Cutter head for dredging soil cutter suction dredger provided with a cutter head of this type and use of the cutter head for dredging soil

摘要

Cutting head (10) for dredging soil below the water surface, comprising uncuerpo of revolution (11) which is rotatable about a central axis and which is formed by a base (13) ring and hub (14) placed at a distance therefrom, between which a number of desoporte arms (15) provided with cutting tools (20), between which passage openings (16) of the support arms (15) extends are present for discharging the dredged soil, characterized in that the cutting head comprises porlo least 50 cutting tools, cutting tools (20) which are axisymmetrical at least in free outer suextremo.