Air-fuel ratio control apparatus

Details Air-fuel ratio control apparatus Air-fuel ratio control apparatus

1983-04-06

1984-06-05

Cox, Ronald B.

Internal-combustion engines

Charge forming device

Fuel injection system

123440, F02B 300

Patent

active

044522118

ABSTRACT:
An air-fuel control apparatus is disclosed in which an error in the air-fuel ratio is corrected in a manner such that feedback control is performed at least once for a predetermined period during a high engine load operation mode, and such that operation in the high engine load mode is thereafter effected by open-loop control on the basis of results generated during feedback control.

REFERENCES:
patent: Re29741 (1978-08-01), Norimatsu
patent: 4359029 (1982-11-01), Furuhashi
patent: 4375210 (1983-03-01), Ohara
patent: 4375211 (1983-03-01), Ohara
patent: 4376431 (1983-03-01), Yokooku

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