Muffler for engine, particularly motorcycle engine

Details Muffler for engine, particularly motorcycle engine Muffler for engine, particularly motorcycle engine

1980-02-06

1981-07-14

Hix, L. T.

Acoustics

Sound-modifying means

Muffler, fluid conducting type

181272, F01N 124

Patent

active

042781477

ABSTRACT:
A muffler for a motorcycle engine including a hollow, frustoconical muffler body, a hollow sound-absorbing member snugly fitted in the muffler body and maintained in intimate contact with the inner surface thereof, and a keep member for securing the sound-absorbing member in place. The sound-absorbing member is inserted in the muffler body and the keep member is inserted therein. The keep member is pressed into the hollow sound-absorbing member by a muffler core as the latter is inserted therein, to force the sound-absorbing member against the inner surface of the muffler body in intimate contact therewith. The muffler core includes a baffle tube extending axially of the muffler body, and a plurality of discal baffle plates secured to the baffle tube to define a plurality of chambers in the muffler body when fitted therein.

REFERENCES:
patent: 3380553 (1968-04-01), Gibel
patent: 4113051 (1978-09-01), Moller
patent: 4149611 (1979-04-01), Taguchi
patent: 4203503 (1980-05-01), Franco et al.

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