DE69834691D1 - Verfahren und Vorrichtung zum Ziehen einer Glasvorform - Google Patents
Verfahren und Vorrichtung zum Ziehen einer GlasvorformInfo
- Publication number
- DE69834691D1 DE69834691D1 DE69834691T DE69834691T DE69834691D1 DE 69834691 D1 DE69834691 D1 DE 69834691D1 DE 69834691 T DE69834691 T DE 69834691T DE 69834691 T DE69834691 T DE 69834691T DE 69834691 D1 DE69834691 D1 DE 69834691D1
- Authority
- DE
- Germany
- Prior art keywords
- glass preform
- preform
- glass
- 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
- 239000011521 glass Substances 0.000 title 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
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/01466—Means for changing or stabilising the diameter or form of tubes or rods
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/04—Re-forming tubes or rods
- C03B23/047—Re-forming tubes or rods by drawing
-
- 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
-
- 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
- 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
- C03B37/01257—Heating devices therefor
-
- 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
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/01486—Means for supporting, rotating or translating the preforms being formed, e.g. lathes
-
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16215297 | 1997-06-19 | ||
JP16215297 | 1997-06-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69834691D1 true DE69834691D1 (de) | 2006-07-06 |
DE69834691T2 DE69834691T2 (de) | 2007-04-26 |
Family
ID=15749033
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69834691T Expired - Lifetime DE69834691T2 (de) | 1997-06-19 | 1998-06-19 | Verfahren und Vorrichtung zum Ziehen einer Glasvorform |
Country Status (3)
Country | Link |
---|---|
US (1) | US6134922A (de) |
EP (2) | EP1655271A3 (de) |
DE (1) | DE69834691T2 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6532776B1 (en) * | 1997-06-27 | 2003-03-18 | Shin-Etsu Chemical Co., Ltd. | Method and apparatus for fusing an optical fiber preform |
EP0999189B1 (de) * | 1998-11-05 | 2005-03-30 | Shin-Etsu Chemical Co., Ltd. | Verfahren und Vorrichtung zum Ziehen einer Vorform und zum Ziehen einer optischen Faser aus der gezogenen Vorform |
US6732549B1 (en) * | 2000-08-01 | 2004-05-11 | Lucent Technologies Inc. | Multi-pass sintering of a sol-gel body through a hot zone |
US20020083740A1 (en) * | 2000-12-29 | 2002-07-04 | Pandelisev Kiril A. | Process and apparatus for production of silica grain having desired properties and their fiber optic and semiconductor application |
US20020083739A1 (en) * | 2000-12-29 | 2002-07-04 | Pandelisev Kiril A. | Hot substrate deposition fiber optic preforms and preform components process and apparatus |
US7797966B2 (en) * | 2000-12-29 | 2010-09-21 | Single Crystal Technologies, Inc. | Hot substrate deposition of fused silica |
KR100492964B1 (ko) * | 2002-07-29 | 2005-06-07 | 삼성전자주식회사 | 광섬유 인출장치 및 광섬유 모재 급송속도 제어방법 |
FI20021564A0 (fi) * | 2002-09-02 | 2002-09-02 | Nextrom Holding Sa | Sovitelma preformin valmistamiseksi |
CN1226211C (zh) * | 2003-06-27 | 2005-11-09 | 长飞光纤光缆有限公司 | 一种低水峰单模光纤的制造方法 |
JP2006225170A (ja) * | 2005-02-15 | 2006-08-31 | Canon Inc | 加熱延伸装置及びこれを用いたガラススペーサの製造方法 |
WO2008062465A2 (en) * | 2006-10-17 | 2008-05-29 | Sterlite Optical Technologies Ltd. | Apparatus & method for drawing optical fiber having desired waveguide parameters and fiber produced thereby |
