Silencer for a heat engine

Details Silencer for a heat engine Silencer for a heat engine

1975-10-22

1976-11-23

Franklin, Lawrence R.

Acoustics

Auditorium

181 44, F01N 104, F01N 106

Patent

active

039931609

ABSTRACT:
An outer return tube is provided outside an exhaust silencer case and forms part of means for interconnecting the downstream end of an upstream tube and the upstream end of a downstream tube with respect to the direction of travel of the exhaust gases through the silencer. The upstream tube and downstream tube are perforated and extend in the case. At least a fraction of the exhaust gas stream travels through the outer return tube.

REFERENCES:
patent: 2109220 (1938-02-01), Noblitt et al.
patent: 2196920 (1940-04-01), Hoyle
patent: 2850111 (1958-09-01), Nelson
patent: 2934161 (1960-04-01), Powers
patent: 2960179 (1960-11-01), Bryant
patent: 3243010 (1966-03-01), Flynn
patent: 3741336 (1973-06-01), Malosh

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