Silencer assembly with acoustical modules therein

Details Silencer assembly with acoustical modules therein Silencer assembly with acoustical modules therein

1994-06-23

1996-07-02

Dang, Khanh

Acoustics

Sound-modifying means

Muffler, fluid conducting type

181252, 181255, E04F 1704

Patent

active

055324398

ABSTRACT:
A silencer assembly is disclosed having at least one expansion section (20,30), tapering outwardly along the length thereof, and a silencing section (40) including a transversing bank of a plurality of parallel acoustical modules (60). Each module (60) has side walls (67) and a front and rear framing member (63,64) with a plurality of longitudinal perforated (74) internal channel member (70) surrounded by an acoustical media (80) therein.

REFERENCES:
patent: 2994401 (1961-08-01), Bourne et al.
patent: 4127183 (1978-11-01), McLarty
patent: 4236597 (1980-12-01), Kiss et al.

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