Mixer drum apparatus

摘要

A mixer drum device for mixing an accommodated substance is equipped with: a rotatable drum which has an open end at one end and which accommodates the accommodated substance therein; a plurality of helical blades provided having a phase difference to the inside of the drum; and an inlet seal which is provided to the open end of the drum and which connects to one part of the blades. An opening for conveying the accommodated substance via the inlet seal located between the blades is formed.