JPS61295253A - 光ファイバ母材の自動延伸装置 - Google Patents

光ファイバ母材の自動延伸装置

Info

Publication number
JPS61295253A
JPS61295253A JP13630585A JP13630585A JPS61295253A JP S61295253 A JPS61295253 A JP S61295253A JP 13630585 A JP13630585 A JP 13630585A JP 13630585 A JP13630585 A JP 13630585A JP S61295253 A JPS61295253 A JP S61295253A
Authority
JP
Japan
Prior art keywords
optical fiber
outer diameter
fiber preform
parent material
measured
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
Application number
JP13630585A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0461819B2 (enExample
Inventor
Seisuke Tsuda
津田　誠輔
Seiji Suzuki
清司 鈴木
Setsuo Higuchi
樋口　節夫
Masayuki Ishikura
昌幸 石倉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Cable Industries Ltd
Original Assignee
Mitsubishi Cable Industries Ltd
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 by Mitsubishi Cable Industries Ltd filed Critical Mitsubishi Cable Industries Ltd
Priority to JP13630585A priority Critical patent/JPS61295253A/ja
Publication of JPS61295253A publication Critical patent/JPS61295253A/ja
Publication of JPH0461819B2 publication Critical patent/JPH0461819B2/ja
Granted legal-status Critical Current

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
    • 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)
JP13630585A 1985-06-21 1985-06-21 光ファイバ母材の自動延伸装置 Granted JPS61295253A (ja)

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 true JPS61295253A (ja) 1986-12-26
JPH0461819B2 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)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1059734A (ja) * 1996-07-19 1998-03-03 Shinetsu Quartz Prod Co Ltd 円筒形状のガラス成形品を製造する方法及び装置
EP0999189A1 (en) * 1998-11-05 2000-05-10 Shin-Etsu Chemical Co., Ltd. Process and apparatus for drawing a preform and for drawing an optical fibre from the drawn preform
WO2005056487A1 (ja) * 2003-12-09 2005-06-23 Shin-Etsu Chemical Co., Ltd. 光ファイバ母材の延伸方法および延伸装置

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1059734A (ja) * 1996-07-19 1998-03-03 Shinetsu Quartz Prod Co Ltd 円筒形状のガラス成形品を製造する方法及び装置
EP0819655A3 (de) * 1996-07-19 1998-03-18 Heraeus Quarzglas GmbH Verfahren und Vorrichtung zur Herstellung eines zylinderförmigen Bauteils aus Glas
EP0999189A1 (en) * 1998-11-05 2000-05-10 Shin-Etsu Chemical Co., Ltd. Process and apparatus for drawing a preform and for drawing an optical fibre from the drawn preform
US6386001B1 (en) 1998-11-05 2002-05-14 Shin-Etsu Chemical Co., Ltd. Optical fiber manufacture method including elongating a preform in a vertical direction and a horizontal direction
US6779362B2 (en) 1998-11-05 2004-08-24 Shin-Etsu Chemical Co., Ltd. Method of making an optical fiber preform where a second elongation is based on a mark on a glass rod
EP1364919A3 (en) * 1998-11-05 2004-12-01 Shin-Etsu Chemical Co., Ltd. Method for manufacturing a preform and optical fibre from the preform
EP1364918A3 (en) * 1998-11-05 2004-12-01 Shin-Etsu Chemical Co., Ltd. A method and apparatus for manufacturing a preform and optical fibre from the preform
WO2005056487A1 (ja) * 2003-12-09 2005-06-23 Shin-Etsu Chemical Co., Ltd. 光ファイバ母材の延伸方法および延伸装置
KR100817987B1 (ko) * 2003-12-09 2008-03-31 신에쓰 가가꾸 고교 가부시끼가이샤 광 파이버 모재의 연신 방법 및 연신 장치

Also Published As

Publication number Publication date
JPH0461819B2 (enExample) 1992-10-02

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees