JPS5387245A - Optical fiber parent material production apparatus - Google Patents

Optical fiber parent material production apparatus

Info

Publication number
JPS5387245A
JPS5387245A JP177577A JP177577A JPS5387245A JP S5387245 A JPS5387245 A JP S5387245A JP 177577 A JP177577 A JP 177577A JP 177577 A JP177577 A JP 177577A JP S5387245 A JPS5387245 A JP S5387245A
Authority
JP
Japan
Prior art keywords
optical fiber
parent material
production apparatus
material production
sinter
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
JP177577A
Other languages
Japanese (ja)
Other versions
JPS5527018B2 (en
Inventor
Tatsuo Izawa
Fumiaki Hanawa
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP177577A priority Critical patent/JPS5387245A/en
Publication of JPS5387245A publication Critical patent/JPS5387245A/en
Publication of JPS5527018B2 publication Critical patent/JPS5527018B2/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
    • C03B37/014—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]

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:To maintain reaction stably and make the optical fiber parent material being continuously obtained at a fixed size by detecting the growth end face position of the sinter, controlling the moving speed of the sinter by the output thereof and maintaining the growth face of the sinter always at a fixed position.
JP177577A 1977-01-10 1977-01-10 Optical fiber parent material production apparatus Granted JPS5387245A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP177577A JPS5387245A (en) 1977-01-10 1977-01-10 Optical fiber parent material production apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP177577A JPS5387245A (en) 1977-01-10 1977-01-10 Optical fiber parent material production apparatus

Publications (2)

Publication Number Publication Date
JPS5387245A true JPS5387245A (en) 1978-08-01
JPS5527018B2 JPS5527018B2 (en) 1980-07-17

Family

ID=11510938

Family Applications (1)

Application Number Title Priority Date Filing Date
JP177577A Granted JPS5387245A (en) 1977-01-10 1977-01-10 Optical fiber parent material production apparatus

Country Status (1)

Country Link
JP (1) JPS5387245A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5654244A (en) * 1979-10-12 1981-05-14 Hitachi Ltd Preparation of optical fiber matrix
JPS5738334A (en) * 1980-08-06 1982-03-03 Nippon Telegr & Teleph Corp <Ntt> Controlling method for deposition of oxide powder in vapor axial deposition method
JPS57100930A (en) * 1980-12-12 1982-06-23 Nippon Telegr & Teleph Corp <Ntt> Preparation of base material for optical fiber

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57183837U (en) * 1981-05-16 1982-11-22
JPS58161452U (en) * 1982-04-23 1983-10-27 井関農機株式会社 Threshing machine sorting device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4986055U (en) * 1972-11-13 1974-07-25

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4986055U (en) * 1972-11-13 1974-07-25

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5654244A (en) * 1979-10-12 1981-05-14 Hitachi Ltd Preparation of optical fiber matrix
JPS6259063B2 (en) * 1979-10-12 1987-12-09 Hitachi Seisakusho Kk
JPS5738334A (en) * 1980-08-06 1982-03-03 Nippon Telegr & Teleph Corp <Ntt> Controlling method for deposition of oxide powder in vapor axial deposition method
JPS57100930A (en) * 1980-12-12 1982-06-23 Nippon Telegr & Teleph Corp <Ntt> Preparation of base material for optical fiber
EP0054263A1 (en) * 1980-12-12 1982-06-23 Nippon Telegraph and Telephone Public Corporation Process for producing optical fiber preform and apparatus therefor

Also Published As

Publication number Publication date
JPS5527018B2 (en) 1980-07-17

Similar Documents

Publication Publication Date Title
JPS5430853A (en) Production of soot form glass rod
NL7805062A (en) PROCESS OF MANUFACTURING A CONTINUOUS FORM FOR AN OPTICAL FIBER.
JPS51133047A (en) Manufacturing method of light transmission path
JPS5387245A (en) Optical fiber parent material production apparatus
GB2057170B (en) Signal integrator with time constant controlled by differentiating feedback
PT66627B (en) Process for producing novel 3-(oxygenated alkyl)-1-9-dihydroxy and 1-hydroxy-9-keto dibenzo (b,d) pyrans
JPS52120841A (en) Optical fiber producing apparatus
JPS53102568A (en) Method of continuously controlling positioning servo system and synchronizing pair conveyors of manipulator
JPS5389751A (en) Optical fiber end part and its production
JPS5414399A (en) Production of beryl single crystal
JPS5414250A (en) Production of fiber base material for optical communication
JPS52134445A (en) Continuous production of optical fibre.
JPS52122134A (en) Production of optical fibers
JPS5432579A (en) Inner lining of conduit already constructed
JPS52117644A (en) Optical fiber producing nozzle
JPS5343540A (en) Production of optical fiber
JPS53123913A (en) Magnetic head and production of the same
JPS5215896A (en) Process for preparing a novel antibiotic sf-1854 substance
JPS53146642A (en) Production of fiber parent material for optical communication
JPS5411320A (en) Control of yarn winding tension
JPS5220564A (en) Constant tension apparatus
JPS5328719A (en) Production of tapered synthetic monofilaments and its apparatus
JPS5347795A (en) Solid laser device
JPS5288040A (en) Production of light transmitting glass fibers
JPS5437168A (en) Controlling method of film thickness of film forming machine for resin