HOPPER FOR LOOSE MATERIAL Russian patent published in 2001 - IPC

FIELD: storage of loose materials. SUBSTANCE: proposed hopper has housing with side and end face walls, pairs of plates forming hopper bottom and longitudinal slots, when plates are moved away by means of drive. Underhopper grate with vertical working members is installed on guides under hopper. V-shaped upper parts of these members are arranged between plates. Divergent legs of working members are arranged in parallel with plates of corresponding pair. These members have indicated sections, both in direction along side walls of housing and across the walls. Some legs of V-shaped members in direction across side walls are provided with bent off rounding the joints of adjacent plates of hopper bottom. Invention provides effective discharge of loose materials from hopper by cutting off material layer in zone of hopper bottom. EFFECT: improved unloading of loose materials. 4 dwg