Resonant cavity devices for reducing noise within a duct in the

Details Resonant cavity devices for reducing noise within a duct in the Resonant cavity devices for reducing noise within a duct in the

1978-01-03

1979-04-24

Tomsky, Stephen J.

Acoustics

Sound-modifying means

Muffler, fluid conducting type

181286, 181292, 181293, F01N 102

Patent

active

041507320

ABSTRACT:
A sound insulation chamber delimits a gaseous flow channel and including onant cavities housed within a double wall. The cavity vents are ducts which open into the channel flush with the inner wall and project into the interior of the cavities.

REFERENCES:
patent: 2765044 (1956-10-01), Hatte
patent: 3269484 (1966-08-01), Lighter
patent: 3437173 (1969-04-01), Ehrich
patent: 3819007 (1974-06-01), Wirt et al.
patent: 3819009 (1974-06-01), Motsinger
patent: 4100993 (1978-07-01), Feder

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