Control system of exhaust for internal combustion engine

Details Control system of exhaust for internal combustion engine Control system of exhaust for internal combustion engine

1983-12-20

1985-06-11

Hart, Douglas

Power plants

Internal combustion engine with treatment or handling of...

Pulsed, timed, tuned or resonating exhaust

60312, F02B 2702

Patent

active

045220298

ABSTRACT:
Exhaust system control apparatus for internal combustion engine having an exhaust line and a branch line thereon, and an opening and closing valve on said branch line adapted to open when the engine operates at low speed and to close when the engine operates at high speed. The ratio between the cross-sectional areas of the branch line and the exhaust line is about 0.6 to 0.8.

REFERENCES:
patent: 3254484 (1966-06-01), Kopper
patent: 3367311 (1968-02-01), Tenney

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