POWDER FEEDER Russian patent published in 1995 - IPC

FIELD: powder feeders. SUBSTANCE: several nozzles are provided in lower part of reservoir near bottom. Housing with powder inlet channel is arranged in lower part of reservoir. Injector is installed in housing coaxially with powder inlet channel being fixed in centers of shaped rods built in additionally in powder inlet channel square to channel axis. Diameter of powder inlet channel is equal to 10-17 diameters of mixing chamber. Diameter of mixing chamber is equal to 3.6-4.4 diameters of injector nozzle. Installed additionally in powder inlet channel is tubular intake. Channels in slots are made at angle to bottom plane. EFFECT: enlarged operating capabilities. 3 cl, 1 dwg