Car silencer for absorbing sound and exhaust pollutants

Details Car silencer for absorbing sound and exhaust pollutants Car silencer for absorbing sound and exhaust pollutants

1992-11-02

1993-11-30

Gellner, Michael L.

Acoustics

Sound-modifying means

Muffler, fluid conducting type

181255, 181256, 181258, 181267, 181240, 181243, F01N 110

Patent

active

052667553

ABSTRACT:
A car silencer includes an outer pipe having a front expansion chamber defined in a front portion of the outer pipe connected with a connecting tube which is connected to an engine manifold for directing waste gas as discharged from a car engine, an inner pipe detachably inserted in a rear expansion chamber in the outer pipe at a rear portion of the front expansion chamber, an absorbing and filtering medium filled in the inner pipe, and a perforated tail pipe inserted in the absorbing and filtering medium, wherein an engine exhaust gas will be reduced its sound in the front and rear expansion chambers and a plurality of pollutants laden in the exhaust gas will be absorbed, filtered and removed in the absorbing and filtering medium for preventing air pollution caused by an engine waste gas.

REFERENCES:
patent: 2014666 (1935-09-01), Peik
patent: 4372421 (1983-01-01), Jackson

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