Internal-combustion engines – Intake manifold – Manifold tuning – balancing or pressure regulating means
Patent
1976-07-21
1977-12-06
Burns, Wendell E.
Internal-combustion engines
Intake manifold
Manifold tuning, balancing or pressure regulating means
F02M 2506
Patent
active
040611191
ABSTRACT:
An exhaust gas recirculation apparatus for an internal combustion engine, in which the exhaust gas from the exhaust system of the engine is recirculated into the intake system of the engine in a position upstream of the throttle valve and in a position downstream of the throttle valve.
A sufficient amount of exhaust gas can be recirculated, without causing adverse effects to the heavy load operation of the engine.
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patent: 3954091 (1976-05-01), Stumpp
patent: 3980063 (1976-09-01), Henault
patent: 3998194 (1976-12-01), Berzlapa
Burns Wendell E.
Toyota Jidosha Kogyo Kabushiki Kaisha
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