Apparatus for recirculating exhaust gases

Details Apparatus for recirculating exhaust gases Apparatus for recirculating exhaust gases

1976-02-02

1978-09-12

Schwadron, Martin P.

Internal-combustion engines

Intake manifold

Manifold tuning, balancing or pressure regulating means

F02M 712

Patent

active

041128940

ABSTRACT:
An apparatus for recirculating exhaust gases to an intake or suction system through an exhaust gas recirculating valve means to be operated in response to negative pressure in the suction system in an internal combustion engine, which comprises a second control valve means connected to a first control valve means of said recirculating valve device to respond to the negative pressure in an intake pipe to control the opening of the first control valve means in response to the load, whereby the proportion of an inert gas contained in an engine cylinder is made substantially constant in the partial load operation region.

REFERENCES:
patent: 3796049 (1974-03-01), Hayashi
patent: 3881456 (1975-05-01), Nohira
patent: 3888222 (1975-06-01), Tomita
patent: 3962868 (1976-06-01), Matumoto
patent: 3977381 (1976-08-01), Fujikawa
patent: 3999737 (1976-12-01), Hashiguchi
patent: 4002154 (1977-01-01), Kestner
patent: 4033309 (1977-07-01), Hayashi
patent: 4044739 (1977-08-01), Miura

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