Technologies LLC Flutungsverbindungen für telekommunikationskabel
WO2017027283A1 (en) * 2015-08-11 2017-02-16 Corning Optical Communications LLC Optical fiber cable
EP3467023B1 (de) * 2016-06-07 2021-08-04 Sumitomo Chemical Company, Limited Propylenharzzusammensetzung und spritzgussgegenstand daraus
US10049789B2 (en) 2016-06-09 2018-08-14 Schlumberger Technology Corporation Compression and stretch resistant components and cables for oilfield applications
EP3475748B1 (de) * 2016-06-23 2023-11-08 Corning Optical Communications LLC Feuerhemmendes glasfaserkabel
US11592633B2 (en) * 2019-09-05 2023-02-28 Sterlite Technologies Limited Dual layer buffer tube
CN114280744B (zh) * 2021-12-27 2024-02-20 远东电缆有限公司 一种光纤复合缆及其制备方法和用途

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US4143942A (en) * 1976-10-26 1979-03-13 Belden Corporation Fiber optic cable and method of making same
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DE3574290D1 (en) 1984-10-12 1989-12-21 Siemens Ag Protective coating for at least one optical fibre
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US4983333A (en) 1989-02-16 1991-01-08 Siecor Corporation Method for controlling excess fiber length in a loose tube optical fiber buffer tube
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US5201020A (en) 1990-11-08 1993-04-06 Corning Incorporated Reinforced protective tube for optical waveguide fibers
US5050302A (en) * 1991-02-26 1991-09-24 Siecor Corporation Tool for slitting the exterior layer of cylindrical objects
US5093992A (en) * 1991-06-17 1992-03-10 Temple Jr Kenneth D Optical fiber access tool
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US5443536A (en) 1994-09-26 1995-08-22 Pirelli Cable Corporation Tube slitting tool for accessing optical fibers in a buffer tube
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US5684910A (en) * 1996-06-24 1997-11-04 Lucent Technologies Inc. Buffered optical fiber having a strippable buffer layer
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JPH10232333A (ja) * 1997-02-20 1998-09-02 Sumitomo Electric Ind Ltd 光ファイバユニットおよびその製造方法
US5911023A (en) 1997-07-10 1999-06-08 Alcatel Alsthom Compagnie Generale D'electricite Polyolefin materials suitable for optical fiber cable components
JPH11231184A (ja) * 1998-02-13 1999-08-27 Sumitomo Electric Ind Ltd 光ファイバユニット
US6215932B1 (en) * 1999-09-15 2001-04-10 Lucent Technologies Inc. Stacks of optical fiber ribbons closely bound by respective buffer encasements with relatively hard exteriors and relatively soft interiors, associated methods, and associated fiber optic cables

Also Published As

Publication number Publication date
US6707973B2 (en) 2004-03-16
EP1308763A2 (de) 2003-05-07
ES2292672T3 (es) 2008-03-16
DE60221946T2 (de) 2008-05-15
US20030099446A1 (en) 2003-05-29
ATE371204T1 (de) 2007-09-15
EP1308763B1 (de) 2007-08-22
EP1308763A3 (de) 2005-04-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition