Patent ID: 11958527
Assignee: AMAZON TECHNOLOGIES, INC.
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 16:
17. A vehicle, comprising:
a chassis;
a pair of bogie arms coupled on opposite sides of the chassis;
two pair of wheels coupled, wherein each pair is coupled to each end of each of the pair of bogie arms;
at least one motor driving at least a first wheel of the two pair of wheels, wherein the first wheel is positioned proximate a mid-point of the chassis, wherein the at least one motor is configured to steer the vehicle by rotating the first wheel on one side of the chassis in a direction opposite to a wheel on the other side of the chassis; and
a tire coupled to a second wheel of the two pair of wheels, the second wheel proximate a forward position of the chassis, the tire configured to reduce dragging during turning of the vehicle wherein second wheel is liftable relative to the first wheel during operation of the vehicle.