Patent ID: 9630708
Date: 2017-04-25
CPC Classifications: B60K,B60T,B60W,B64C,F16D,Y02T

Claim:
1. An aircraft landing gear wheel-drive system, comprising: a first wheel drive unit for driving a first landing gear wheel of the aircraft; and a second wheel drive unit for driving a second landing gear wheel of the aircraft, wherein the first wheel drive unit has a first range of torque to speed (T/S) ratios, wherein the second wheel drive unit has a second range of T/S ratios, wherein the first range of T/S ratios is greater than the second range of T/S ratios, wherein the first wheel drive unit is a nose wheel drive unit, wherein the second wheel drive unit is a main gear wheel drive unit, wherein the first wheel drive unit includes a hydraulic motor, and wherein the second wheel drive unit includes one or more electric motors.