Integrated idle air and exhaust gas recirculation system

Details Integrated idle air and exhaust gas recirculation system Integrated idle air and exhaust gas recirculation system

1991-02-08

1991-12-10

Nelli, Raymond A.

Internal-combustion engines

Engine speed regulator

Idle speed control

123568, F02M 300

Patent

active

050708384

ABSTRACT:
An integrated idle bypass air and exhaust gas recirculation control system having a single valve assembly to control both idle air and exhaust gas being supplied to the engine. The valve assembly has a solenoid actuated two-way valve for switching from air to exhaust gas as a source, and a metering valve for controlling the quantity of gas, either idle air or exhaust gas, allowed to enter the engine intake.

REFERENCES:
patent: 4805582 (1989-02-01), Braun et al.
patent: 4870944 (1989-10-01), Matsumoto et al.
patent: 4875455 (1989-10-01), Hashimoto et al.
patent: 4913114 (1990-04-01), Kauppke et al.
patent: 4961413 (1990-10-01), Grey et al.
patent: 4991547 (1991-02-01), Davis et al.
patent: 5003933 (1991-04-01), Rush, II et al.

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