Patent 10153136 was granted and assigned to Lam Research on December, 2018 by the United States Patent and Trademark Office.
A feed tube for a substrate processing system includes an outer tube and a feed rod. The feed rod is arranged within the outer tube. The feed rod is arranged to provide radio frequency power to the substrate processing system and the outer tube provides a return for the radio frequency power. At least one conductor is routed within the feed rod. The conductor is arranged to provide electrical power to at least one component of the substrate processing system separate from the radio frequency power provided by the feed rod.