Exhaust gas recirculation pre-stratified charge

Details Exhaust gas recirculation pre-stratified charge Exhaust gas recirculation pre-stratified charge

1976-11-26

1979-01-23

Lazarus, Ronald H.

Internal-combustion engines

Intake manifold

Manifold tuning, balancing or pressure regulating means

F02M 2506

Patent

active

041354818

ABSTRACT:
A low pollution internal combustion engine is disclosed in which a predetermined portion of a stratified charge is initially pre-formed in the part of the manifold which supplies the predetermined charge portion to the cylinder, said predetermined charge portion being composed of fuel-air mixture diluted by exhaust gas and pre-formed when the intake valve for the cylinder is in the closed condition, and subsequently being introduced together with the remaining portion of the stratified charge, when the intake valve is opened during the intake stroke of the engine.

REFERENCES:
patent: 1955661 (1934-04-01), Waldo
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patent: 3498274 (1970-03-01), Chapman
patent: 3507260 (1970-04-01), Walker
patent: 3587541 (1971-06-01), Sarto
patent: 3633553 (1972-01-01), Holzapfel
patent: 3810454 (1974-05-01), Hunt
patent: 3851632 (1974-12-01), Teshirogi et al.

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