US Patent 7410548 Flexible imaging member belt seam smoothing method

Post treatment of an ultrasonically welded seamed flexible imaging member belt includes providing a flexible belt having an outer surface, an inner surface, parallel edges and a welded seam extending from one parallel edge to the other parallel edge, the belt seam including a seam region comprising an overlap of two oppositely miter cut edges, and two adjacent splashing formed around the seam; contacting the seam with abrasive and a super finishing tool; and super finishing the seam to remove at least the splashing on the outer surface of the belt.