CA1321050C - Manufacture of a circumferentially rigid flexible tube for an optical cable - Google Patents

Manufacture of a circumferentially rigid flexible tube for an optical cable

Info

Publication number
CA1321050C
CA1321050C CA000595709A CA595709A CA1321050C CA 1321050 C CA1321050 C CA 1321050C CA 000595709 A CA000595709 A CA 000595709A CA 595709 A CA595709 A CA 595709A CA 1321050 C CA1321050 C CA 1321050C
Authority
CA
Canada
Prior art keywords
flexible
tube
elongate
die
reinforcing elements
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 - Fee Related
Application number
CA000595709A
Other languages
English (en)
French (fr)
Inventor
Peter Harvey
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.)
Balfour Beatty PLC
Original Assignee
BICC PLC
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 BICC PLC filed Critical BICC PLC
Application granted granted Critical
Publication of CA1321050C publication Critical patent/CA1321050C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D23/00—Producing tubular articles
    • B29D23/001—Pipes; Pipe joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/02—Bending or folding
    • B29C53/12—Bending or folding helically, e.g. for making springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/40—Shaping or impregnating by compression not applied
    • B29C70/50—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC]
    • B29C70/52—Pultrusion, i.e. forming and compressing by continuously pulling through a die
    • B29C70/523—Pultrusion, i.e. forming and compressing by continuously pulling through a die and impregnating the reinforcement in the die
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00663—Production of light guides
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0066—Optical filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0075—Light guides, optical cables
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Composite Materials (AREA)
  • Chemical & Material Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Details Of Indoor Wiring (AREA)
  • Laying Of Electric Cables Or Lines Outside (AREA)
  • Insulated Conductors (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Communication Cables (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Insulating Bodies (AREA)
CA000595709A 1988-04-06 1989-04-05 Manufacture of a circumferentially rigid flexible tube for an optical cable Expired - Fee Related CA1321050C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB888808039A GB8808039D0 (en) 1988-04-06 1988-04-06 Manufacture of circumferentially rigid flexible tube for optical cable
GB8808039 1988-04-06

Publications (1)

Publication Number Publication Date
CA1321050C true CA1321050C (en) 1993-08-10

Family

ID=10634658

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000595709A Expired - Fee Related CA1321050C (en) 1988-04-06 1989-04-05 Manufacture of a circumferentially rigid flexible tube for an optical cable

Country Status (9)

Country Link
EP (1) EP0336738B1 (enExample)
JP (1) JPH02230108A (enExample)
AT (1) ATE82402T1 (enExample)
AU (1) AU607061B2 (enExample)
CA (1) CA1321050C (enExample)
DE (1) DE68903416T2 (enExample)
GB (2) GB8808039D0 (enExample)
GR (1) GR3006601T3 (enExample)
NZ (1) NZ228597A (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3176390B2 (ja) * 1990-06-13 2001-06-18 宇部日東化成株式会社 強化プラスチック製鎧装ケーブルの製造方法
DE4019735A1 (de) * 1990-06-21 1992-01-02 Ant Nachrichtentech Lichtwellenleiter-kabel
DE19516889A1 (de) * 1995-05-09 1996-11-14 Bosch Gmbh Robert Verfahren zum Herstellen einer Stabantenne
DE19516888A1 (de) * 1995-05-09 1996-11-14 Bosch Gmbh Robert Verfahren zum Herstellen einer Wendelantenne und Wendelantenne
IT1277250B1 (it) * 1995-11-28 1997-11-05 Top Glass Spa Antenna a stilo
KR101658232B1 (ko) * 2009-11-03 2016-09-23 엘에스전선 주식회사 비틀림측정장치를 구비한 수직연합기
CN102096163B (zh) * 2011-01-10 2012-07-04 南京烽火藤仓光通信有限公司 一种尼龙光缆的护套生产方法及其挤出模具
CN103753831A (zh) * 2014-02-12 2014-04-30 台州市家得宝科技有限公司 一种连续纤维增强热塑性复合材料的浸渍模具及浸渍方法
WO2022252328A1 (zh) * 2021-05-31 2022-12-08 南京驭逡通信科技有限公司 光纤涂覆设备及涂覆方法
EP4364932A1 (en) * 2022-11-03 2024-05-08 Covestro Deutschland AG A system for impregnating fibers for producing polyurethane pultruded composites, a method for using the same and polyurethane pultruded composite
WO2024056562A1 (en) * 2022-09-15 2024-03-21 Covestro Deutschland Ag A system for impregnating fibers for producing polyurethane pultruded composites and a method for using the same

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4059951A (en) * 1975-05-05 1977-11-29 Consolidated Products Corporation Composite strain member for use in electromechanical cable
US4078853A (en) * 1976-02-25 1978-03-14 Bell Telephone Laboratories, Incorporated Optical communication cable
DE3024310C2 (de) * 1980-06-27 1983-06-23 Siemens AG, 1000 Berlin und 8000 München Optisches Kabel und Verfahren zu seiner Herstellung
DE3224489A1 (de) * 1982-06-30 1984-01-05 Siemens AG, 1000 Berlin und 8000 München Lichtwellenleiter-anordnung mit im aussenbereich angebrachten verstaerkungen
DE3379681D1 (en) * 1982-07-05 1989-05-24 Furukawa Electric Co Ltd Coated optical fiber
JPS60105114A (ja) * 1983-11-11 1985-06-10 住友電気工業株式会社 光フアイバ複合架空地線
CH661800A5 (en) * 1985-01-18 1987-08-14 Cossonay Cableries Trefileries External protective armouring for telecommunication cable
GB8600294D0 (en) * 1986-01-07 1986-02-12 Bicc Plc Optical cable
GB8602107D0 (en) * 1986-01-29 1986-03-05 Bicc Plc Optical cable
GB8713792D0 (en) * 1987-06-12 1987-07-15 Bicc Plc Elongate flexible core

Also Published As

Publication number Publication date
JPH02230108A (ja) 1990-09-12
NZ228597A (en) 1990-11-27
AU3252089A (en) 1989-10-12
EP0336738A3 (en) 1990-07-18
GR3006601T3 (enExample) 1993-06-30
AU607061B2 (en) 1991-02-21
GB8808039D0 (en) 1988-05-05
EP0336738B1 (en) 1992-11-11
ATE82402T1 (de) 1992-11-15
EP0336738A2 (en) 1989-10-11
DE68903416T2 (de) 1993-03-25
GB8907612D0 (en) 1989-05-17
GB2217872A (en) 1989-11-01
DE68903416D1 (de) 1992-12-17
GB2217872B (en) 1991-09-04

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Legal Events

Date Code Title Description
MKLA Lapsed
MKLA Lapsed

Effective date: 19960212