Patent ID: 6793059
Filing Date: 2004-09-21
Classification: B60K,B60W,F02N,F16D,Y02T,Y10T

Abstract:
An auxiliary machine drive system of an automatic engine stop-restart system equipped automotive vehicle capable of automatically stopping or restarting an engine depending on vehicle operating conditions, comprising:an electromagnetic clutch disposed between the engine and at least one auxiliary machine for connecting and disconnecting a crankshaft of the engine to and from the auxiliary machine; an electromagnetic clutch control unit deenergizing the electromagnetic clutch at least when the engine is running, and energizing the electromagnetic clutch only when a predetermined energizing condition is satisfied, the predetermined energizing condition including at least a stopped state of the engine; and the electromagnetic clutch comprising a normally-engaged electromagnetic clutch that is engaged when deenergized, and disengaged when energized.