Patent ID: 7141144

Claim:
A papermaking or other industrial fabric formed from a plurality of layers of a base fabric and having a seam where a first end of each of said layers of base fabric is attached to a corresponding second end of each of said layers of said base fabric, wherein at least one preformed attachment mechanism is attached to each of said ends of each of said plurality of layers of said base fabric, wherein a length of one of said preformed attachment mechanisms attached to said first end of a first of said plurality of layers in a machine direction is different from a length of another of said preformed attachment mechanisms attached to said first end of a second of said plurality of layers corresponding to said first end of said first of said plurality of layers and wherein the length of one of said preformed attachment mechanisms attached to said first end of said first of said plurality of layers in the machine direction is different from a length of another of said preformed attachment mechanisms attached to said second end of said first of said plurality of layers.