Scanning fire-monitoring system

Details Scanning fire-monitoring system Scanning fire-monitoring system

1986-04-23

1988-06-07

Howell, Janice A.

Radiant energy

Invisible radiant energy responsive electric signalling

Infrared responsive

250347, G01J 100

Patent

active

047498625

ABSTRACT:
A scanning fire-monitoring system comprising a fire source detecting apparatus including a detecting head having a small field of vision and adapted to detect heat radiant energy from a monitoring area, a vertical scanning drive means for letting the detecting head scan within a detection range of small width on the monitoring area, and a horizontal scanning drive means for mounting said detecting head and said vertical scanning drive means thereon and rotatable in a horizontal direction and an arithmetic unit for carrying out a required signal processing and decision on the basis of a detection signal from the detecting head said detecting head being driven in vertical and horizontal directions to scan over the entire monitoring area.

REFERENCES:
patent: 3862423 (1975-01-01), Kutas et al.
patent: 4094225 (1978-06-01), Greenwood
patent: 4221966 (1980-09-01), Kerr et al.

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