Engine spark timing controlling device

Details Engine spark timing controlling device Engine spark timing controlling device

1979-07-27

1981-09-15

Myhre, Charles J.

Internal-combustion engines

Combustion chamber means combined with air-fuel mixture...

123415, 123416, F02D 504, F02P 504, G01L 2322

Patent

active

042891027

ABSTRACT:
An engine spark timing controlling device using a resonant type vibration sensor having mechanical resonance characteristic near the knocking frequency of an engine. The vibration sensor is arranged on a body of an engine and the sensor output signal is processed and the spark timing is adjusted to obtain an optimum knocking condition.

REFERENCES:
patent: 3875912 (1975-04-01), Bullo
patent: 3957023 (1976-05-01), Peterson
patent: 4012942 (1977-03-01), Harned
patent: 4061116 (1977-12-01), Saida et al.
patent: 4116175 (1978-09-01), Sand
patent: 4133475 (1979-01-01), Harned et al.
patent: 4153020 (1979-05-01), King et al.

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