Mixer for mixing powder-type bulk material with water, e.g. for producing mortar, has venturi tube arranged in lid of mixing container, with outlet passing outside through wall in lid

摘要

A device (36) is provided for removing powder dust from a mixing container, and includes a venturi tube arranged within the lid (32) of the container. The venturi tube has a suction inlet arranged in the lid region, spaced apart from a filling grille (34) for the bulk material. The outlet end of the venturi tube is lead outside through a wall of the lid. When the lid is closed, the inlet of the venturi tube is acted upon by compressed air.