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JPS525541A - Method of mass-producing light- conduction glass bodies - Google Patents

Method of mass-producing light- conduction glass bodies

Info

Publication number
JPS525541A
JPS525541A JP8405675A JP8405675A JPS525541A JP S525541 A JPS525541 A JP S525541A JP 8405675 A JP8405675 A JP 8405675A JP 8405675 A JP8405675 A JP 8405675A JP S525541 A JPS525541 A JP S525541A
Authority
JP
Japan
Prior art keywords
mass
glass bodies
producing light
conduction glass
conduction
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
JP8405675A
Other languages
Japanese (ja)
Other versions
JPS578774B2 (en
Inventor
Hiroyoshi Matsumura
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 Selfoc Co Ltd
Original Assignee
Nippon Selfoc Co 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 Nippon Selfoc Co Ltd filed Critical Nippon Selfoc Co Ltd
Priority to JP8405675A priority Critical patent/JPS525541A/en
Publication of JPS525541A publication Critical patent/JPS525541A/en
Publication of JPS578774B2 publication Critical patent/JPS578774B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B17/00—Forming molten glass by flowing-out, pushing-out, extruding or drawing downwardly or laterally from forming slits or by overflowing over lips
    • C03B17/02—Forming molten glass coated with coloured layers; Forming molten glass of different compositions or layers; Forming molten glass comprising reinforcements or inserts
    • C03B17/025—Tubes or rods
    • 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
    • C03B37/01265—Manufacture of preforms for drawing fibres or filaments starting entirely or partially from molten glass, e.g. by dipping a preform in a melt
    • C03B37/01274—Manufacture of preforms for drawing fibres or filaments starting entirely or partially from molten glass, e.g. by dipping a preform in a melt by extrusion or 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
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/022—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from molten glass in which the resultant product consists of different sorts of glass or is characterised by shape, e.g. hollow fibres, undulated fibres, fibres presenting a rough surface
    • C03B37/023—Fibres composed of different sorts of glass, e.g. glass optical fibres, made by the double crucible technique
    • 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
    • C03B37/027—Fibres composed of different sorts of glass, e.g. 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
    • C03B2203/14—Non-solid, i.e. hollow products, e.g. hollow clad or with core-clad interface
    • C03B2203/16—Hollow core
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/30—Means for continuous drawing from a preform

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)

Abstract

PURPOSE:To rpoduce long, light conductive glass bodies which have no impure materials repeatedly and at a comparatively low cost.
JP8405675A 1975-07-01 1975-07-01 Method of mass-producing light- conduction glass bodies Granted JPS525541A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8405675A JPS525541A (en) 1975-07-01 1975-07-01 Method of mass-producing light- conduction glass bodies

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8405675A JPS525541A (en) 1975-07-01 1975-07-01 Method of mass-producing light- conduction glass bodies

Publications (2)

Publication Number Publication Date
JPS525541A true JPS525541A (en) 1977-01-17
JPS578774B2 JPS578774B2 (en) 1982-02-18

Family

ID=13819828

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8405675A Granted JPS525541A (en) 1975-07-01 1975-07-01 Method of mass-producing light- conduction glass bodies

Country Status (1)

Country Link
JP (1) JPS525541A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52152726A (en) * 1976-06-01 1977-12-19 Int Standard Electric Corp Method of manufacturing optical fiber
US4617598A (en) * 1982-05-25 1986-10-14 Matsushita Electric Industrial Co., Ltd. Rotary head magnetic recorder/reproducer
KR20180049097A (en) 2015-10-23 2018-05-10 닛본 세이고 가부시끼가이샤 Electric power steering device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52152726A (en) * 1976-06-01 1977-12-19 Int Standard Electric Corp Method of manufacturing optical fiber
JPS6044259B2 (en) * 1976-06-01 1985-10-02 インタ−ナシヨナル・スタンダ−ド・エレクトリツク・コ−ポレ−シヨン Optical fiber manufacturing method
US4617598A (en) * 1982-05-25 1986-10-14 Matsushita Electric Industrial Co., Ltd. Rotary head magnetic recorder/reproducer
KR20180049097A (en) 2015-10-23 2018-05-10 닛본 세이고 가부시끼가이샤 Electric power steering device

Also Published As

Publication number Publication date
JPS578774B2 (en) 1982-02-18

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