Idling speed control system for engine

Details Idling speed control system for engine Idling speed control system for engine

1990-11-29

1992-01-21

Nelli, Raymond A.

Internal-combustion engines

Engine speed regulator

Idle speed control

F02M 300

Patent

active

050819739

ABSTRACT:
An idling speed control system for an engine controls the amount of intake air during idling according to external load acting on the engine and feedback-controls the ignition timing by the use of a predetermined control variable so that the engine speed during idling converges on a target idling speed. The predetermined control variable is changed according to the amount of intake air charged to the engine.

REFERENCES:
patent: 4966112 (1990-10-01), Shimomura
patent: 4976238 (1990-12-01), Toyoda
patent: 4976589 (1990-12-01), Ida
patent: 5002026 (1991-03-01), Ohkumo et al.
patent: 5010863 (1991-04-01), Ishida et al.
patent: 5012779 (1991-05-01), Fukui et al.
patent: 5018362 (1991-05-01), Nagase et al.

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