Acoustics – Sound-modifying means – Muffler – fluid conducting type
Patent
1989-07-28
1990-03-20
Fuller, B. R.
Acoustics
Sound-modifying means
Muffler, fluid conducting type
181264, 181282, F01N 108
Patent
active
049093479
ABSTRACT:
An exhaust tube capable of having a better silencing effect without adversely affecting the horsepower output of an engine is provided. The exhaust tube includes a tube body having two end plates, two spaced disks dividing the tube body into three gas chambers and a pipe having an expanded first end, a first horizontal portion, an inclined portion having a verturi tube, a perforated second horizontal portion, and a second opposite free end.
REFERENCES:
patent: 2287412 (1942-06-01), Bourne
patent: 4361206 (1982-11-01), Tsai
patent: 4501341 (1985-02-01), Jones
patent: 4574913 (1986-03-01), Fukuda
Fuller B. R.
Po-Hsiang Shih
Wang Chan-Yan
Wang Chwan-Shyh
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