MIXER FOR PASTE COMPOSITIONS Russian patent published in 2017 - IPC B01F5/06 

FIELD: machine engineering.

SUBSTANCE: pasty mixer comprises a cylindrical fixed body in the form of a glass, with a mixing device with a shaft and a displacement drive disposed therein, and a cover, the stirring device being in the form of a piston mounted slidingly relative to the inner walls of the cylindrical body, and the shaft is mounted with the possibility of reciprocating motion, rigidly attached to the piston and centered by a sliding bearing installed in the cover, with the piston over the piston but located plug, which is designed as the auxiliary piston on an additional shaft disposed on the surface of the auxiliary piston, seals are made in the form of a monolithic rubber gasket covering the entire lower surface of the additional piston and glued to it, and the piston is made of Archimedes 'spiral with a circular cross section of turns and is mounted on a cross attached to the shaft with rigidity of Archimedes' spiral.

EFFECT: higher efficiency of mixer operation.

1 dwg