主权项 |
1. A conveyor pulley having a first end, second end and an axis which extends through the first end and second end, the pulley comprising:
a reinforcing disk between the first end and second end; a first plurality of wings that extend from the reinforcing disk toward the first end; and a second plurality of wings that extend from the reinforcing disk toward the second end; wherein the axis of the pulley and each wing form an angle, the angle being between about 30° and about 60°. |