Actively sound reduced muffler having a venturi effect configura

Details Actively sound reduced muffler having a venturi effect configura Actively sound reduced muffler having a venturi effect configura

1996-05-15

1997-02-04

Dang, Khanh

Acoustics

Sound-modifying means

By wave interference

381 71, F01N 106

Patent

active

056001061

ABSTRACT:
In an actively sound dampened muffler, the improvement of a venturi effect area producing means adjacent an aperture in said muffler near which is mounted a loudspeaker in an enclosure, the venturi effect area preventing hot exhaust gases from impinging on the loudspeaker.

REFERENCES:
patent: 5088575 (1992-02-01), Eriksson
patent: 5097923 (1992-03-01), Ziegler et al.

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