US Patent 9587378 Heavy machine with wireless sensor and automatic wireless control

An auto-powered mobile machine with controls for a riding operator and a system for carrying and making efficient use of a variety of attachable tools. Wireless radio communication from the controls to a lower tool may allow the swivel to spin any number of times without limitation. Hydraulic tool position controls are wirelessly coupled to a remote sensor that responds to a string datum line, a curb, direction of gravity, or GPS data.