Fiber-optic temperature-measuring apparatus

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United States of America Patent

PATENT NO 4376890
SERIAL NO

06194397

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Abstract

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A fiber-optic temperature-measuring apparatus which monitors the photo-luminescence of a body of solid material subjected to the temperature to be measured. Exciting radiation is conducted by means of at least one optical fiber towards a material with temperature-dependent luminescence which is in optical contact with the fiber, whereby luminescence occurs. The radiation emitted as a consequence of the luminescence is transmitted via at least one optical fiber from the body to a place of measurement, where a measure of the temperature may be obtained. The luminescent body may consist of a semiconductor material.

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Patent Owner(s)

Patent OwnerAddress
TAKAOKA ELECTRIC MFG CO LTDTOKYO JAPAN TOKYO METROPOLIS

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Engstrom, Olof Vasteras, SE 8 148
Ovren, Christer Vasteras, SE 26 496

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