CREPING FOIL FOR REDIRECTING DUST

摘要

A creping foil (700) having a machine direction, cross machine direction, and Z-direction normal to a plane formed by machine direction and cross machine directions. The creping foil also has a front face (730), back face (735), and bottom side (720). The front face has one or more 'top conduits (710) with one or more upper pipes (714) integrally mounted therein. The one or more upper pipes are rotatable about an axis in the cross machine direction and have one or more upper diameter holes (711). The bottom side has one or more bottom conduits (715) with one or more lower pipes (717) integrally mounted therein. The one or more lower pipes are rotatable about an axis in the cross machine direction and have one or more lower diameter holes (716).