Cleaning device for passage carrying product to containers

摘要

The inlet channels (4) extend from the outside the transmission unit (2), through it and issues in the passage. The outlet channel (16) extends from the passage through the transmission unit to its outside. The transmission unit forms a valve housing (2) which has a first valve chamber, in which a primary valve (11) opens or closes the inlet channel (4). A second valve chamber has a secondary valve (20) which opens or closes the outlet channel (16).