RATTLER Russian patent published in 2003 - IPC

FIELD: grinding various materials. SUBSTANCE: rattler has shell in the form of drum suspended through its end plate from shaft extension; shaft is mounted in supports in the form of antifriction bearings secured on carrying frame of rattler. Other end of shaft is coupled with drive; unloading device provides for discharging grind from drum interior through butt-end wall towards shaft in radius exceeding that of shaft; loading device is made in the form of neck disposed in center of opposite end plate of drum. Solid hollow shaft mounts three-dimensional end plate deepened in drum ring and welded thereto. Welded in center of end plate is cylindrical shell secured on shaft extension; unloading device is arranged inside end plate. Baffle disk is mounted on external end of cylindrical shell and unloading chute is placed under it. EFFECT: reduced size and mass, enhanced service life and reliability of rattler. 2 cl, 3 dwg