| 摘要 |
<p>A drive sprocket (12) for use with a belt module (16) having a lower surface (40), and a pocket (22) formed in the lower surface (40) having a drive surface (26) and a recessed surface (23) includes a base having an outer periphery (29) rotatable about an axis (31), and a plurality of teeth (24) extending radially from the outer periphery. Relief areas (36) formed between the teeth (24) collect particles falling from the belt (10). At least one tooth includes a drive surface (28) for engaging the module drive surface (26), and a top. Tooth sides (48) extend from said top and toward said base.</p> |
