CA1219515A - Intumescent fire protective sheaths - Google Patents

Intumescent fire protective sheaths

Info

Publication number
CA1219515A
CA1219515A CA000454655A CA454655A CA1219515A CA 1219515 A CA1219515 A CA 1219515A CA 000454655 A CA000454655 A CA 000454655A CA 454655 A CA454655 A CA 454655A CA 1219515 A CA1219515 A CA 1219515A
Authority
CA
Canada
Prior art keywords
conduit
layer
sheet
electrical cable
fire protective
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
CA000454655A
Other languages
English (en)
French (fr)
Inventor
Richard P. Merry
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Application granted granted Critical
Publication of CA1219515A publication Critical patent/CA1219515A/en
Expired 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
    • G02B6/4436—Heat resistant
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/29—Protection against damage caused by extremes of temperature or by flame
    • H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/2936—Wound or wrapped core or coating [i.e., spiral or helical]

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Insulated Conductors (AREA)
  • Details Of Indoor Wiring (AREA)
  • Laminated Bodies (AREA)
  • Installation Of Indoor Wiring (AREA)
  • Laying Of Electric Cables Or Lines Outside (AREA)
CA000454655A 1983-06-07 1984-05-18 Intumescent fire protective sheaths Expired CA1219515A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/501,887 US4513173A (en) 1983-06-07 1983-06-07 Intumescent fire protective sheaths
US501,887 1983-06-07

Publications (1)

Publication Number Publication Date
CA1219515A true CA1219515A (en) 1987-03-24

Family

ID=23995426

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000454655A Expired CA1219515A (en) 1983-06-07 1984-05-18 Intumescent fire protective sheaths

Country Status (5)

