JPS6251147U - - Google Patents
Info
- Publication number
- JPS6251147U JPS6251147U JP13989185U JP13989185U JPS6251147U JP S6251147 U JPS6251147 U JP S6251147U JP 13989185 U JP13989185 U JP 13989185U JP 13989185 U JP13989185 U JP 13989185U JP S6251147 U JPS6251147 U JP S6251147U
- Authority
- JP
- Japan
- Prior art keywords
- base material
- glass base
- outer peripheral
- peripheral surface
- insertion hole
- 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
Links
- 239000011521 glass Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000013307 optical fiber Substances 0.000 claims 1
- 238000009987 spinning Methods 0.000 claims 1
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
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2205/00—Fibre drawing or extruding details
- C03B2205/60—Optical fibre draw furnaces
- C03B2205/80—Means for sealing the preform entry or upper end of the furnace
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
第１図は本考案に係る一実施例を示す断面図、
第２図は要部平面図、第３図はシール部材の平面
図、第４図はシール部材の他の実施例を示す平面
図である。 ４……挿入孔、６……ガラス母材、７……ガラ
スロツド、１１……シール部材、１２……入口部
、１３……孔、１４，１５……外周面。
第２図は要部平面図、第３図はシール部材の平面
図、第４図はシール部材の他の実施例を示す平面
図である。 ４……挿入孔、６……ガラス母材、７……ガラ
スロツド、１１……シール部材、１２……入口部
、１３……孔、１４，１５……外周面。
Claims (1)
- ガラス母材が挿入される挿入孔の入口部に、該
ガラス母材の外周面乃至該ガラス母材を保持する
ガラスロツドの外周面に近接乃至摺接する孔部を
有すると共に上記挿入孔を施蓋するシール部材が
付設されたことを特徴とする光フアイバ紡糸炉。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985139891U JPH0226907Y2 (ja) | 1985-09-12 | 1985-09-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985139891U JPH0226907Y2 (ja) | 1985-09-12 | 1985-09-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6251147U true JPS6251147U (ja) | 1987-03-30 |
| JPH0226907Y2 JPH0226907Y2 (ja) | 1990-07-20 |
Family
ID=31046219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985139891U Expired JPH0226907Y2 (ja) | 1985-09-12 | 1985-09-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0226907Y2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004113243A1 (ja) * | 2003-06-18 | 2004-12-29 | Shin-Etsu Chemical Co., Ltd. | 光ファイバ線引き装置およびガスシール機構 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6036347A (ja) * | 1983-07-27 | 1985-02-25 | エヌ・ベー・フイリツプス・フルーイランペンフアブリケン | 光フアイバー引伸装置 |
-
1985
- 1985-09-12 JP JP1985139891U patent/JPH0226907Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6036347A (ja) * | 1983-07-27 | 1985-02-25 | エヌ・ベー・フイリツプス・フルーイランペンフアブリケン | 光フアイバー引伸装置 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004113243A1 (ja) * | 2003-06-18 | 2004-12-29 | Shin-Etsu Chemical Co., Ltd. | 光ファイバ線引き装置およびガスシール機構 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0226907Y2 (ja) | 1990-07-20 |