system and method of controlling an agricultural tool bar drawn across a soil surface by a tractor

摘要

Patent Summary: "Agricultural Tool Bar Appliances, Systems and Methods". The present invention relates to systems, methods and apparatus for shifting weight between a tractor and a tool bar and between the tool bar section. Systems, methods and apparatus are also provided for controlling the operating height of a toolbar and section of a toolbar. The methods, systems and apparatus are also provided for folding a tool bar between a working position and a transport position.