JPH0211129U - - Google Patents

Info

Publication number
JPH0211129U
JPH0211129U JP8926988U JP8926988U JPH0211129U JP H0211129 U JPH0211129 U JP H0211129U JP 8926988 U JP8926988 U JP 8926988U JP 8926988 U JP8926988 U JP 8926988U JP H0211129 U JPH0211129 U JP H0211129U
Authority
JP
Japan
Prior art keywords
furnace
gas introduction
heating
introduction section
heating furnace
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
JP8926988U
Other languages
English (en)
Other versions
JPH065381Y2 (ja
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 JP8926988U priority Critical patent/JPH065381Y2/ja
Publication of JPH0211129U publication Critical patent/JPH0211129U/ja
Application granted granted Critical
Publication of JPH065381Y2 publication Critical patent/JPH065381Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Manufacture, Treatment Of Glass Fibers (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す加熱炉の断面
図、第2図は本考案の他の実施例を示す炉心管の
断面図、第3図および第4図は本考案の加熱炉の
圧力変動を説明するためのグラフ、第5図ないし
第7図は従来例を説明するための図であつて、第
5図はすすプリフオームの製造方法を示す側面図
、第6図は透明ガラス母材製造用の加熱炉の断面
図、第7図は光フアイバ線引き炉の断面図である
。 11……加熱炉、14……発熱体、15……ガ
ス導入部、19,20……圧力変動吸収部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 炉内を加熱する発熱体と、炉内にガスを導入す
    るガス導入部とを有する光フアイバ製造用の加熱
    炉であつて、上記ガス導入部に、気圧の変化に応
    じて膨張および収縮を起こす圧力変動吸収部を設
    けたことを特徴とする加熱炉。
JP8926988U 1988-07-05 1988-07-05 加熱炉 Expired - Lifetime JPH065381Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8926988U JPH065381Y2 (ja) 1988-07-05 1988-07-05 加熱炉

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8926988U JPH065381Y2 (ja) 1988-07-05 1988-07-05 加熱炉

Publications (2)

Publication Number Publication Date
JPH0211129U true JPH0211129U (ja) 1990-01-24
JPH065381Y2 JPH065381Y2 (ja) 1994-02-09

Family

ID=31313819

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8926988U Expired - Lifetime JPH065381Y2 (ja) 1988-07-05 1988-07-05 加熱炉

Country Status (1)

Country Link
JP (1) JPH065381Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006056773A (ja) * 2004-07-22 2006-03-02 Furukawa Electric Co Ltd:The 光ファイバ用多孔質母材の脱水焼結方法及び脱水焼結炉

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006056773A (ja) * 2004-07-22 2006-03-02 Furukawa Electric Co Ltd:The 光ファイバ用多孔質母材の脱水焼結方法及び脱水焼結炉

Also Published As

Publication number Publication date
JPH065381Y2 (ja) 1994-02-09

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