Hydrodynamically pressure regulated loudspeaker systems

Details Hydrodynamically pressure regulated loudspeaker systems Hydrodynamically pressure regulated loudspeaker systems

1990-04-11

1991-12-17

Boudreau, Leo H.

Electrical audio signal processing systems and devices

Electro-acoustic audio transducer

Plural or compound reproducers

381165, 181148, 181151, H04R 2500, H05K 500

Patent

active

050739379

ABSTRACT:
The invention is a low frequency ported loudspeaker system comprising a hollow rectangular enclosure, the enclosure having a woofer driver airtight mounted to an aperature of the enclosure, changes in air pressure of the invention's enclosure's interior air mass are reduced by the coaction of a liquid mass contained within an open-ended manometer type structure, inlet of open-ended manometer type structure being attached to the enclosure and is in pressure conveyance with the invention's interior air mass.

REFERENCES:
patent: 4004094 (1977-01-01), Ott
patent: 4210778 (1980-06-01), Sakurai et al.
patent: 4657108 (1987-04-01), Ward

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