Patent ID: 6873254
Filing Date: 2005-03-29
Classification: G08B

Abstract:
1. An apparatus for the detection and enunciation of hazardous conditions within an environment, comprising: at least a first and a second detection circuits to sense ambient conditions within the environment, said first detection circuit configured to sense a first hazardous condition, said first detection circuit producing a first condition output signal in response thereto, and said second detection circuit configured to sense a second hazardous condition, said second detection circuit producing a second condition output signal in response thereto; an alarm circuit responsive to said first and to said second output signals for generating at least a first alarm pattern; a voice circuit responsive to said first and to said second output signals for generating at least a first voice message; an enunciation circuit; and an interleaving control circuit coupled to said alarm circuit and to said voice circuit, said interleaving control circuit causing said enunciation circuit to selectively broadcast at least said first alarm pattern and said first voice message.