Exhaust gas recirculation control device

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

Patent

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Details

F02M 2506

Patent

active

040130525

ABSTRACT:
A device which modulates intake manifold vacuum with venturi vacuum to actuate an exhaust gas recirculation control valve.

REFERENCES:
patent: 3739797 (1973-06-01), Caldwell
patent: 3774583 (1973-11-01), King
patent: 3779222 (1973-12-01), Lorenz
patent: 3835827 (1974-09-01), Wolgemuth
patent: 3884200 (1975-05-01), Caldwell

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