Air-to-fuel ratio sensor for an automobile

Details Air-to-fuel ratio sensor for an automobile Air-to-fuel ratio sensor for an automobile

1986-02-06

1987-05-12

Kaplan, G. L.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204425, G01N 2758

Patent

active

046647732

ABSTRACT:
An A/F sensor for an automobile comprises means for providing an electrical potential higher than ground on the sensing electrode such that the sensor is able to detect air-fuel ratios over the entire spectrum of such ratios from lean through rich.

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patent: 4272330 (1981-06-01), Hetrick
patent: 4272331 (1981-06-01), Hetrick
patent: 4396466 (1983-08-01), Hetrick et al.
patent: 4440621 (1984-04-01), Kitahara et al.
patent: 4578171 (1986-03-01), Yamada et al.
patent: 4578172 (1986-03-01), Yamada et al.
patent: 4586476 (1986-05-01), Asayama et al.
patent: 4591421 (1986-05-01), Yamada et al.
patent: 4594139 (1986-06-01), Asayama et al.

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