Electronic controller for controlling the air/fuel ratio of the

Details Electronic controller for controlling the air/fuel ratio of the Electronic controller for controlling the air/fuel ratio of the

1980-10-16

1983-07-05

Cox, Ronald B.

Internal-combustion engines

Charge forming device

Having fluidic logic control means

123472, F02B 300

Patent

active

043912516

ABSTRACT:
A digital electronic controller for an engine equipped with an oxygen detor located along the exhaust path of the gases and a carburettor equipped with electrovalves for regulating the fuel flow rate.
This controller comprises digital circuits for closed loop and open loop regulation including a digital memory in which the carburettor regulation value is permanently stored, a logic circuit for controlling the operating modes and a plurality of amplifiers for controlling the electrovalves of the carburettor.
This controller makes it possible to reduce the pollution level of motor vehicles.

REFERENCES:
patent: 3895611 (1975-07-01), Endo et al.
patent: 4122811 (1978-10-01), Bowler et al.
patent: 4231334 (1980-11-01), Peter
patent: 4279230 (1981-07-01), Bauer
patent: 4307694 (1981-12-01), Jacobs

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