DK176857B1 - Apparat og fremgangsmåde til fremstilling af en optisk fiber - Google Patents

Apparat og fremgangsmåde til fremstilling af en optisk fiber Download PDF

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Publication number
DK176857B1
DK176857B1 DK200300498A DKPA200300498A DK176857B1 DK 176857 B1 DK176857 B1 DK 176857B1 DK 200300498 A DK200300498 A DK 200300498A DK PA200300498 A DKPA200300498 A DK PA200300498A DK 176857 B1 DK176857 B1 DK 176857B1
Authority
DK
Denmark
Prior art keywords
optical fiber
guide roller
pivot
producing
swing
Prior art date
Application number
DK200300498A
Other languages
Danish (da)
English (en)
Inventor
Takayuki Shimazu
Katsuya Nagayama
Shigeyuki Tanaka
Original Assignee
Sumitomo Electric Industries
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 Sumitomo Electric Industries filed Critical Sumitomo Electric Industries
Publication of DK200300498A publication Critical patent/DK200300498A/da
Application granted granted Critical
Publication of DK176857B1 publication Critical patent/DK176857B1/da

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
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/03—Drawing means, e.g. drawing drums ; Traction or tensioning devices
    • C03B37/032—Drawing means, e.g. drawing drums ; Traction or tensioning devices for glass optical fibres
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/18—Axial perturbations, e.g. in refractive index or composition
    • C03B2203/19—Alternating positive/negative spins or twists
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/18—Axial perturbations, e.g. in refractive index or composition
    • C03B2203/20—Axial perturbations, e.g. in refractive index or composition helical
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/36—Dispersion modified fibres, e.g. wavelength or polarisation shifted, flattened or compensating fibres (DSF, DFF, DCF)
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/06—Rotating the fibre fibre about its longitudinal axis

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)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
DK200300498A 2002-04-01 2003-04-01 Apparat og fremgangsmåde til fremstilling af en optisk fiber DK176857B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002099143 2002-04-01
JP2002099143A JP3765283B2 (ja) 2002-04-01 2002-04-01 光ファイバの製造方法および製造装置

Publications (2)

Publication Number Publication Date
DK200300498A DK200300498A (da) 2003-10-02
DK176857B1 true DK176857B1 (da) 2009-12-21

Family

ID=29207530

Family Applications (1)

Application Number Title Priority Date Filing Date
DK200300498A DK176857B1 (da) 2002-04-01 2003-04-01 Apparat og fremgangsmåde til fremstilling af en optisk fiber

Country Status (3)

Country Link
US (1) US20040003628A1 (ja)
JP (1) JP3765283B2 (ja)
DK (1) DK176857B1 (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2844260B1 (fr) * 2002-09-09 2004-11-12 Cit Alcatel Systeme anti-pmd
FR2856805B1 (fr) * 2003-06-24 2005-10-28 Cit Alcatel Systeme cotre la dispersion modale de polarisation d'une fibre optique
US8347078B2 (en) * 2004-10-18 2013-01-01 Microsoft Corporation Device certificate individualization
JP5229319B2 (ja) * 2008-06-05 2013-07-03 住友電気工業株式会社 被覆光ファイバ製造装置および被覆光ファイバ製造方法
FR2967155B1 (fr) * 2010-11-08 2017-12-15 Delachaux Sa Dispositif de guidage de fibre optique ameliore
FI125568B (en) * 2014-06-03 2015-11-30 Rosendahl Nextrom Oy Apparatus for the treatment of optical fibers
JP2023012630A (ja) * 2021-07-14 2023-01-26 住友電気工業株式会社 光ファイバ、および光ファイバの製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5322228A (en) * 1991-05-20 1994-06-21 Sumitomo Electric Industries, Inc. Method for screening optical fiber and apparatus for carrying out method
US5298047A (en) * 1992-08-03 1994-03-29 At&T Bell Laboratories Method of making a fiber having low polarization mode dispersion due to a permanent spin
US6076376A (en) * 1995-03-01 2000-06-20 Sumitomo Electric Industries, Ltd. Method of making an optical fiber having an imparted twist
CN1113823C (zh) * 1996-01-22 2003-07-09 康宁股份有限公司 用于减小极化模式色散的调制旋转的光纤
KR100416970B1 (ko) * 2002-01-17 2004-02-05 삼성전자주식회사 인출된 광섬유의 저 편광모드분산을 위한 스핀 장치
FR2844260B1 (fr) * 2002-09-09 2004-11-12 Cit Alcatel Systeme anti-pmd

Also Published As

Publication number Publication date
JP3765283B2 (ja) 2006-04-12
US20040003628A1 (en) 2004-01-08
JP2003292334A (ja) 2003-10-15
DK200300498A (da) 2003-10-02

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Effective date: 20130430