Patent ID: 7628862
Filing Date: 2009-12-08
Classification: B05C,H01L

Abstract:
1. A substrate treating apparatus for treating a substrate by supplying a treating solution thereto, said apparatus comprising: a treating solution supply nozzle having a discharge port for discharging and supplying the treating solution to the substrate; temperature control means for holding said treating solution supply nozzle to control temperature of the treating solution in said nozzle; and a positioning mechanism for determining a relative position between said treating solution supply nozzle and said temperature control means; wherein said positioning mechanism comprises mating means for joining said treating solution supply nozzle and said temperature control means, said mating means including recesses formed in one of a vertical side surface of said treating solution supply nozzle and a vertical side surface of said temperature control means, and mating projections formed on the other of said vertical side surface of said treating solution supply nozzle and said vertical side surface of said temperature control means.