Suction pipe arrangement for multi-cylinder internal combustion

Internal-combustion engines – Combustion chamber means combined with air-fuel mixture... – Air or combustible mixture entering the combustion chamber...

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Details

123308, 123445, 123472, 123 52M, F02B 1500

Patent

active

047263431

ABSTRACT:
In order to avoid fuel injection nozzles with a control range extending over the entire load range of the engine, in an internal combustion engine equipped with two intake pipes per cylinder and wherein, furthermore, one intake manifold each supplies intake pipes optimized for low air throughput ranges for high air throughput ranges, there are provided in only one each of the intake pipes fuel injection nozzles each associated individually with one intake pipe, which nozzles are designed for the requirements in a low air throughput range while a fuel injection nozzle common to all cylinders is provided in the intake manifold associated with the other intake pipes.

REFERENCES:
patent: 4488531 (1984-12-01), Tadokoro et al.

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