Patent ID: 6481446
Filing Date: 2002-11-19
Classification: B24B,Y10S

Abstract:
An apparatus for cleaning a polishing pad conditioner comprising:a cleaning bath that contains a cleaning liquid; a gas injector that injects an inert gas into the cleaning liquid from a bottom of said cleaning bath, said gas injector including a plate having an interior space therein and formed with a plurality of pores in communication with the plate, a gas pipe, connected to a side of the plate, through which the inert gas is injected into the space, and a gas supplier that supplies the inert gas into the gas pipe; and a cleaning liquid supplier that supplies the cleaning liquid into said cleaning bath, wherein a plurality of guide pins are provided on an edge portion of an upper surface of the plate, to separate the polishing pad conditioner from the plate when the polishing pad conditioner is fully immersed into said cleaning bath.