MOLDING SAND BATCH METER Russian patent published in 1997 - IPC

FIELD: foundry, namely batch filling of casting technological fitting by molding sand. SUBSTANCE: batch meter includes delivery hopper and batching box with closures and flat rotary flaps. Novelty is batching box divided by means of vertical partitions by chambers. Flat rotary flaps are arranged in each chamber with possibility of rotation relative to horizontal axle; they are joined by means of cranks mounted on journals and tie rods with drive unit for their rotation. Said flaps are shaped in accordance with profile of fitting to be filled by molding sand. EFFECT: improved design. 2 cl, 6 dwg