JPS6346439U - - Google Patents

Info

Publication number
JPS6346439U
JPS6346439U JP13781886U JP13781886U JPS6346439U JP S6346439 U JPS6346439 U JP S6346439U JP 13781886 U JP13781886 U JP 13781886U JP 13781886 U JP13781886 U JP 13781886U JP S6346439 U JPS6346439 U JP S6346439U
Authority
JP
Japan
Prior art keywords
optical fiber
core tube
drawn
outer periphery
cooling means
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.)
Granted
Application number
JP13781886U
Other languages
Japanese (ja)
Other versions
JPH0435399Y2 (en
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 filed Critical
Priority to JP13781886U priority Critical patent/JPH0435399Y2/ja
Publication of JPS6346439U publication Critical patent/JPS6346439U/ja
Application granted granted Critical
Publication of JPH0435399Y2 publication Critical patent/JPH0435399Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C03B37/029—Furnaces therefor

Landscapes

  • 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)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図ａ及びｂはそれぞれ本考案の一実施例に
係る光フアイバ線引装置の構成図及び炉内温度分
布図、第２図ａ及びｂはそれぞれ従来例の構成図
及び炉内温度分布図である。 図中、２はカーボンヒータ、４は炉心管、１０
は冷却装置である。 Figures 1a and b are a block diagram and a diagram of the temperature distribution in the furnace, respectively, of an optical fiber drawing device according to an embodiment of the present invention, and Figures 2a and b are diagrams, respectively, of the configuration and temperature distribution in the furnace of a conventional example. It is. In the figure, 2 is a carbon heater, 4 is a furnace tube, and 10
is a cooling device.

Claims (1)

【実用新案登録請求の範囲】 (1) 炉心管の外周部に加熱用ヒータを設け、炉
心管の一端からその内部に光フアイバ母材を導入
してこれを加熱線引きし、他端から光フアイバを
送り出す装置において、上記炉心管の外周部で且
つ上記加熱用ヒータの近傍に冷却手段を設けたこ
とを特徴とする光フアイバ線引装置。 (2) 上記冷却手段が上記加熱用ヒータより光フ
アイバの導入側及び光フアイバの送り出し側にそ
れぞれ設けられていることを特徴とする実用新案
登録請求の範囲第１項記載の光フアイバ線引装置
。[Scope of Claim for Utility Model Registration] (1) A heater is provided on the outer periphery of the furnace core tube, an optical fiber base material is introduced into the core tube from one end, heated and drawn, and the optical fiber is drawn from the other end. An optical fiber drawing device characterized in that a cooling means is provided at the outer periphery of the furnace core tube and in the vicinity of the heating heater. (2) The optical fiber drawing apparatus according to claim 1, wherein the cooling means is provided on the optical fiber introduction side and the optical fiber delivery side from the heating heater, respectively. .
JP13781886U 1986-09-10 1986-09-10 Expired JPH0435399Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13781886U JPH0435399Y2 (en) 1986-09-10 1986-09-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13781886U JPH0435399Y2 (en) 1986-09-10 1986-09-10

Publications (2)

Publication Number Publication Date
JPS6346439U true JPS6346439U (en) 1988-03-29
JPH0435399Y2 JPH0435399Y2 (en) 1992-08-21

Family

ID=31042226

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13781886U Expired JPH0435399Y2 (en) 1986-09-10 1986-09-10

Country Status (1)

Country Link
JP (1) JPH0435399Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012076965A (en) * 2010-10-01 2012-04-19 Sumitomo Electric Ind Ltd Method for producing glass preform
JP2020045272A (en) * 2018-09-18 2020-03-26 株式会社フジクラ Manufacturing method of optical fiber and manufacturing apparatus of optical fiber

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012076965A (en) * 2010-10-01 2012-04-19 Sumitomo Electric Ind Ltd Method for producing glass preform
JP2020045272A (en) * 2018-09-18 2020-03-26 株式会社フジクラ Manufacturing method of optical fiber and manufacturing apparatus of optical fiber
WO2020059683A1 (en) * 2018-09-18 2020-03-26 株式会社フジクラ Manufacturing method for optical fiber and manufacturing apparatus for optical fiber
US11667560B2 (en) 2018-09-18 2023-06-06 Fujikura Ltd. Manufacturing method for optical fiber and manufacturing apparatus for optical fiber

Also Published As

Publication number Publication date
JPH0435399Y2 (en) 1992-08-21

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