Patent 8206118 was granted and assigned to United Technologies on June, 2012 by the United States Patent and Trademark Office.
A rotor blade for a gas turbine engine includes an airfoil that extends in span between a tip and a root opposite from the tip. The root includes a plug, a looped portion that surrounds the plug and a clamp. The clamp contacts only a portion of the looped portion on an opposite side of the looped portion from the plug.