FI880307A0 - Menetelmä ja laite määrättyjen valoaaltojohdinpituuksien säätämiseksi valojohdoissa - Google Patents

Menetelmä ja laite määrättyjen valoaaltojohdinpituuksien säätämiseksi valojohdoissa

Info

Publication number
FI880307A0
FI880307A0 FI880307A FI880307A FI880307A0 FI 880307 A0 FI880307 A0 FI 880307A0 FI 880307 A FI880307 A FI 880307A FI 880307 A FI880307 A FI 880307A FI 880307 A0 FI880307 A0 FI 880307A0
Authority
FI
Finland
Prior art keywords
light
core
adjusting certain
lines
sheath
Prior art date
Application number
FI880307A
Other languages
English (en)
Swedish (sv)
Other versions
FI93675B (fi
FI880307A (fi
FI93675C (fi
Inventor
Ulrich Oestreich
Gernot Schoeber
Norbert Sutor
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of FI880307A0 publication Critical patent/FI880307A0/fi
Publication of FI880307A publication Critical patent/FI880307A/fi
Publication of FI93675B publication Critical patent/FI93675B/fi
Application granted granted Critical
Publication of FI93675C publication Critical patent/FI93675C/fi

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
    • G02B6/4479—Manufacturing methods of optical cables
    • G02B6/4484—Manufacturing methods of optical cables with desired surplus length between fibres and protection features
    • 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
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/05—Filamentary, e.g. strands

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Semiconductor Lasers (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
  • Paper (AREA)
FI880307A 1987-01-23 1988-01-22 Menetelmä ja laite määrättyjen valoaaltojohdinpituuksien säätämiseksi valojohdoissa FI93675C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3701990 1987-01-23
DE3701990 1987-01-23

Publications (4)

Publication Number Publication Date
FI880307A0 true FI880307A0 (fi) 1988-01-22
FI880307A FI880307A (fi) 1988-07-24
FI93675B FI93675B (fi) 1995-01-31
FI93675C FI93675C (fi) 1995-05-10

Family

ID=6319418

Family Applications (1)

Application Number Title Priority Date Filing Date
FI880307A FI93675C (fi) 1987-01-23 1988-01-22 Menetelmä ja laite määrättyjen valoaaltojohdinpituuksien säätämiseksi valojohdoissa

Country Status (6)

Country Link
US (1) US4814116A (fi)
EP (1) EP0275994B1 (fi)
JP (1) JPS63190745A (fi)
AT (1) ATE88017T1 (fi)
DE (1) DE3879972D1 (fi)
FI (1) FI93675C (fi)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI84110C (fi) * 1989-10-20 1991-10-10 Maillefer Nokia Holding Foerfarande och utrustning foer tillverkning av ett flerfibrigt optiskt ledarelement.
DE4005861A1 (de) * 1990-02-21 1991-08-22 Siemens Ag Vorrichtung zur herstellung einer lichtleitader
US5080838A (en) * 1990-08-10 1992-01-14 U.S. Philips Corp. Method of producing an optical cable
US5283014A (en) * 1991-06-21 1994-02-01 Siemens Aktiengesellschaft Method and apparatus for manufacturing an optical cable
FR2704070B1 (fr) * 1993-04-14 1995-07-13 Kertscher Sa E Installation et procede de fabrication d'un cable a fibre optique.
US5372757A (en) * 1993-09-03 1994-12-13 Tensor Machinery Ltd. Apparatus and method for sheathing optical fibers
DE19514091C2 (de) * 1995-04-13 1998-10-22 Siemens Ag Verfahren zur Herstellung eines optischen Kabels
FI105599B (fi) * 1995-07-06 2000-09-15 Nokia Kaapeli Oy Menetelmä ja sovitelma monielementtisen optisen kaapelin perusosan valmistamiseksi
JPH10197398A (ja) * 1996-11-18 1998-07-31 Ono Sokki Co Ltd 光ファイバーの環境可変装置、その摘出装置及びその摘出システム
JP3070560B2 (ja) * 1997-01-30 2000-07-31 住友電気工業株式会社 自己支持型光ケーブルの製造方法
US6066275A (en) * 1998-07-07 2000-05-23 Alcatel Method and apparatus for determining and controlling excess length of a communications element in a conduit
US8489219B1 (en) 2009-01-30 2013-07-16 Draka Comteq B.V. Process for making loose buffer tubes having controlled excess fiber length and reduced post-extrusion shrinkage
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
AT520603A1 (de) * 2017-10-30 2019-05-15 Rosendahl Nextrom Gmbh Vorrichtung zum Umhüllen eines Leiters
US11311922B2 (en) * 2020-02-18 2022-04-26 Winn Applied Material Inc. Wire drawing process of light storage wire

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI75939C (fi) * 1983-05-30 1988-08-08 Nokia Oy Ab Foerfarande och anordning foer att aostadkomma en oeverlopps fiberlaengd vid sekundaermantling av en optisk fiber.
DE3425649A1 (de) * 1984-07-12 1986-01-16 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren und vorrichtung zur herstellung von hohladern mit lichtwellenleitern
CH660801A5 (fr) * 1984-12-14 1987-06-15 Maillefer Sa Procede de fabrication d'un element de cablage a fibre optique, installation pour la mise en oeuvre du procede et element de cablage obtenu par ce procede.
US4728470A (en) * 1985-03-07 1988-03-01 Siemens Aktiengesellschaft Apparatus and method of processing a light waveguide product

Also Published As

Publication number Publication date
FI93675B (fi) 1995-01-31
ATE88017T1 (de) 1993-04-15
EP0275994A3 (en) 1989-11-15
JPS63190745A (ja) 1988-08-08
EP0275994A2 (de) 1988-07-27
DE3879972D1 (de) 1993-05-13
FI880307A (fi) 1988-07-24
FI93675C (fi) 1995-05-10
EP0275994B1 (de) 1993-04-07
US4814116A (en) 1989-03-21

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Legal Events

Date Code Title Description
FG Patent granted

Owner name: SIEMENS AKTIENGESELLSCHAFT

BB Publication of examined application
MM Patent lapsed

Owner name: SIEMENS AKTIENGESELLSCHAFT