Patent ID: 8746294

Claim:
Metering device for powdery substances, comprising a storage container ( 1 ) and a discharge device ( 2 ) allocated to the storage container ( 1 ), a lower region ( 3 ) of the storage container ( 1 ) has a tapered construction and an insert ( 4 ) that has at least one section ( 5 ) tapering upward is arranged in the storage container ( 1 ), the at least one section that tapers upward is arranged in the tapered, lower region ( 3 ) of the storage container ( 1 ), at least one passage opening ( 7 ) remains free between a lower edge ( 6 ) of the tapering section ( 5 ) of the insert ( 4 ) and the tapered, lower region ( 3 ) of the storage container ( 1 ) and a vibration device ( 8 ) is allocated to at least one of the insert ( 4 ) or the storage container ( 1 ), wherein a lower region ( 13 ) of the storage container ( 1 ) has an outlet opening ( 29 ) for the powdery substance, an outlet element ( 25 ) is arranged at the outlet opening ( 29 ) and the outlet element ( 25 ) has at least one inner-wall section comprising a through-flow opening ( 30 ) that tapers in cross section downward, and the inner-wall section ( 29 ) has, looking down from above, a sequence of alternating recesses ( 27 ) and projecting regions ( 28 ) following one after the other.