RAKE DRIER Russian patent published in 1994 - IPC

FIELD: mechanical engineering; contact driers. SUBSTANCE: rake drier has drum 1 with charging holes 2 and discharging holes 3, mixer 4 consisting of hollow shaft, hollow shelves and inclined blades, drum heating jacket 8, header with deflecting blades, plates on free ends of shelves, and coaxial pipeline for heating shaft and shelves. In drier material is taken from surface of drum 1 by plates and is moved on shelves over blades inclined through definite angle being displaced through preset distance. EFFECT: enhanced quality of drying. 4 cl, 5 dwg