Air flow control device for an internal combustion engine

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

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F02M 3510

Patent

active

055558658

ABSTRACT:
An air flow control device for an internal combustion engine includes a surge tank having a plurality of air passages and a plurality of on/off valves, a cylinder head of the internal combustion engine, and a plurality of high and low intake manifolds communicating with the surge tank and the cylinder head, whereby the plurality of on/off valves are selectively closed and opened depending upon an actuation for accelerating car speed in any condition of the car speed, and obtaining a high output force and torque.

REFERENCES:
patent: 3999522 (1976-12-01), Jaulmes
patent: 4664076 (1987-05-01), Miyano et al.
patent: 4691670 (1987-09-01), Bonisch et al.
patent: 4907547 (1990-03-01), Daly
patent: 5427078 (1995-06-01), Hitomi et al.

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