Patent AT-E400168-T1: [Translated] AGRICULTURAL PROCESSING MACHINE

The seed drill has a central frame (1), on which swiveling front (4) and rear (3) frames are mounted. These are supported by wheels (11) connected to disks (13) and to the central frame by connecting rods (12, 12'). Hydraulic cylinders (15) allow the wheels to be raised and lowered, both cylinders on one side being connected by a common hydraulic pipe.