MIXER-EXTRUDER Russian patent published in 2009 - IPC B01F7/02 

FIELD: engines and pumps.

SUBSTANCE: propose mixer-extruder comprises housing with the three consecutive chambers, loading branch pipe, shafts with blades and atomising nozzles. The loading branch pipe accommodates a tapered forcing auger, while the first chamber houses a high RPM shaft whereon fitted are two different-diameter band coils and mixing blades representing bent plates in contact with the first chamber inner surface. The second chamber represents a rotary drum provided with a muzzle to mix and empty the material. Note that the aforesaid high RPM shaft of the first chamber houses a low RPM shaft. Note also that the second chamber accommodates a low RPM shaft with the material agitating pins arranged with a certain pitch. The third chamber outlet is provided with a matrix.

EFFECT: lower power consumption, higher quality of mixing.

3 dwg