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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Main Authors | , |
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Format | Patent |
Language | English French |
Published |
21.04.2001
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Edition | 6 |
Subjects | |
Online Access | Get full text |
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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. |
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Bibliography: | Application Number: CA19992287028 |