Patent 7677144 was granted and assigned to Consolidated Metco on March, 2010 by the United States Patent and Trademark Office.
An improved brake drum and method for machining and balancing a brake drum are provided. The inner facing surface and the outer facing surface of the brake drum are machined. The inner and outer faces of the hub end of the brake drum are also machined. The machining is accomplished in a single operation that results in a radially balanced brake drum.