MATERIALS TRANSPORTATION DEVICE Russian patent published in 2004 - IPC

FIELD: materials handling facilities. SUBSTANCE: invention relates to devices for transportation, mixing and drying of materials. Proposed device contains charge and discharge branch pipes, working medium feed pipeline and drive housing made of plate-like guide members fitted along screw lines over perimeter of drive housing. Drive housing consists of sections installed successively over length of drive housing, each section is made of plates in form of two pairs of triangles connected by sides. First pair is made of plates in form of two similar isosceles triangles, and second pair is made of plate in form of isosceles triangle equal to isosceles triangle of first pair and of plate in form of equilateral triangle whose sides are equal to side of isosceles triangle, each following section being turned through 120^o relative to preceding section. EFFECT: enlarged operating capabilities of device. 6 dwg