Fiber-optic thermometer

Details Fiber-optic thermometer Fiber-optic thermometer

1978-10-10

1979-12-04

Watkins, Donald

Measuring and testing

Gas analysis

Moisture content or vapor pressure

73355R, 73368, G01K 532

Patent

active

041765516

ABSTRACT:
A species of fiber-optic thermometer, employing a gas-sealing movable reflecting element trapping a sealed gas column in a capillary as a temperature-sensitive medium, transfers a proportion of fiber-optic input light to a fiber-optic output as a single-valued function of temperature. This species provides a miniature thermometer exhibiting high temperature sensitivity.

REFERENCES:
patent: 3639770 (1972-02-01), Zizelmann
patent: 3810065 (1974-05-01), Welsh
patent: 3871232 (1975-03-01), Pickett et al.
patent: 3960017 (1976-06-01), Romanowski
patent: 4016761 (1977-04-01), Rozzell et al.
patent: 4036060 (1977-07-01), Deficis
patent: 4111050 (1978-09-01), Waddoups
patent: 4136566 (1979-01-01), Christensen

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