Unit For Feeding Infusion Material To A Machine Producing Filter Packs

摘要

Described is a unit ( 1 ) for feeding powdered infusion material to a machine (M) producing packs ( 3 ) made from filter material ( 5 ). The machine (M) comprises a production line ( 2 ) for making such packs ( 3 ) and consists of a conveyor ( 4 ) with mobile recesses ( 7 ) moving in a feed direction (L) designed to be covered with filter material ( 5 ) and to form impressions ( 8 ) in the filter material ( 5 ); rotary feeders ( 10 ) fitted to the unit ( 1 ) designed to feed an amount or dose (C) of the powdered infusion material into the impressions ( 8 ), and rotary precompactors ( 14 ) mounted on the rotary feeders ( 10 ) acting together with rotary feeders ( 10 ) to distribute the doses (C) uniformly inside the impressions ( 8 ).