VIBRATION GRINDER FOR ASBESTOS ORE Russian patent published in 1995 - IPC

FIELD: obtaining asbestos concentrate. SUBSTANCE: vibration grinder has shaft 1 with unbalances 2 secured to it. The shaft is mounted at the center of frame 3 and coupled with the shaft of electric motor 4 through V-belt transmission 5. Frame 3 is suspended on shock-absorbing rings 6 mounted on stands 7. Cylinder 11 is fixed in casing 8 which has dust-discharging branch pipe 9 to prevent dust absorbing by asbestos fibres. Ports 14 are made in the side of cylinder 11. The ports are covered with a grid from the outer side. The mesh size of the grid is equal to 0.5 mm. The bottom side of the ports are inclined toward the interior of cylinder 11. EFFECT: enhanced efficiency. 2 dwg