JP4184302B2 - マルチコアファイバ及びその製造方法 - Google Patents

マルチコアファイバ及びその製造方法 Download PDF

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Publication number
JP4184302B2
JP4184302B2 JP2004053325A JP2004053325A JP4184302B2 JP 4184302 B2 JP4184302 B2 JP 4184302B2 JP 2004053325 A JP2004053325 A JP 2004053325A JP 2004053325 A JP2004053325 A JP 2004053325A JP 4184302 B2 JP4184302 B2 JP 4184302B2
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JP
Japan
Prior art keywords
appli
foam
quartz tube
diameter
foams
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
JP2004053325A
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English (en)
Japanese (ja)
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JP2005242086A5 (enExample
JP2005242086A (ja
Inventor
浩司 岡村
真也 稲垣
秀雄 中田
喜彦 酒寄
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP2004053325A priority Critical patent/JP4184302B2/ja
Publication of JP2005242086A publication Critical patent/JP2005242086A/ja
Publication of JP2005242086A5 publication Critical patent/JP2005242086A5/ja
Application granted granted Critical
Publication of JP4184302B2 publication Critical patent/JP4184302B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
    • C03B37/01222—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube for making preforms of multiple core optical fibres
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/0124—Means for reducing the diameter of rods or tubes by drawing, e.g. for preform draw-down
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
    • C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/34—Plural core other than bundles, e.g. double core

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
JP2004053325A 2004-02-27 2004-02-27 マルチコアファイバ及びその製造方法 Expired - Fee Related JP4184302B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2004053325A JP4184302B2 (ja) 2004-02-27 2004-02-27 マルチコアファイバ及びその製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004053325A JP4184302B2 (ja) 2004-02-27 2004-02-27 マルチコアファイバ及びその製造方法

Publications (3)

Publication Number Publication Date
JP2005242086A JP2005242086A (ja) 2005-09-08
JP2005242086A5 JP2005242086A5 (enExample) 2006-09-28
JP4184302B2 true JP4184302B2 (ja) 2008-11-19

Family

ID=35023871

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004053325A Expired - Fee Related JP4184302B2 (ja) 2004-02-27 2004-02-27 マルチコアファイバ及びその製造方法

Country Status (1)

Country Link
JP (1) JP4184302B2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103936277B (zh) * 2014-03-20 2017-01-11 富通集团有限公司 一种多芯光纤的制造方法
JP2016020865A (ja) * 2014-07-15 2016-02-04 古河電気工業株式会社 光ファイバを用いた応力分布測定方法および応力分布測定装置
CN110228942B (zh) * 2019-05-28 2022-03-25 长飞光纤光缆股份有限公司 一种多芯型石英传像光纤的制备方法
CN110436770B (zh) * 2019-05-28 2022-03-25 长飞光纤光缆股份有限公司 一种多芯型传像光纤预制棒的制备方法

Also Published As

Publication number Publication date
JP2005242086A (ja) 2005-09-08

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