Patent ID: 7520354

Claim:
A work vehicle comprising: an engine; a first generator coupled to the engine; a drive shaft coupled to the engine; a drive axle coupled to the drive shaft; first and second wheel ends coupled to the drive axle; first and second wheels coupled to the associated first and second wheel ends; a wheel end drive assembly coupled to at least one wheel end, the wheel end drive assembly comprising: an electric motor powered by the first generator, a planetary gearset having a first input coupled to the drive axle, a second input coupled to the electric motor, and an output; a second generator mechanically coupled to the engine; a drive control unit configured to control the engine and the electric motor and to generate a control signal based upon at least one of torque and speed requirements of the work vehicle; and a central tire inflation system coupled to the drive control unit and configured to regulate tire pressure based at least in part upon the control signal.