Patent 7234589 was granted and assigned to Laitram (company) on June, 2007 by the United States Patent and Trademark Office.
A modular conveyor belt with a self-adjusting edge for bearing against a conveyor side rail. An edge pad, which can be made of a durable material for long wear life, pivotably attaches to the side edge of a belt row. The pivotable attachment allows the pad to adjust itself to maximize its contact area with the side rail.