Fire and explosion detection apparatus

Details Fire and explosion detection apparatus Fire and explosion detection apparatus

1986-06-10

1988-08-23

Kashnikow, Andres

Fire extinguishers

Special applications

Condition responsive control

169 62, 250342, 250349, 250372, A62C 3718, G01J 100

Patent

active

047654139

ABSTRACT:
Detection apparatus comprising UV sensing apparatus, IR sensing apparatus, inhibitible AND gate logic apparatus operative to receive outputs from the UV sensing apparatus and the IR sensing apparatus and being operative unless inhibited by receipt of an inhibit signal to produce an output signal in response to simultaneous detection by the UV and IR sensing apparatus, and inhibit signal generating apparatus operative to produce an inhibit signal in response to characteristics of the UV sensed by the UV sensing apparatus.

REFERENCES:
patent: 3653016 (1972-03-01), Cormier
patent: 4101767 (1978-07-01), Lennington et al.
patent: 4270613 (1981-05-01), Spector et al.
patent: 4357534 (1982-11-01), Ball
patent: 4373136 (1983-02-01), Ball
patent: 4455487 (1984-06-01), Wendt
patent: 4469944 (1984-09-01), Kern et al.

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