Air-fuel mixture ratio control device

Details Air-fuel mixture ratio control device Air-fuel mixture ratio control device

1979-09-25

1982-03-23

Argenbright, Tony M.

Internal-combustion engines

Charge forming device

Having fluidic logic control means

123489, F02D 3500

Patent

active

043207308

ABSTRACT:
An air-fuel ratio control device for controlling the air-fuel ratio of the mixture to be supplied to internal combustion engine, in which a control level can be made to shift instantaneously even if the engine running condition changes abruptly so that smooth and accurate control of the air-fuel ratio can be performed. Integrators in the control circuit are provided with limiters to place upper and lower limits on the integrated value so as to prevent hunting under the idling condition.

REFERENCES:
patent: 4029061 (1977-06-01), Asano
patent: 4108121 (1978-08-01), Minami et al.
patent: 4214558 (1980-07-01), Nishioka et al.

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