Method and apparatus for controlling air-fuel ration in internal

Details Method and apparatus for controlling air-fuel ration in internal Method and apparatus for controlling air-fuel ration in internal

1985-06-26

1987-03-24

Wolfe, Jr., Willis R.

Internal-combustion engines

Charge forming device

Fuel injection system

123440, F02M 5100

Patent

active

046517006

ABSTRACT:
In an internal combustion engine wherein feedback control of the air-fuel ratio is carried out in accordance with the concentration of a specific composition in the exhaust gas, so that the air-fuel ratio is close to an aimed air-fuel ratio, the atmospheric pressure is detected, and the aimed air-fuel ratio is varied in accordance with the detected atmospheric pressure.

REFERENCES:
patent: 4109615 (1978-08-01), Asano
patent: 4411232 (1983-10-01), Atago et al.
patent: 4416239 (1983-11-01), Takase et al.
patent: 4481929 (1984-11-01), Hasegawa
patent: 4494512 (1985-01-01), Kishi et al.
patent: 4495921 (1985-01-01), Sawamoto
patent: 4509485 (1985-04-01), Hasegawa
patent: 4526153 (1985-07-01), Hasegawa et al.
patent: 4528961 (1985-07-01), Katoh et al.

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