Patent ID: 6793034
Filing Date: 2004-09-21
Classification: B60K,Y02T,Y10S

Abstract:
A system to disconnect at least one drive wheel from a vehicle with an electric motor connected to a powertrain, comprising:the powertrain having said electric motor mechanically connected to an output shaft, the output shaft mechanically connected to at least one axle, the axle mechanically connected to at least one drive wheel; the axle further comprising a means to mechanically disconnect the output shaft from at least one drive wheel; a vehicle system controller (â€œVSCâ€ ) receiving input from an inertia switch and electric motor condition sensors, with said VSC activating said means to mechanically disconnect the output shaft from the drive wheels in the event that the inertia switch is activated, with said VSC further comprising a subsystem to monitor whether a means to reset an activated inertia switch has been activated and which accordingly deactivates said means to mechanically disconnect the output shaft from the drive wheels.