Vehicle internal combustion engine exhaust system

Details Vehicle internal combustion engine exhaust system Vehicle internal combustion engine exhaust system

1992-07-24

1994-04-12

Hart, Douglas

Power plants

Internal combustion engine with treatment or handling of...

By means producing a chemical reaction of a component of the...

60312, F01N 328

Patent

active

053015037

ABSTRACT:
A vehicle internal combustion engine exhaust system featuring two different exhaust routes to which the exhaust gas is directed selectively by an on-off device; the system also comprising a device for comparing parameters, consisting in engine speed, the opening angle of the throttle, and the vacuum inside the intake manifold and/or engine load, with respective predetermined values, for opening the on-off device upon the above parameters reaching the aforementioned predetermined values, and so selectively enabling the exhaust gas to flow along both the exhaust routes.

REFERENCES:
patent: 3282046 (1966-11-01), Walker
patent: 3943710 (1976-03-01), Lange
patent: 4926636 (1990-05-01), Tadokoro
patent: 5014817 (1991-05-01), Takato

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