Patent ID: 7971526

Claim:
An embossing or bonding roller for sheet materials comprising: an anvil roller defining a surface; and at least one facetted impression element extending from the surface of the anvil roller, the facetted impression element for bonding or embossing a sheet material that is contacted with the anvil roller, the impression element having a top surface and a height, the facetted impression element including a first chamfered surface adjacent to the top surface, a second chamfered surface positioned below the first chamfered surface, and a third surface positioned below the second chamfered surface and connecting the second chamfered surface with the surface of the anvil roller, the first chamfered surface having a first length and wherein a cross-section of the first chamfered surface is linear over the entire length of the first chamfered surface, the second chamfered surface having a second length and wherein a cross-section of the second chamfered surface is also linear over the length of the second chamfered surface, wherein the first chamfered surface has a first edge and a second edge, the first edge being adjacent to the top surface while the second edge being adjacent to the second chamfered surface.