Optical fibre U.V. and/or I.R. line fire detector

Details Optical fibre U.V. and/or I.R. line fire detector Optical fibre U.V. and/or I.R. line fire detector

1980-11-20

1983-11-29

Swann, III, Glen R.

Communications: electrical

Condition responsive indicating system

Specific condition

250227, 340515, 340600, G08B 1712

Patent

active

044183380

ABSTRACT:
A fire and/or heat detection system comprises an optical fibre which is either unsheathed or sheathed in a transparent material such that U.V. or I.R. radiation in the vicinity of the fibre passes through the skin into the body of the fibre. Means are connected to the ends of the fibre to measure these radiations.

REFERENCES:
patent: 3444378 (1969-05-01), Cibula et al.
patent: 4264211 (1981-04-01), Biggs

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