Patent ID: 6962223

Claim:
A vehicle having a flywheel drive system comprising: a flywheel that is connected to a vehicle drive system and that provides energy to drive the vehicle; an electric motor that is connected to and that causes the rotation of the flywheel; a charger assembly; two drive batteries, each electrically connectable to the electric motor and the charger assembly; wherein when one of the drive batteries is electrically connected to the electric motor, the other drive battery is electrically connected to the charger assembly; wherein the charger assembly comprises a charger, an inverter, a charger battery, and an alternator, further wherein the alternator is connected to the vehicle drive system; and further wherein the alternator is electrically connected to and energizes the charger battery when the vehicle is in motion, the charger battery is electrically connected to and powers the inverter, the inverter is electrically connected to and powers the charger, and the charger is electrically connected to and recharges the drive battery that is not connected to the electric motor.