Fecha de publicación:
25/01/2023
Fuente: Wipo "precision agriculture"
Sowing element (1) for precision agricultural seeders comprising a device (10) for selecting the seed, of the type which is formed of a perforated disc (18) having opposing faces (18 a, b) that are subject to a pressure differential and a pressurisation device associated with the disc for applying the pressure differential to the faces of the disc, the pressurisation device including a pressurisation bell (30) combined with the disc so as to pneumatically couple thereto in order to guarantee said pressure differential, wherein the bell is rotatably idle with respect to the disc.