Home >> Patent Categories

Patents

Patent Search

United States Patent 5890803
Douris , ê et al. April 6, 1999

Conical mixing device comprising at least one mixing screw and a fast rotating horizontal rotor on a vertical drive shaft

Jolink April 6, 1999

Abstract

A device for mixing powdery, granular and/or pasty material, which device comprises a conical mixing vessel having a vertical axis, and at least one mixing screw that extends parallel to the inside wall of the mixing vessel. The mixing screw is mounted on a drive unit that extends into the mixing vessel, for rotation around its axis, and also revolves slowly around the innerside of the mixing vessel. A high speed rotor is mounted in a open cage which is hung from the drive unit. Completing the mixing device separate driving motors mounted outside the vessel, for driving the rotor and the mixing screw.