FIRE SAFETY DOORKNOB DEVICE

The present invention is directed to a tire safety doorknob device that detects smoke and indicates the presence of smoke with an audible alarm. The fire safety doorknob device comprises a doorknob housing having a handle and stem portio n, an audible and/or visual alarm, a temperature sensor and a...

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Bibliographic Details
Main Authors KREPOSTER, ALEXANDER SASHA, VELJI, SHAFIN R
Format Patent
LanguageEnglish
French
Published 21.04.2001
Edition6
Subjects
ALARM SYSTEMS
ORDER TELEGRAPHS
PHYSICS
SIGNALLING
SIGNALLING OR CALLING SYSTEMS
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Summary:The present invention is directed to a tire safety doorknob device that detects smoke and indicates the presence of smoke with an audible alarm. The fire safety doorknob device comprises a doorknob housing having a handle and stem portio n, an audible and/or visual alarm, a temperature sensor and a power supply. The device may also have a receiver which receives a signal from a remote signaling device, that activates the audible and/or visual alarm.
Bibliography:Application Number: CA19992287028