Patent ID: 6527925
Filing Date: 2003-03-04
Classification: A61K,C12N,C25D,H01L

Abstract:
A reactor for electrochemical deposition processing of microelectronic workpieces, comprising:a bowl configured to hold a plating solution; an anode in the bowl at a location to contact the plating solution; a head assembly moveable relative to the bowl between a first position to load/unload a workpiece and a second position to place at least a portion of the workpiece in the plating solution; and a contact assembly comprising a support member and a contact system, wherein the support member has an inner wall defining an opening configured to allow the workpiece to move through the support member along an access path, and the contact system is coupled to the support member, wherein the contact system has a plurality of contact members projecting inwardly into the opening relative to the support member and transversely with respect to the access path, and wherein each contact member has a contact site configured to electrically contact the workpiece and a dielectric coating around the contact site.