Patent ID: 8868303

Claim:
A farm implement having a toolbar coupled to a towing vehicle, and a bulk fill hopper mounted to a frame that is supported by a lift wheel assembly and a pair of gull wings, and a hydraulic system for raising and lowering the lift wheel assembly and the pair of gull wings, comprising: a connector for coupling the toolbar to a hitch of the towing vehicle; a first electrical input that receives a hitch position signal from the towing vehicle; an electric over hydraulic valve that controls hydraulic fluid flow in the hydraulic system; and an electronic control unit (ECU) operatively connectable to the hydraulic system, the ECU receiving the hitch position signal and being configured to provide a command signal to the electric over hydraulic valve to control hydraulic fluid flow in the hydraulic system to raise the frame and the pair of gull wings when the hitch is in a raised position.