Classifications

• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
  • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
  • G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
  • G01M11/33—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face
  • G01M11/333—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face using modulated input signals
  • G01M11/334—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face using modulated input signals with light chopping means
• • 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
  • C03B37/0253—Controlling or regulating

Landscapes

• Chemical & Material Sciences (AREA)
• Engineering & Computer Science (AREA)
• Physics & Mathematics (AREA)
• Materials Engineering (AREA)
• Manufacturing & Machinery (AREA)
• Geochemistry & Mineralogy (AREA)
• Life Sciences & Earth Sciences (AREA)
• Organic Chemistry (AREA)
• General Life Sciences & Earth Sciences (AREA)
• Optics & Photonics (AREA)
• Analytical Chemistry (AREA)
• General Physics & Mathematics (AREA)
• Manufacture, Treatment Of Glass Fibers (AREA)
• Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
• Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=10399269

Family Applications (1)

Country Status (9)

Families Citing this family (1)

• 1975
  • 1975-09-15 GB GB37825/75A patent/GB1532423A/en not_active Expired
• 1976
  • 1976-09-03 ZA ZA765306A patent/ZA765306B/xx unknown
  • 1976-09-08 AU AU17546/76A patent/AU1754676A/en not_active Expired
  • 1976-09-09 DE DE19762640548 patent/DE2640548A1/de active Pending
  • 1976-09-13 SE SE7610125A patent/SE7610125L/xx unknown
  • 1976-09-14 JP JP51110677A patent/JPS5253433A/ja active Pending
  • 1976-09-14 BR BR7606069A patent/BR7606069A/pt unknown
  • 1976-09-14 NL NL7610188A patent/NL7610188A/xx not_active Application Discontinuation
  • 1976-09-14 FR FR7627586A patent/FR2324015A1/fr not_active Withdrawn

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