Muffler

Details Muffler Muffler

1984-11-02

1986-05-20

Fuller, Benjamin R.

Acoustics

Sound-modifying means

Muffler, fluid conducting type

181256, 181258, 181272, F01N 110

Patent

active

045895171

ABSTRACT:
A muffler for an internal combustion engine for effectively damping noise over a wide frequency range, from low frequency noise to high frequency noise. An absorber packed type muffler adapted to absorb noise by a sound absorbing material is inserted in and fixed to a housing which has a bore or bores thereinside, thereby forming one of a pipe inserted type muffler, a resonance type muffler and an interference type muffler to attain combined characteristics of both the types of mufflers.

REFERENCES:
patent: 2185584 (1940-01-01), Boyce
patent: 2326612 (1943-08-01), Bourne
patent: 2904125 (1959-09-01), Bourne et al.
patent: 3166382 (1965-01-01), Purse et al.
patent: 3174583 (1965-03-01), Giordano
patent: 3960509 (1976-06-01), Abriany
patent: 4360076 (1982-11-01), Suyama
patent: 4444288 (1984-04-01), Sekiya et al.

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