JPS52119948A - Optical fiber producing device - Google Patents

Optical fiber producing device

Info

Publication number
JPS52119948A
JPS52119948A JP3602076A JP3602076A JPS52119948A JP S52119948 A JPS52119948 A JP S52119948A JP 3602076 A JP3602076 A JP 3602076A JP 3602076 A JP3602076 A JP 3602076A JP S52119948 A JPS52119948 A JP S52119948A
Authority
JP
Japan
Prior art keywords
optical fiber
producing device
fiber producing
tube
flowmeter
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.)
Pending
Application number
JP3602076A
Other languages
Japanese (ja)
Inventor
Yasuo Suganuma
Akizo Toda
Katsuyuki Imoto
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP3602076A priority Critical patent/JPS52119948A/en
Publication of JPS52119948A publication Critical patent/JPS52119948A/en
Pending 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
    • C03B37/014—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]
    • C03B37/018—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] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General 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

PURPOSE:An optical fiber preform is rounded with good reproducibility by sealing one end of a glass tube using a CVD method and applying a constant pressure from the other end into the tube using a leak valve and flowmeter.
JP3602076A 1976-04-02 1976-04-02 Optical fiber producing device Pending JPS52119948A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3602076A JPS52119948A (en) 1976-04-02 1976-04-02 Optical fiber producing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3602076A JPS52119948A (en) 1976-04-02 1976-04-02 Optical fiber producing device

Publications (1)

Publication Number Publication Date
JPS52119948A true JPS52119948A (en) 1977-10-07

Family

ID=12458038

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3602076A Pending JPS52119948A (en) 1976-04-02 1976-04-02 Optical fiber producing device

Country Status (1)

Country Link
JP (1) JPS52119948A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6077141A (en) * 1983-09-13 1985-05-01 トムソン‐セーエスエフ Manufacture of single mode opticsl fiber

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6077141A (en) * 1983-09-13 1985-05-01 トムソン‐セーエスエフ Manufacture of single mode opticsl fiber

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