GRAVITY SEPARATOR Russian patent published in 2001 - IPC

FIELD: agriculture. SUBSTANCE: gravity separator has inclined endless belts arranged in parallel one under the other and offset one with respect to the other from the top to the bottom towards discharge end. Belts are stretched on barrel-shaped rotating drums with annular slots. Arced plates with support rollers are positioned between belt branches. Rectangular cells are formed in working surfaces of belts, with width and depth of cells in each previous belt being larger than those in each subsequent belt. Orienting projections are formed along rear side of each belt. Gravity separator may be used for separation of bulk materials, in particular, cereals. EFFECT: increased efficiency, simplified construction and enhanced reliability in operation. 19 dwg