JPH01108504U - - Google Patents

Info

Publication number
JPH01108504U
JPH01108504U JP384188U JP384188U JPH01108504U JP H01108504 U JPH01108504 U JP H01108504U JP 384188 U JP384188 U JP 384188U JP 384188 U JP384188 U JP 384188U JP H01108504 U JPH01108504 U JP H01108504U
Authority
JP
Japan
Prior art keywords
optical fiber
porous optical
matsufuru
producing
base material
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.)
Pending
Application number
JP384188U
Other languages
Japanese (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 JP384188U priority Critical patent/JPH01108504U/ja
Publication of JPH01108504U publication Critical patent/JPH01108504U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Manufacture, Treatment Of Glass Fibers (AREA)

Description

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

第1図は本考案に係る多孔質光フアイバ母材の
製造装置を示す概略図、第2図及び第3図はそれ
ぞれ従来の多孔質光フアイバ母材の製造装置を示
す概略図である。 図面中、1はマツフル、2は酸水素バーナ、3
はガラス生成物、4はターゲツト材、5は多孔質
光フアイバ母材、6は排気管、8は整流ガス、1
0は排気管、11はフイルター、12は仕切り板
である。
FIG. 1 is a schematic diagram showing an apparatus for producing a porous optical fiber preform according to the present invention, and FIGS. 2 and 3 are schematic diagrams showing conventional apparatuses for producing a porous optical fiber preform, respectively. In the drawing, 1 is Matsufuru, 2 is oxyhydrogen burner, 3 is
4 is a glass product, 4 is a target material, 5 is a porous optical fiber base material, 6 is an exhaust pipe, 8 is a rectifying gas, 1
0 is an exhaust pipe, 11 is a filter, and 12 is a partition plate.

Claims (1)

【実用新案登録請求の範囲】 (1) 先端にて多孔質光フアイバ母材を成長させ
るターゲツト材とガラス生成物を生成する酸水素
バーナをマツフル内に設置すると共に、該マツフ
ルに排気管を接続してなる多孔質光フアイバ母材
の製造装置において、前記酸水素バーナの吹出口
の鉛直上方で前記排気管と対向した前記マツフル
の壁面に、該マツフルの外部より空気或いは不活
性ガスを導入する給気管を設け、且つ前記酸水素
バーナと給気管との間のマツフル内の壁面に仕切
り板を取付けたことを特徴とする多孔質光フアイ
バ母材の製造装置。 (2) 前記給気管は、ガラス又はフツ素系樹脂を
材質とするフイルターを具備していることを特徴
とする実用新案登録請求の範囲第1項記載の多孔
質光フアイバ母材の製造装置。 (3) 前記仕切り板は、SiO、Al
SiC、SiNのいずれか若しくはこれらを組合
せた材料から成ることを特徴とする実用新案登録
請求の範囲第1項又は第2項記載の多孔質光フア
イバ母材の製造装置。
[Scope of Claim for Utility Model Registration] (1) A target material for growing a porous optical fiber base material at the tip and an oxyhydrogen burner for producing a glass product are installed in a pineful, and an exhaust pipe is connected to the pineful. In the apparatus for producing a porous optical fiber base material, air or an inert gas is introduced from the outside of the Matsufuru into the wall surface of the Matsufuru facing the exhaust pipe vertically above the outlet of the oxyhydrogen burner. 1. An apparatus for manufacturing a porous optical fiber preform, characterized in that an air supply pipe is provided, and a partition plate is attached to a wall inside the matsufuru between the oxyhydrogen burner and the air supply pipe. (2) The apparatus for manufacturing a porous optical fiber preform according to claim 1, wherein the air supply pipe is equipped with a filter made of glass or fluororesin. (3) The partition plate is made of SiO 2 , Al 2 O 3 ,
The apparatus for producing a porous optical fiber base material according to claim 1 or 2, characterized in that it is made of SiC, SiN, or a combination of these materials.
JP384188U 1988-01-18 1988-01-18 Pending JPH01108504U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP384188U JPH01108504U (en) 1988-01-18 1988-01-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP384188U JPH01108504U (en) 1988-01-18 1988-01-18

Publications (1)

Publication Number Publication Date
JPH01108504U true JPH01108504U (en) 1989-07-21

Family

ID=31205830

Family Applications (1)

Application Number Title Priority Date Filing Date
JP384188U Pending JPH01108504U (en) 1988-01-18 1988-01-18

Country Status (1)

Country Link
JP (1) JPH01108504U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000023385A1 (en) * 1998-10-21 2000-04-27 Sumitomo Electric Industries, Ltd. Porous glass base material production device and method
JP2004161606A (en) * 2002-10-23 2004-06-10 Kobe Steel Ltd Apparatus for producing optical fiber preform

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000023385A1 (en) * 1998-10-21 2000-04-27 Sumitomo Electric Industries, Ltd. Porous glass base material production device and method
JP2004161606A (en) * 2002-10-23 2004-06-10 Kobe Steel Ltd Apparatus for producing optical fiber preform

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