Engine control device

Details Engine control device Engine control device

1988-09-29

1990-07-17

Hart, Douglas

Power plants

Internal combustion engine with treatment or handling of...

Pulsed, timed, tuned or resonating exhaust

60312, F02B 2702

Patent

active

049413198

ABSTRACT:
An engine controller is linked to and controls simultaneously both an exhaust control valve and an on-off valves or changeover valves or a reflector in the exhaust pipe to improve engine performance. The controller positions the exhaust control valve and on-off valves or changeover valves, or reflector based upon detected engine speed and throttle position.

REFERENCES:
patent: 3703937 (1972-11-01), Tenney
patent: 3726092 (1973-04-01), Raczuk
patent: 4289108 (1981-09-01), Shioyama

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