Patent ID: 6224718
Filing Date: 2001-05-01
Classification: C23C,H01J

Abstract:
A target assembly for sputtering, the target assembly comprising:a plurality of target holding members, each of the plurality of target holding members having a plurality of target holding sides and being rotatable about an individual axis;a sputtering target disposed on each of the target holding sides of each of the target holding members; andholding means for holding the plurality of target holding members, for being moved to bring a desired one of the plurality of target holding members into a sputtering position, and for allowing the desired one of the plurality of target holding members to be rotated about its individual axis while the holding means is not moved, so as to bring one of the plurality of target holding sides of the target holding member into the sputtering position;wherein each of the plurality of target holding members is formed as a paddle and has two of said target holding sides;wherein the holding means comprises a bracket for being rotated about a common axis which is different from the individual axis of any of the plurality of target holding members so as to bring the desired one of the plurality of target holding members into the sputtering position;wherein each of the target holding sides has a width W; wherein the bracket has a diameter D; and wherein W>D.