Arrangement for controlling an air-fuel ratio of an air-fuel mix

Internal-combustion engines – Intake manifold – Manifold tuning – balancing or pressure regulating means

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261DIG69, F02B 3300

Patent

active

041506413

ABSTRACT:
An arrangement for controlling the air-fuel ratio of an air-fuel mixture to be supplied to an internal combustion engine is disclosed. In the arrangement a fluidic element or fluidic elements, performing high frequency on-off control action, are arranged in feedback control circuits for regulating the amount of flow of air or fuel to be supplied into an engine carburetor, thereby adjusting the air-fuel ratio to the level of the stoichiometric air-fuel ratio.

REFERENCES:
patent: 3556063 (1971-01-01), Tuzson
patent: 3672339 (1972-06-01), Lazar
patent: 3687121 (1972-08-01), Tuzson
patent: 3690305 (1972-09-01), Shinado et al.
patent: 3906910 (1915-09-01), Szlaga, Jr.
patent: 3942493 (1976-03-01), Linder et al.

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