SIZE SORTING AGGREGATE Russian patent published in 1995 - IPC

FIELD: material size sorting. SUBSTANCE: aggregate has two or more sorting sections with driving and driven pulleys. All pulleys are provided with guiding baffles. Baffles are bent around by pulling-carrying members. Space between carrying baffles is uniform for each pulley and is determined by minimum tolerable sizes of size sorting product lumps. Space between pulling-carrying members is minimum on lower section, is multiple of space between guiding baffles and is increasing on each next section. Sections are made one over another with cantilever shift in product movement direction. EFFECT: increased productivity. 2 dwg