Abstract: A vehicle chassis platform including: a frame having a front frame end, a rear frame end, a longitudinal frame axis, an upper frame surface, a bottom frame surface, a first longitudinal lateral frame surface and a second longitudinal lateral frame surface, wherein the upper frame surface is substantially flat; and two or more mechanical connectors each on one of the first and second longitudinal lateral surfaces, each of mechanical connectors to couple a vehicle corner module (VCM) to the frame and to transfer mechanical loads between the frame and the VCM when the VCM is on the frame.

Abstract: A gear casing for a wheel-hub assembly comprises a gear housing comprising a drive-gear volume for accommodating therewithin a gearing assembly that is positioned to mediate between a drivetrain member and a wheel-hub member, the drive-gear volume being in fluid communication with opposing first and second openings formed in the gear housing for respective gearing-assembly connections therethrough with the drivetrain member and the wheel hub member; and a lubricant compartment radially displaced from the drive-gear volume and in fluid communication therewith exclusively via an array of one or more lubricant passages disposed circumferentially around a portion of the gear housing, the lubricant-passage array arranged for flow therethrough of a gearing-assembly lubricant between the lubricant compartment and the gear housing.

Abstract: Vehicle corner modules (VCMs) connectable to a VCM-connection interface of a reference-frame of a vehicle platform, for regulating motion of a vehicle. When a wheel is mounted on a wheel-hub assembly of the VCM, a vehicle-connection interface of the VCM is disposed within a cylindrical footprint of the wheel. At least one of the at least one subsystem of the VCM is accommodated between the wheel-hub assembly and the vehicle-connection interface. Vehicle platforms are connectable to the VCMs. The connection of the vehicle platform to the VCM may include connection of subsystems of the VCM to electronic or flow subsystems mounted on the vehicle platform by connection of two portions of a multi-interface connection-element.

Abstract: Vehicle corner modules (VCMs) connectable to a VCM-connection interface of a reference-frame of a vehicle platform, for regulating motion of a vehicle. When a wheel is mounted on a wheel-hub assembly of the VCM, a vehicle-connection interface of the VCM is disposed within a cylindrical footprint of the wheel. At least one of the at least one subsystem of the VCM is accommodated between the wheel-hub assembly and the vehicle-connection interface. Vehicle platforms are connectable to the VCMs. The connection of the vehicle platform to the VCM may include connection of subsystems of the VCM to electronic or flow subsystems mounted on the vehicle platform by connection of two portions of a multi-interface connection-element.

Abstract: A steering system for a wheel of a vehicle comprises a pivot member having multiple pivot-node locations, and connectable at a first pivot-node location to a sub-frame of the wheel, a steering rod actuatable to rotate the wheel about a steering axis and mechanically coupled with the pivot member to be co-pivotable with the pivot member, and a suspension-connector rod having a first end that is connected to the pivot member at a second pivot-node location, and having at a second end that is connectable to a suspension arm linking the wheel of the vehicle to the sub-frame. When the steering system is installed in the vehicle, a lateral force acting upon the wheel is transmitted via the steering rod to the pivot member so as to rotate the pivot member, and the rotation is effective to transmit a substantially-vertical force vector to the sub-frame.

Abstract: A wheel suspension system can include a wheel interface having a wheel interface axis about which a wheel rotates when connected to the wheel interface, and an arm connected to the wheel interface and rotatable with respect to the wheel interface about a first axis, wherein the arm is connectable to a reference frame and rotatable with respect to the reference frame about a second axis. In some embodiments, the first axis and the second axis are offset with respect to the wheel interface axis. In some embodiments, the first axis and the second axis are off-parallel.

