Knock control apparatus for internal combustion engines

Details Knock control apparatus for internal combustion engines Knock control apparatus for internal combustion engines

1984-05-03

1986-07-15

Argenbright, Tony M.

Internal-combustion engines

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

73 35, F02P 5155

Patent

active

045999821

ABSTRACT:
In an internal combustion engine knock control apparatus for detecting knocking phenomenon of an engine to control the timing of ignition of the engine, an output signal from a knock sensor is clamped at a value higher than a predetermined voltage value and half-wave rectified to produce a background signal. The background signal is compared with a knock signal to detect a knock intensity and the ignition timing of the engine is controlled in accordance with the detected knock intensity.

REFERENCES:
patent: 4368635 (1983-01-01), Yoshida
patent: 4425891 (1984-01-01), Kashimura et al.
patent: 4433654 (1984-02-01), Yokooku

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