Sieve for a combine harvester

The invention relates to a sieve (42) for a combine harvester (10), comprising a frame (45) and secured therein, adjustable slats (44) which are adjustable by means of a motor-driven adjusting drive (74), wherein the screen (42) at least two arranged in a common plane component screens (43, 43 ') each having a frame (45, 45') comprises. DOLLAR A To play the game of the adjustment drive (74) to reduce and the blades (44) of the sieve elements (43, 43 ') to each other set separately, it is proposed that the component screens (43, 43') separate adjusting drives (74, 74 ') assigned.