Abstract: Generally, a suspension system for a wheel of a vehicle is disclosed. The system may include at least one pair of arms each including a first arm and a second arm. Each of the first arm and the second arm of the at least one pair of arms may have a first end adapted to be rotatably connected to a wheel interface and a second end adapted to be rotatably connected to a reference frame of the vehicle, while the first arm and the second arm may be set across each other and define a mobile steering axis at a virtual intersection therebetween such that the mobile steering axis moves with respect to the reference frame when the wheel interface changes its steering angle relative to the reference frame.

Abstract: A vehicle chassis platform including: a frame having a front frame end, a rear frame end, a longitudinal frame axis, an upper frame surface, a bottom frame surface, a first longitudinal lateral frame surface and a second longitudinal lateral frame surface, wherein the upper frame surface is substantially flat; and two or more mechanical connectors each on one of the first and second longitudinal lateral surfaces, each of mechanical connectors to couple a vehicle corner module (VCM) to the frame and to transfer mechanical loads between the frame and the VCM when the VCM is on the frame.

Abstract: Vehicle corner modules (VCMs) connectable to a VCM-connection interface of a reference-frame of a vehicle platform, for regulating motion of a vehicle. When a wheel is mounted on a wheel-hub assembly of the VCM, a vehicle-connection interface of the VCM is disposed within a cylindrical footprint of the wheel. At least one of the at least one subsystem of the VCM is accommodated between the wheel-hub assembly and the vehicle-connection interface. Vehicle platforms are connectable to the VCMs. The connection of the vehicle platform to the VCM may include connection of subsystems of the VCM to electronic or flow subsystems mounted on the vehicle platform by connection of two portions of a multi-interface connection-element.

Abstract: A system for locking a rotatable shaft may include a base member couplable to the rotatable shaft and rotatable about a rotation axis of the rotatable shaft through a plurality of angular positions, the base member comprises two or more curved slots; two or more pins positioned with respect to the base member such that at least one of the two or more pins is aligned with at least one of the two or more curved slots of the base member for any angular position of the base member; and an actuator to displace at least one of the two or more pins to removably insert at least one of the two or more pins into at least one of the two or more curved slots.

Abstract: An apparatus for measuring the steering angle of a wheel assembly including a suspended wheel mount and at least one suspension arm, the apparatus including a reference bracket, a rotating bracket and an angle sensor, the reference bracket and the rotating bracket each respectively including a measurement end and a mounting end, wherein the measurement ends of the reference and rotating brackets are rotatably coupled about a rotation coupling point such that the brackets can rotate with respect to one another, wherein the mounting end of the rotating bracket is coupled with the suspended wheel mount and the mounting end of the reference bracket is coupled with the suspension arm, and wherein the mounting end of the reference bracket is positioned on a plane defined by a steering axis of the suspend-wheel mount and a rotation axis between the suspension arm and the suspended wheel mount.

Abstract: A vehicle chassis platform including: a frame having a front frame end, a rear frame end, a longitudinal frame axis, an upper frame surface, a bottom frame surface, a first longitudinal lateral frame surface and a second longitudinal lateral frame surface, wherein the upper frame surface is substantially flat; and two or more mechanical connectors each on one of the first and second longitudinal lateral surfaces, each of mechanical connectors to couple a vehicle corner module (VCM) to the frame and to transfer mechanical loads between the frame and the VCM when the VCM is on the frame.

Abstract: A vehicle chassis platform including: a frame having a front frame end, a rear frame end, a longitudinal frame axis, an upper frame surface, a bottom frame surface, a first longitudinal lateral frame surface and a second longitudinal lateral frame surface, wherein the upper frame surface is substantially flat; and two or more mechanical connection assemblies each coupled to one of the first and second longitudinal lateral surfaces, each of mechanical connection assemblies to couple a vehicle corner module (VCM) to the frame and to transfer mechanical loads between the frame and the VCM when the VCM is coupled to the frame.

