Telescopic leader mast

摘要

The telescopic leader has an outer leader (2) arranged relative to an inner leader (3) in a longitudinally movable manner. The outer leader and the inner leader exhibit material cross sections. The outer leader encloses the inner leader. A guide is fixedly arranged at an end of the inner leader that is guided into the outer leader. The outer leader is moved on the guide. The outer leader and the inner leader exhibit different material cross sections and/or material strengths in a longitudinal direction. The outer leader and the inner leader are connected with an intermediate leader (4).