Country Link
US (1) US4513173A (cg-RX-API-DMAC10.html)
EP (1) EP0128038B1 (cg-RX-API-DMAC10.html)
JP (1) JPS607011A (cg-RX-API-DMAC10.html)
CA (1) CA1219515A (cg-RX-API-DMAC10.html)
DE (1) DE3465537D1 (cg-RX-API-DMAC10.html)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3544810A1 (de) * 1985-12-18 1987-06-19 Eilentropp Hew Kabel Schutzhuelle gegen hitze- und feuereinwirkung von aussen fuer strangfoermiges gut
GB8815977D0 (en) * 1988-07-05 1988-08-10 British Telecomm Transmission line ducts
US4889400A (en) * 1988-08-08 1989-12-26 The Boeing Company Thermal resistivity coatings for optical fibers
EP0461466B1 (en) * 1990-06-01 1995-05-31 Nisshinbo Industries, Inc. Heat-resistant adhesive and adhesion method using said adhesive
CA2111545C (en) * 1993-12-15 2007-04-03 Michael P. Sakno Water impervious intumescent firestop collapsing conduit
JPH1089545A (ja) * 1996-09-18 1998-04-10 Toosetsu Kk 防火区画貫通部材
AU2001252133B2 (en) * 2000-02-21 2005-10-27 Prysmian Cavi E Sistemi Energia S.R.L. Impact-resistant self-extinguishing cable
FR2833679B1 (fr) * 2001-12-18 2004-05-14 Fed Mogul Systems Prot Group Gaine de protection refermable par recouvrement et utilisation de cette gaine
FR2837494B1 (fr) * 2002-03-21 2006-06-23 Cit Alcatel Composition intumescente non-hallogenee pour gaine de cable de telecommunication
DE20205505U1 (de) * 2002-04-09 2003-08-28 HTI Maschinen- und Apparatebau GmbH, 76855 Annweiler Schutzhülle für langgestreckte Gegenstände wie elektrische Kabel, Rohrleitungen o.dgl. gegen Einwirkung oder Ausbreitung von Hitze und/oder Feuer
US20050045368A1 (en) * 2003-09-02 2005-03-03 Keogh Michael John Dual layer wire and cable
US7410687B2 (en) 2004-06-08 2008-08-12 Trex Co Inc Variegated composites and related methods of manufacture
US8178177B2 (en) * 2005-02-11 2012-05-15 3M Innovative Properties Company Duct wrap and method for fire protecting a duct
DE102006037274B4 (de) * 2006-08-09 2017-11-02 Airbus Operations Gmbh Brandhemmende Kabelführung für elektrische Leitungen in feuergefährdeten Bereichen in Flugzeugen
WO2008103525A2 (en) * 2007-02-19 2008-08-28 3M Innovative Properties Company Flexible fibrous material, pollution control device, and methods of making the same
US8397452B2 (en) * 2009-10-15 2013-03-19 Specified Technologies Inc. Firestopping bushing
US8887458B2 (en) 2009-10-22 2014-11-18 Specified Technologies Inc. Self-adjusting firestopping sleeve apparatus with flexibly resilient supplemental constriction means
USD657232S1 (en) 2010-08-17 2012-04-10 Specified Technologies, Inc. Firestopping bushing made from two separate identical parts
DE102012212205A1 (de) * 2012-07-12 2014-05-15 Tyco Electronics Raychem Gmbh Behältnis für einen elektrischen oder optischen Leiter
US9859038B2 (en) 2012-08-10 2018-01-02 General Cable Technologies Corporation Surface modified overhead conductor
GB201301431D0 (en) * 2013-01-28 2013-03-13 Rolls Royce Plc Component having a heat protection system
WO2014130683A1 (en) 2013-02-20 2014-08-28 Crane Engineering, Inc. Self-obstructing flammable fluid carrying conduit
US10957468B2 (en) 2013-02-26 2021-03-23 General Cable Technologies Corporation Coated overhead conductors and methods
AR099038A1 (es) * 2014-01-08 2016-06-22 General Cable Tech Corp Conductor aéreo recubierto
US9853267B2 (en) 2014-02-03 2017-12-26 Ursatech Ltd. Intumescent battery housing
USD737900S1 (en) * 2014-05-09 2015-09-01 Start Manufacturing, Inc. Reel
USD737374S1 (en) * 2014-05-09 2015-08-25 Start Manufacturing, Inc. Reel
US9089726B1 (en) 2014-05-16 2015-07-28 Pyrophobic Systems, Ltd. Passthrough firestops
CA2955812C (en) 2014-08-05 2021-09-07 General Cable Technologies Corporation Fluoro copolymer coatings for overhead conductors
US9517369B2 (en) * 2014-08-12 2016-12-13 Stephen Samouhos Fire stop conduit
US10704751B2 (en) 2014-11-26 2020-07-07 Ursatech Ltd. Downlight firestop
US9803845B2 (en) 2014-11-26 2017-10-31 Ursatech Ltd. Downlight firestop
US9797563B2 (en) 2014-11-26 2017-10-24 Ursatech Ltd. Downlight firestop
CA2992719C (en) 2015-07-21 2022-02-22 General Cable Technologies Corporation Electrical accessories for power transmission systems and methods for preparing such electrical accessories
EP3368809B1 (en) * 2015-10-29 2021-05-19 Favuseal AS Fire protection for pipes
AU2016354540B2 (en) 2015-11-13 2020-11-12 Arkema Inc. Cables coated with fluorocopolymer coatings
US11794043B2 (en) 2019-12-10 2023-10-24 Ursatech Ltd. Ceiling fixture firestop
CN111768914B (zh) * 2020-06-19 2021-12-31 大唐辽源发电厂 一种热缩冷胀型自通断电缆护套
CN113096878B (zh) * 2021-04-08 2022-07-12 深圳思锐科电子有限公司 一种防燃烧线缆
CN115513695A (zh) * 2022-10-24 2022-12-23 广东安诺新材料科技有限公司 一种高压电缆接头防火防爆结构及其制作方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3709706A (en) * 1969-05-16 1973-01-09 Minnesota Mining & Mfg Refractory fibers and other articles of zirconia and silica mixtures
US3795524A (en) * 1971-03-01 1974-03-05 Minnesota Mining & Mfg Aluminum borate and aluminum borosilicate articles
DE2222542A1 (de) * 1972-05-08 1973-11-22 Kabel Metallwerke Ghh Elektrische leitung
US3916057A (en) * 1973-08-31 1975-10-28 Minnesota Mining & Mfg Intumescent sheet material
US4018983A (en) * 1975-04-09 1977-04-19 Pedlow J Watson Electrical arc and fire protective sheath, boot or the like
US4047965A (en) * 1976-05-04 1977-09-13 Minnesota Mining And Manufacturing Company Non-frangible alumina-silica fibers
US4273879A (en) * 1978-03-31 1981-06-16 Minnesota Mining And Manufacturing Company Intumescent fire retardant composites
DE2907473A1 (de) * 1979-02-26 1980-09-04 Kabel Metallwerke Ghh Elektrisches kabel
US4265953A (en) * 1979-03-07 1981-05-05 Minnesota Mining And Manufacturing Company Intumescent stressed skin composite material
JPS5632317U (cg-RX-API-DMAC10.html) * 1979-08-22 1981-03-30
US4305992A (en) * 1979-11-28 1981-12-15 Minnesota Mining And Manufacturing Company Intumescent sheet material

Also Published As

Publication number Publication date
EP0128038A2 (en) 1984-12-12
JPS607011A (ja) 1985-01-14
EP0128038B1 (en) 1987-08-19
JPH0374446B2 (cg-RX-API-DMAC10.html) 1991-11-27
EP0128038A3 (en) 1985-01-16
US4513173A (en) 1985-04-23
DE3465537D1 (en) 1987-09-24

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Legal Events

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MKEX Expiry