Throttling device to reduce noise in flowing material has base body with a second outer flat region which has further through apertures arranged in circle

摘要

The throttling device acts with the regulating device in the tube system, and includes a base body (40) with several through apertures (13, 14), arranged so that the base body has a first inner truncated-cone region (4) with some of the through apertures (14), and a second outer, basically flat region (3) with other through apertures (13) arranged in a circle.