Motor vehicle muffler

Details Motor vehicle muffler Motor vehicle muffler

1997-12-10

1999-07-13

Argenbright, Tony M.

Power plants

Internal combustion engine with treatment or handling of...

Divider, collector, valve means, or boundary layer device...

181241, 181278, F01N 116

Patent

active

059210818

ABSTRACT:
A motor vehicle muffler mounted with a plurality of baffles, the muffler comprising a variable control unit constructed such that at least one baffle in the muffler is moved to vary volumes of chambers according to a depression of an accelerator pedal, to obtain an optimum noise attenuation effect and to increase exhaust efficiency.

REFERENCES:
patent: 2214894 (1940-09-01), Wilson
patent: 4903486 (1990-02-01), Finkle
patent: 5475189 (1995-12-01), Field et al.

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