DEVICE FOR METERED DELIVERY OF POWDER Russian patent published in 2001 - IPC

FIELD: metered application of coats by powder materials of various granulation, poorly loose materials inclusive. SUBSTANCE: arranged in housing of device are: unit of upper and lower disks and center disk; holes in these disks are registered. Holes of upper and lower disks are opposite; number of holes in center disk is found from the following formula: N= m(k+1/m), where m is number of holes in lower disk; k is any integer more than 1. Besides that, housing and bin mounted on it are provided with carrier gas supply system each. EFFECT: possibility of obtaining smooth coats due to forming stable gas-powder jet at minimum pulsations. 5 cl, 2 dwg