Patent ID: 6076217
Filing Date: 2000-06-20
Classification: B08B,H01L,Y10S,Y10T

Abstract:
A cleaning apparatus for cleaning the surface of a wafer comprising:a wafer tray for holding the wafer;a cylindrical roller member mounted for rotation about its longitudinal axis;a hollow cylindrical brush member having a plurality of cleaning tips disposed thereon positioned to contact the surface of a wafer held in the wafer tray;a source of cleaning fluid;a spray tip for discharging cleaning fluid from the source onto the surface of the wafer; anda brush alignment device for aligning the brush member on the roller member, the roller member having first and second ends and an outer surface defining an internal cavity provided with a plurality of orifices extending through the outer surface to the internal cavity, the brush alignment device comprising:a first receptacle having a channel therethrough in fluid communication with the first end of the roller member;a first support arm supporting the first receptacle;a second receptacle for the second end of the roller member;a second support arm supporting the second receptacle; anda spine member connected to and supporting the first support arm and the second support arm.