US Patent 6931775 Remote control module for a vehicle

The invention is a remote control module for controlling the movement of a vehicle, the module for mounting on a rifle. The module includes a housing suitable for use as a forward handgrip for the rifle. A mechanism is included to mount the housing on the rifle in the location of the forward handgrip. An electronic control circuit for controlling the movement of the vehicle is mounted within the housing. Vehicle control devices are mounted on one side or both of the housing coupled to the electronic control circuit such that the operator of the module can simultaneously operate the rifle and control the motion of the vehicle.