Fire or overheating detection system

Details Fire or overheating detection system Fire or overheating detection system

2006-08-29

2006-08-29

Tweel, Jr., John (Department: 2612)

Communications: electrical

Condition responsive indicating system

Specific condition

C340S589000

Reexamination Certificate

active

07098797

ABSTRACT:
A system for detecting fire or overheating includes a sensor including at least one material having a resistance with a selected temperature coefficient, wherein the resistance of the material is indicative of a temperature. The system includes further a device connected to the sensor to perform measurements on the material, wherein the device is configured to determine at least one parameter from the measurements and to analyze a dynamic behaviour of the at least one parameter to deduce status information including overheating and malfunction of the sensor.

REFERENCES:
patent: 5225811 (1993-07-01), Audy
patent: 5254975 (1993-10-01), Torikoshi
patent: 5973605 (1999-10-01), Yamanashi
patent: 6288638 (2001-09-01), Tanguay et al.

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