H - Electricity – 04 – R
Patent
H - Electricity
04
R
H04R 1/10 (2006.01) G08B 21/00 (2006.01)
Patent
CA 2527823
For a firefighter or for an emergency rescue worker, an earpiece comprising a speaker, a microphone, and a temperature sensor comprises a programmable chip, which is programmed to sound an alarm via the speaker if and only if a temperature sensed by the temperature sensor equals or exceeds a preset temperature. The speaker and the microphone provide for audible communication between a wearer and another.
Grilliot Mary I.
Grilliot William L.
Morning Pride Manufacturing L.l.c.
Ridout & Maybee Llp
LandOfFree
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