Abstract: Vehicle corner modules (VCMs) connectable to a VCM-connection interface of a reference-frame of a vehicle platform, for regulating motion of a vehicle. When a wheel is mounted on a wheel-hub assembly of the VCM, a vehicle-connection interface of the VCM is disposed within a cylindrical footprint of the wheel. At least one of the at least one subsystem of the VCM is accommodated between the wheel-hub assembly and the vehicle-connection interface. Vehicle platforms are connectable to the VCMs. The connection of the vehicle platform to the VCM may include connection of subsystems of the VCM to electronic or flow subsystems mounted on the vehicle platform by connection of two portions of a multi-interface connection-element.

Abstract: A vehicle corner system for a dual-axle wheels assembly may include: a sub-frame; a first wheel interface having a first spinning axis about which a first wheel spins when connected to the first wheel interface; a first suspension linkage connected to and being transverse to the first wheel interface and to the sub-frame; a second wheel interface having a second spinning axis about which a second wheel spins when connected to the second wheel interface; a second suspension linkage connected to and being transverse to the second wheel interface and to the sub-frame; and a motion restrainer comprising a spring interconnecting the first suspension linkage and the second suspension linkage.

Abstract: A wheel suspension and transmission gear assembly may include: a main arm pivotally connectable at a connection point of the main arm to a shaft point of a wheel; a first linkage unit pivotally connected at its first end to the main arm; and a second linkage unit pivotally connected at its first end to the main arm such that at least a portion of the main arm is between the first linkage unit and the second linkage unit and such that a second end of the first linkage unit and a second end of the second linkage unit are at opposing sides of the main arm with respect to each other; wherein (i) the main arm and (ii) the first linkage unit or the second linkage unit each may include: a first gear and a second gear pivotally connected thereto and interconnected to transmit rotational motion between each other.

Abstract: A system for locking a rotatable shaft may include a base member couplable to the rotatable shaft and rotatable about a rotation axis of the rotatable shaft through a plurality of angular positions, the base member comprises two or more curved slots; two or more pins positioned with respect to the base member such that at least one of the two or more pins is aligned with at least one of the two or more curved slots of the base member for any angular position of the base member; and an actuator to displace at least one of the two or more pins to removably insert at least one of the two or more pins into at least one of the two or more curved slots.

Abstract: Vehicle corner modules (VCMs) connectable to a VCM-connection interface of a reference-frame of a vehicle platform, for regulating motion of a vehicle. When a wheel is mounted on a wheel-hub assembly of the VCM, a vehicle-connection interface of the VCM is disposed within a cylindrical footprint of the wheel. At least one of the at least one subsystem of the VCM is accommodated between the wheel-hub assembly and the vehicle-connection interface. Vehicle platforms are connectable to the VCMs. The connection of the vehicle platform to the VCM may include connection of subsystems of the VCM to electronic or flow subsystems mounted on the vehicle platform by connection of two portions of a multi-interface connection-element.

Abstract: A gear casing for a wheel-hub assembly comprises a gear housing comprising a drive-gear volume for accommodating therewithin a gearing assembly that is positioned to mediate between a drivetrain member and a wheel-hub member, the drive-gear volume being in fluid communication with opposing first and second openings formed in the gear housing for respective gearing-assembly connections therethrough with the drivetrain member and the wheel hub member; and a lubricant compartment radially displaced from the drive-gear volume and in fluid communication therewith exclusively via an array of one or more lubricant passages disposed circumferentially around a portion of the gear housing, the lubricant-passage array arranged for flow therethrough of a gearing-assembly lubricant between the lubricant compartment and the gear housing.

Abstract: Some embodiments may provide a suspension unit that may include a rail having a longitudinal axis, a sliding member slidably connected to the rail, and shock absorption and springing means adapted to damp motions and support forces along the longitudinal axis of the rail, wherein, the rail and the sliding member are shaped to have transverse cross-sectional profiles that prevent a rotational movement of the sliding member with respect to the rail about the longitudinal axis of the rail. In some embodiments, the suspension unit may be part of an in-wheel system further including at least a steering unit.