Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Plural or compound reproducers
Patent
1997-04-08
1998-09-01
Le, Huyen
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Plural or compound reproducers
381189, 381199, H04R 2500
Patent
active
058021930
ABSTRACT:
A partially-buried outdoor loudspeaker assembly includes a concealed loudspeaker mounted on the upper end of a tubular enclosure located largely underground. A protective dome is connected to the upper end of the enclosure by an outwardly radiating connector wall that provides support for a plurality of angled sound port tubes located within a chamber formed by the protective dome.
REFERENCES:
patent: 4949386 (1990-08-01), Hill
Cantor, Esq. Frederick R.
Le Huyen
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