BATCHER Russian patent published in 1998 - IPC

FIELD: measurement technology. SUBSTANCE: batcher is used in technological processes in which uniform uninterrupted feed of finely ground loose material is needed. It ensures continuous metering of materials difficult to pour with high degree of uniformity of their outflow. Batcher incorporates vibration hopper which bottom conical part is fitted with cylindrical extension piece that forms output shaft in which screw formed with brush of restoring material with spiral duct is positioned. Longitudinal ribs touching rigid piles of screw during rotation shake down metered material continuously cleaning duct and excluding its clogging with balls are made in internal surface of extension piece. EFFECT: continuous accurate metering of loose materials. 1 cl, 1 dwg