US Patent 9742169 Junction box assemblies with sequentially elevated openings

An electric junction box assembly configured to help preserve the structural integrity of a bend in a tube is provided. The electric junction box assembly includes a junction box having at least one tube opening. The tube opening extends from an outer surface of the junction box into the inner space of the junction box. The tube opening is configured to hold the bend of the tube. The tube opening includes an outer opening and at least one inner opening. The outer opening is formed on an outer wall of the junction box and the inner opening is formed on an inner wall of the junction box. The inner opening is elevated with respect to the outer opening. Accordingly, the electric junction box assembly distributes the load of the weight of a tube and wire assembly so as to preserve the integrity of the tube and wire assembly.