Exhaust silencing system

Details Exhaust silencing system Exhaust silencing system

1984-04-05

1986-06-24

Fuller, Benjamin R.

Acoustics

Sound-modifying means

Muffler, fluid conducting type

181252, 181256, F01N 124

Patent

active

045963061

ABSTRACT:
An exhaust silencing system for an automotive engine comprises a sound absorbing tube formed of a gas permeable porous material and connected at its one end with a tailpipe of an exhaust system of the engine, thereby effectively attenuating exhaust noise, particularly in a high frequency range.

REFERENCES:
patent: 2308607 (1943-01-01), Jackson
patent: 2913870 (1959-11-01), Lashley
patent: 3752260 (1973-08-01), Heath
patent: 3955643 (1976-05-01), Clark
patent: 4283465 (1981-04-01), Morimoto et al.
patent: 4413657 (1983-11-01), Sasaki et al.

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