Agricultural soil cultivation and sowing combination has individual interlinked hydraulic pressure or leveling system for ground pressing implements and conduit with two way valve

摘要

An agricultural soil cultivation and sowing combination comprises individual interlinked hydraulic pressure or leveling system for ground-pressing implements the hydraulic cylinders (1) are linked by conduits (2,3,4) with 2/2 way stop valves (6-8) and there is an additional linking conduit having at least one flow valve and a 2/2 way valve. Independent claims are also included for systems as above comprising control cylinders with alternative valve systems.