Method of and device for changing throughgoing openings in separation area of a concave of a harvester

摘要

A method for changing throughgoing openings on separation area of a concave in an agricultural harvester in which the concave is composed of at least one frame, a plurality of beater strips and wires together forming the concave separating area, arranging at least one adjusting device under the concave separating area, and adjusting a width of the throughgoing openings by the at least one adjusting device; and a device for performing the method is provided.