Patent attributes
An agricultural machine (2) comprises an operating unit (6) and a carrier assembly (8) for the operating unit. The carrier assembly (8) includes a carrier arm (12) and a suspension system (16) by which the operating unit (6) is suspended from the carrier arm (12). The suspension system (16) including two pairs of connecting rods, comprising a pair of upper connecting rods (28) and a pair of lower connecting rods (30), each said connecting rod being attached via joints (32) to the operating unit (6) and the carrier arm (12). A first pair (30) of said upper and lower connecting rods diverge in a working direction of the operating unit and a second pair (28) and of said upper and lower connecting rods converge in a working direction of the operating unit.