under conditions where engine is driven instead of driving, e.g. driven by vehicle running down hill

Full Title

Idling devices for carburettors (with means for facilitating engine's idling below operational temperatures F02M1/00) > Preventing flow of idling fuel > under conditions where engine is driven instead of driving, e.g. driven by vehicle running down hill

Child Classifications

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• F02M 3/041
• F02M 3/042
• F02M 3/043
• F02M 3/045 Control of valves situated in the idling nozzle system, or the passage system, by electrical means or by a combination of electrical means with fluidic or mechanical means
• F02M 3/05 Pneumatic or mechanical control, e.g. with speed regulation
• F02M 3/055 Fuel flow cut-off by introducing air, e.g. brake air, into the idling fuel system