operated automatically, e.g. dependent on exhaust-gas analysis

Full Title

Carburettors with means for influencing, e.g. enriching or keeping constant, fuel/air ratio of charge under varying conditions (choke valves for starting F02M1/00) > Other installations, with moving parts, for influencing fuel/air ratio, e.g. having valves (F02M7/24 takes precedence) > with means for controlling cross-sectional area of fuel spray nozzle (dependent on air-throttle valve position F02M7/22) > operated automatically, e.g. dependent on exhaust-gas analysis

Child Classifications

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• F02M 7/17 by a pneumatically adjustable piston-like element, e.g. constant depression carburettors