Exhaust gas recirculation system with control apparatus for exha

Details Exhaust gas recirculation system with control apparatus for exha Exhaust gas recirculation system with control apparatus for exha

1975-06-19

1977-08-16

Dority, Jr., Carroll B.

Internal-combustion engines

Intake manifold

Manifold tuning, balancing or pressure regulating means

F02M 2506

Patent

active

040419142

ABSTRACT:
An exhaust gas recirculation system comprises an exhaust gas flow control valve; a vacuum actuator for operation of the flow control valve; and a control apparatus for the vacuum actuator. The control apparatus comprises a vacuum regulator and a vacuum motor for actuating the vacuum regulator in response not only to the venturi vacuum but also to the intake manifold vacuum.

REFERENCES:
patent: 3739797 (1973-06-01), Caldwell
patent: 3774583 (1973-11-01), King
patent: 3796049 (1974-03-01), Hayashi
patent: 3814070 (1974-06-01), Wertheimer
patent: 3818880 (1974-06-01), Dawson et al.
patent: 3877452 (1975-04-01), Nohira et al.
patent: 3896777 (1975-07-01), Masaki et al.
patent: 3915136 (1975-10-01), Caldwell
patent: 3924589 (1975-12-01), Nohira et al.
patent: 3926161 (1975-12-01), Wertheimer

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