Patent ID: 7896165

Claim:
A cyclone for classifying materials comprising: a) a head section for receiving the materials to be classified; b) a conical housing of downwardly tapering configuration depending from said head section to receive the materials to be classified from said head section and classifying the received materials into relatively smaller and larger particles, said conical housing including, i. a flange defining the upper end of said conical housing, ii. a sleeve defining the lower end of said conical housing, iii. a plurality of strut means interconnecting said flange and said sleeve and spaced apart relative to each other to provide said conical housing with open sides; c) at least one abrasion resistant liner means in said conical housing and having a peripheral surface which is exposed in the open sides of said conical housing; and d) at least one vibrating device means coupled to said abrasion resistant liner means for generating vibrations therein to augment the classification of the materials being processed.