Drive unit for a wind stop device

The unit (50) has a base part mounted on a vehicle body, and a wind blocker (24) pivotable relative to the base part between an active upright position and an inactive position. A displacement element (52) is arranged tensile rigid in an extension direction and is movable transverse to the extension direction. The displacement element couples a displacement device (90) to the wind blocker for pivoting the wind blocker between the active position and the inactive position. The displacement element exhibits a section (58) extending in a curved manner in a position of the wind blocker.