JPH0461819B2 - - Google Patents
Info
- Publication number
- JPH0461819B2 JPH0461819B2 JP13630585A JP13630585A JPH0461819B2 JP H0461819 B2 JPH0461819 B2 JP H0461819B2 JP 13630585 A JP13630585 A JP 13630585A JP 13630585 A JP13630585 A JP 13630585A JP H0461819 B2 JPH0461819 B2 JP H0461819B2
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- outer diameter
- base material
- fiber base
- stretching
- 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 - Lifetime
Links
- 239000013307 optical fiber Substances 0.000 claims description 70
- 239000000463 material Substances 0.000 claims description 58
- 238000010438 heat treatment Methods 0.000 claims description 14
- 238000005259 measurement Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 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
- C03B37/012—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
- C03B37/01242—Controlling or regulating the down-draw process
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13630585A JPS61295253A (ja) | 1985-06-21 | 1985-06-21 | 光ファイバ母材の自動延伸装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13630585A JPS61295253A (ja) | 1985-06-21 | 1985-06-21 | 光ファイバ母材の自動延伸装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61295253A JPS61295253A (ja) | 1986-12-26 |
| JPH0461819B2 true JPH0461819B2 (enExample) | 1992-10-02 |
Family
ID=15172085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13630585A Granted JPS61295253A (ja) | 1985-06-21 | 1985-06-21 | 光ファイバ母材の自動延伸装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61295253A (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19629169C1 (de) * | 1996-07-19 | 1997-12-11 | Heraeus Quarzglas | Verfahren und Vorrichtung zur Herstellung eines zylinderförmigen Bauteils aus Glas |
| EP0999189B1 (en) | 1998-11-05 | 2005-03-30 | Shin-Etsu Chemical Co., Ltd. | Process and apparatus for drawing a preform and for drawing an optical fibre from the drawn preform |
| JP2005170714A (ja) * | 2003-12-09 | 2005-06-30 | Shin Etsu Chem Co Ltd | 光ファイバ母材の延伸方法および装置 |
-
1985
- 1985-06-21 JP JP13630585A patent/JPS61295253A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61295253A (ja) | 1986-12-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |