Zeppelin Systems Gmbh

Zeppelin Silo- Und Apparatetechnik Gmbh

Zeppelin Silos & Systems Gmbh

Franz-Josef Vogelsang

Robert Müller

Klaus Bucher

Robert Mueller

A star feeder for conveying all types of bulk materials having a comminuting insert for crushing bulk material agglomerates (). Bulk material agglomerates are conveyed into the inlet of the star feeder () and there pass through the comminuting insert (), which comprises at least one shearing wall (), which includes at least two mutually angled shearing surfaces (), which widen upward, toward the inlet direction () and meet centrally in the region of at least one feed edge ().

Star feeder with comminuting insert

The invention relates to a switch for branching off bulk material flows, the switch includes a rotary plug () which is arranged in a fixed housing having preferably three connection openings. In a first position the plug establishes a connection between a first pair of connection openings and, by rotation into a second position, establishes a connection between a second pair of connection openings, a gap being provided between the rotary plug () and the housing in such a way as to arrange the rotary plug () in the housing in a non-contact manner without any additional contact sealing elements. The plug () and/or said housing includes at least one labyrinth sealing arrangement ().

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Ravensburg, Germany

Franz-Josef Vogelsang