Patent ID: 6315651
Filing Date: 2001-11-13
Classification: B24B

Abstract:
A cover for a pad conditioning assembly used in a chemical mechanical polishing apparatus comprising:a body formed of two circular sections adapted to accommodate two pulleys connected by an elongated, substantially linear section therein-between, said body having a substantially flat top surface, a curvilinear sidewall and an open bottom;at least two boss sections situated opposite to each other integrally formed in said curvilinear sidewall each having a mounting hole that opens to a bottom surface of said curvilinear sidewall; andat least two locking tabs each mounted in a mounting hole in one of said at least two boss sections by a mounting pin, each of said at least two locking tabs being rotatable about said mounting pin so as to rotate from a release position to a lock position upon engaging an edge portion of a support plate of said pad conditioning assembly.