Acoustics – Miscellaneous
Patent
1986-11-19
1987-09-01
Kyle, Deborah L.
Acoustics
Miscellaneous
200 6101, 200DIG20, 307117, 362802, 381110, 381205, H01H 3524
Patent
active
046902422
ABSTRACT:
A sound actuated detector comprising a microphone, an elastic cylinder having a flexible bottom adapted to fit tightly around the microphone with the sensing surface of the microphone fitting tightly against the flexible bottom, a mounting base connected to the surface of the cylinder having the flexible bottom, an elastic isolating medium arranged between the base and the surrounding surface to which the detector is attached, and a weight connected to the microphone having a mass such as to eliminate movement of the microphone in response to frequencies above a selected frequency.
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Griffiths John E.
Kyle Deborah L.
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