CN1282618C - 光纤母材的制造方法 - Google Patents
光纤母材的制造方法 Download PDFInfo
- Publication number
- CN1282618C CN1282618C CNB02816282XA CN02816282A CN1282618C CN 1282618 C CN1282618 C CN 1282618C CN B02816282X A CNB02816282X A CN B02816282XA CN 02816282 A CN02816282 A CN 02816282A CN 1282618 C CN1282618 C CN 1282618C
- Authority
- CN
- China
- Prior art keywords
- glass
- glass stick
- stick
- tubing
- glass tubing
- 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 - Fee Related
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
- C03B37/012—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
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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)
Abstract
Description
实施例 | 比较例 | |
VAD棒外径 | 51mm | 50mm |
芯线直径 | 13.0mm | 12.5mm |
VAD棒送进速度 | 9.6mm/min | 10mm/min |
管内径 | 54mm | 54mm |
管外径 | 182mm | 182mm |
管送进速度 | 10mm/min | 10mm/min |
送进速度比 | 0.96∶1.00 | 1.00∶1.00 |
拉伸母材外径 | 60mm | 60mm |
母材芯线偏心量 | 0.1mm | 0.3mm |
Claims (5)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001251374A JP4450533B2 (ja) | 2001-08-22 | 2001-08-22 | 光ファイバ母材の製造方法 |
JP251374/2001 | 2001-08-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1545489A CN1545489A (zh) | 2004-11-10 |
CN1282618C true CN1282618C (zh) | 2006-11-01 |
Family
ID=19080031
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB02816282XA Expired - Fee Related CN1282618C (zh) | 2001-08-22 | 2002-08-22 | 光纤母材的制造方法 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP4450533B2 (zh) |
KR (1) | KR100964548B1 (zh) |
CN (1) | CN1282618C (zh) |
WO (1) | WO2003018493A1 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5345352B2 (ja) * | 2008-08-04 | 2013-11-20 | 株式会社フジクラ | 光ファイバ用母材の製造方法 |
GB201111336D0 (en) * | 2011-07-01 | 2011-08-17 | Ceravision Ltd | Glass tube |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3607351B2 (ja) * | 1995-04-04 | 2005-01-05 | 三菱電線工業株式会社 | 光ファイバ用ガラス母材の製造方法 |
JP3576873B2 (ja) * | 1999-07-05 | 2004-10-13 | 三菱電線工業株式会社 | 光ファイバ母材の製造方法 |
EP2423170B1 (en) * | 1999-06-22 | 2013-08-21 | Mitsubishi Cable Industries, Ltd. | Method for manufacturing a glass optical fiber preform |
KR200213925Y1 (ko) * | 2000-08-28 | 2001-02-15 | 노영호 | 차단공간으로 동력을 부여하는 회전장치 |
-
2001
- 2001-08-22 JP JP2001251374A patent/JP4450533B2/ja not_active Expired - Fee Related
-
2002
- 2002-08-22 CN CNB02816282XA patent/CN1282618C/zh not_active Expired - Fee Related
- 2002-08-22 KR KR1020047002308A patent/KR100964548B1/ko not_active IP Right Cessation
- 2002-08-22 WO PCT/JP2002/008486 patent/WO2003018493A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2003018493A1 (fr) | 2003-03-06 |
KR20040036716A (ko) | 2004-04-30 |
CN1545489A (zh) | 2004-11-10 |
JP2003054973A (ja) | 2003-02-26 |
JP4450533B2 (ja) | 2010-04-14 |
KR100964548B1 (ko) | 2010-06-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP03 | Change of name, title or address |
Address after: Tokyo, Japan Patentee after: MITSUBISHI CABLE INDUSTRIES, Ltd. Address before: Hyogo Patentee before: Mitsubishi Cable Industries, Ltd. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20090612 Address after: Tokyo, Japan Co-patentee after: SHIN-ETSU QUARTZ PRODUCTS CO.,LTD. Patentee after: MITSUBISHI CABLE INDUSTRIES, Ltd. Address before: Tokyo, Japan Patentee before: Mitsubishi Cable Industries, Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061101 Termination date: 20150822 |
|
EXPY | Termination of patent right or utility model |