| 摘要 |
In a control apparatus for a variably operated engine valve mechanism of an internal combustion engine, a phase converter is disposed to variably control at least one of a displacement and an open-and-closure timing of an engine valve; an oil pump to supply a hydraulic to operate the phase converter, a reversible motor of DC type is disposed to drivingly revolve the oil pump, and a controller is disposed to output a drive current to the reversible motor according to an engine driving condition, the controller controlling a revolution direction of the oil pump via the reversible motor at least when an operation of the phase converter is switched.
|
