Patent ID: 6827793
Filing Date: 2004-12-07
Classification: B08B,H01L,Y10S

Abstract:
A method for cleaning a wafer with a drip nozzle for use in a drip manifold that is oriented over a brush of a wafer cleaning system, the drip nozzle having a first end and a second end with a passage defined there between where the passage includes a wall that extends longitudinally between the first end and the second end with an orifice being defined within the passage and located at the first end of the drip nozzle, the method comprising:inputting a fluid into the drip nozzle at an acute angle relative to a longitudinal extension of the wall; reflecting the fluid stream off an internal wall of the drip nozzle at least twice in a direction that is toward the second end; and outputting at least one substantially uniform drop from the second end of the passage.