An autonomous robot comprises: a body, that is elongated along an axis oriented transverse to a direction of movement of the robot and, connected to the elongated body, a multispectral sensor, precisely two wheels, and a stabilizing device for controlling the pitch of the elongated body when the wheels are in motion, the wheels being in the form of spoked wheels.

An electric truck includes drive units being provided to each of driving wheels on left and right sides of the electric truck, each of the drive units transmitting a driving force of a motor to each of the driving wheels, a body frame casing including a pair of mounting frame bodies extending in a vehicle width direction of the electric truck and being arranged apart in a vehicle front-rear direction and a pair of cross members connecting the pair of mounting frame bodies, and body-connecting parts connecting each of a vehicle front side and a vehicle rear side of each of the drive units arranged in a frame of the body frame casing to each of the mounting frame bodies. The pair of drive units are arranged so as to be adjacent to each other in the vehicle width direction inside the frame of the body frame casing.

A drive device for an electric truck provided with double-tires, the drive device including drive units provided to each of the double-tires on left and right sides of the electric truck, each of the drive units including a drive unit housing integrally accommodating a motor that generates drive power, a reducer that reduces a rotation speed of the motor, and a final gear that is connected to the reducer and transfers the drive power of the motor to a drive shaft of the double-tire. The drive device further including suspension parts one integrally integrated with above the final gear in the drive unit housing of each of the drive units and steering gear parts one integrally integrated with above each of the suspension parts and being configured to be steerable the double-tire.

A control system algorithm is provided for the computer control of a solid-state switching device in a Stirling-electric hybrid vehicle. The algorithm satisfies the demands for electrical energy management, regulation, allocation and distribution to the electrical system of the vehicle during the operation thereof. The control system controls the management, regulation, allocation and distribution of electrical current throughout the vehicle's electrical system in response to the commands of the vehicle operator. This includes the operation of wheel motors, electrical storage systems, the drivetrain and a plurality of other components, accessories and subsystems.

A process to control a drive assembly includes the steps of providing a mathematical model associating a first quantity indicative of a torque delivered by a motor-generator with a second quantity indicative of a linear acceleration of a wheel hub unit, which receives the torque, acquiring a first signal indicative of the second quantity, determining a target signal of the first quantity by means of the mathematical model based on the acquired first signal, so that the torque indicated by the target signal involves at least a decrease in a difference between the second quantity and a reference, and controlling the motor-generator according to the determined target signal.

An automatic guided vehicles (AGV) can include: motors, wheels, motor controllers, and batteries coupled to an elongated frame. The two wheels can be mounted on opposite sides of the elongated frame. The wheels can be coupled to motors which can be controlled by motor controllers. The motors and motor controllers can be attached to the frame and a connector flange can be mounted on a center portion of the AGV frame. Linkages are used to couple a plurality of AGVs together. In a two AGV embodiment, the AGVs can be mounted to a front portion and a rear portion on a centerline of a platform. In a four AGV embodiment, front width, rear width, left length, and right length linkages can form a parallelogram with AGVs couple to each of the four corners of the parallelogram.

A drive device for an electric vehicle includes: a motor configured to be in a drive wheel of the electric wheel; and a reduction gear configured to reduce rotational speed of the motor and transmit resultant rotation to the drive wheel; the reduction gear including a sun gear configured to be driven by the motor, a first planetary gear that is configured to mesh with the sun gear and has a first number of teeth, a fixed ring gear that is meshed with the first planetary gear and arranged non-rotatably, a second planetary gear that is coupled to the first planetary gear and has a second number of teeth that is smaller than the first number of teeth, a movable ring gear that is meshed with the second planetary gear and arranged rotatably, and a transmission member configured to transmit rotation of the movable ring gear to the drive wheel.

Systems, methods, and other embodiments described herein relate to improving propulsion of a vehicle. In one embodiment, a method includes, in response to detecting a vehicle configuration associated with an arrangement of a set of hub motors that are selectively attachable on driven wheels of the vehicle, loading a control setting according to the arrangement to one of a series configuration and a parallel configuration to indicate a power source for the driven wheels as one or more of a motor of the set of hub motors and a central propulsion system. The set of hub motors is structured to be selectively attached to the driven wheels without removing the driven wheels from the vehicle. The method includes managing power delivery to the set of hub motors and the central propulsion system of the vehicle to propel the vehicle according to the control setting.

A drive axle system that includes first and second wheel end assemblies, a support structure, and an electric motor. A support structure supports the first and second wheel end assemblies and the electric motor. The electric motor has a rotor that is rotatable about a rotor axis. The rotor axis is disposed below a wheel axis.

Systems and methods are provided herein for operating an electric vehicle in a vehicle yaw mode. The electric vehicle includes a normal driving mode where the electric vehicle is steered by turning the steerable wheels (e.g., left or right) and vehicle yaw mode where the vehicle controls the torque applied to each wheel. In response to receiving input to initiate vehicle yaw mode and yaw direction, the system determines the inner wheels and the outer wheels and provides forward torque to the outer wheels of the vehicle and backward torque to the inner wheels of the vehicle to rotate the vehicle.