Patent ID: 7951724

Claim:
A wafer fixture assembly for retaining a wafer such that a surface of the wafer can be acted upon, the wafer fixture comprising: a housing comprising a base and at least one flexure pin around an inner circumference of the housing, the base having a first sealing ring for receiving the wafer thereon; a thrust plate configured to be received by the housing with the wafer positioned between the base and the thrust plate and including a second sealing ring for resting on a surface of the wafer; and a flexure clamp configured to be secured to the housing with the thrust plate positioned between the flexure clamp and the housing, the flexure clamp comprising at least one locking groove and corresponding flexure arm, the at least one locking groove and corresponding flexure arm mating with the at least one flexure pin when the flexure clamp is secured to the housing; wherein the flexure clamp and thrust plate are configured to expose a surface of the wafer.