WHEEL-TYPE RAKES Russian patent published in 2023 - IPC A01D78/02 A01B73/02 

FIELD: agriculture.

SUBSTANCE: wheel-type rakes contain a towing device connected by a fastening end to a supporting central section on support wheels, side sections hinged to it with sections of wheels. On the side sections there are fastening units provided for fastening the hydraulic drive for raising and lowering the wheel sections. The hydraulic drive is made in the form of one single-rod hydraulic cylinder, both lugs of which are connected to attachment points on the side sections. The fastening units are made in the form of cantilever arms in the form of two plates with holes for the axis of the hydraulic cylinder lugs and the hinge axis. The plates are located at an angle with an inclination forward to the horizontal and longitudinal vertical planes.

EFFECT: simplified and reliable design with low material consumption, and the hydraulic system for raising and lowering the side sections is simplified.

6 cl, 3 dwg