JP5576342B2 (ja) | 2010-09-08 | 2014-08-20 | 信越化学工業株式会社 | ガラスロッドの製造装置および製造方法 |
JP5576343B2 (ja) | 2010-09-08 | 2014-08-20 | 信越化学工業株式会社 | ガラスロッドの製造装置および製造方法 |
JP6302833B2 (ja) | 2014-12-26 | 2018-03-28 | 信越化学工業株式会社 | ガラスロッドの絞り加工方法 |
JP6522763B2 (ja) * | 2015-01-22 | 2019-05-29 | ヘレーウス クオーツ ノース アメリカ エルエルシーHeraeus Quartz North America LLC | グリッパーデバイスを使用する低いバウを有する長尺ガラスコンポーネントの形成 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4101300A (en) * | 1975-11-27 | 1978-07-18 | Hitachi, Ltd. | Method and apparatus for drawing optical fiber |
DE2817651A1 (de) * | 1978-04-21 | 1979-10-31 | Siemens Ag | Verfahren zur erhoehung der bruchfestigkeit von glasfasern |
US4362545A (en) * | 1980-07-03 | 1982-12-07 | Corning Glass Works | Support member for an optical waveguide preform |
US4372767A (en) * | 1981-10-19 | 1983-02-08 | Eotec Corporation | Method of manufacturing optical fibers |
US4440556A (en) * | 1982-06-23 | 1984-04-03 | International Telephone And Telegraph Corporation | Optical fiber drawing using plasma torch |
US4578098A (en) * | 1984-06-15 | 1986-03-25 | At&T Technologies, Inc. | Apparatus for controlling lightguide fiber tension during drawing |
US4925473A (en) * | 1985-11-15 | 1990-05-15 | Incom, Inc. | Process and furnace for heat application |
JPS63206327A (ja) * | 1987-02-20 | 1988-08-25 | Sumitomo Electric Ind Ltd | 多孔質光ファイバ母材の透明化方法および装置 |
JPH02145452A (ja) * | 1988-11-28 | 1990-06-04 | Furukawa Electric Co Ltd:The | 光ファイバの線引き方法 |
JP2697921B2 (ja) * | 1989-10-12 | 1998-01-19 | 古河電気工業株式会社 | 光ファイバの製造方法 |
JPH0459631A (ja) * | 1990-06-27 | 1992-02-26 | Sumitomo Electric Ind Ltd | 光ファイバの線引方法 |
US5079433A (en) * | 1990-10-05 | 1992-01-07 | Corning Incorporated | Method for monitoring fiber tension by measuring fiber vibration frequency |
JPH04198036A (ja) * | 1990-11-29 | 1992-07-17 | Fujikura Ltd | 光ファイバの線引用加熱炉 |
JPH04325427A (ja) * | 1991-04-24 | 1992-11-13 | Fujikura Ltd | 光ファイバ母材の製造方法 |
US5228893A (en) * | 1991-11-27 | 1993-07-20 | At&T Bell Laboratories | Optical fiber tension monitoring technique |
CA2083858C (en) * | 1992-01-30 | 1997-10-14 | James William Fleming, Jr. | Iridium fiber draw induction furnace |
AU659020B2 (en) * | 1992-07-09 | 1995-05-04 | Sumitomo Electric Industries, Ltd. | Method and apparatus for drawing glass preform for optical fiber |
JPH06239639A (ja) * | 1993-02-17 | 1994-08-30 | Furukawa Electric Co Ltd:The | 光ファイバガラス母材の延伸方法 |
JPH0733471A (ja) * | 1993-07-22 | 1995-02-03 | Furukawa Electric Co Ltd:The | 光ファイバの線引き方法 |
SE511083C2 (sv) * | 1995-12-06 | 1999-08-02 | Sumitomo Electric Industries | Förfarande för att förlänga glasförform |
DE69800722T2 (de) * | 1997-05-30 | 2001-08-02 | Shinetsu Chemical Co | Verfahren zum Ziehen einer Glasvorform zu einem Stab |
-
1998
- 1998-06-19 EP EP06001394A patent/EP1655271A3/de not_active Withdrawn
- 1998-06-19 EP EP98304862A patent/EP0885852B1/de not_active Expired - Lifetime
- 1998-06-19 DE DE69834691T patent/DE69834691T2/de not_active Expired - Lifetime
- 1998-06-19 US US09/100,318 patent/US6134922A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0885852A1 (de) | 1998-12-23 |
DE69834691T2 (de) | 2007-04-26 |
EP1655271A2 (de) | 2006-05-10 |
EP1655271A3 (de) | 2006-06-07 |
EP0885852B1 (de) | 2006-05-31 |
US6134922A (en) | 2000-10-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |