Patent ID: 6887349

Claim:
A method for perforate embossing at least a portion of a web comprising: providing a first embossing roll having embossing element; and providing at least a second embossing roll having embossing elements, wherein at least a portion of at least the first or second embossing roll is crowned, and wherein at least a predominate number of the embossing elements of the first and second embossing rolls are substantially oriented in the cross-machine direction, and wherein the first and second embossing rolls define a perforate nip for perforate embossing the web; and passing the web between the first and second rolls wherein the first and second embossing rolls are configured and the engagement and alignment therebetween are controlled to result in an element clearance that will achieve a non-picking clearance while achieving at least a 15% reduction in the machine direction tensile strength of the web.