Patent ID: 9064673
Filing Date: 2015-06-23
Classification: H01J,H01L,Y10S

Abstract:
1. A workpiece carrier, comprising: a first plate having a first outer diameter, a first inner diameter, and a first recess extending a first distance from the first inner diameter toward the first outer diameter; a second plate having a second outer diameter, a second inner diameter, and a second recess extending a second distance from the second inner diameter toward the second outer diameter; and a plurality of mating features associated with the first plate and second plate, wherein the plurality of mating features are configured to selectively fix a position of a first workpiece between the first plate and second plate within the first recess and second recess, wherein the first outer diameter is associated with a diameter of a second workpiece, and wherein a diameter of the first workpiece is less than the diameter of the second workpiece.