Patent ID: 8322766

Claim:
A gripper applied in a transport mechanism, the transport mechanism being used for transporting a wafer, the transport mechanism comprising a bar, the gripper comprising: a fixing member fixed to the bar and comprising two grooves adjacent to the bottom of the fixing member and respectively disposed at two sides of the fixing member in parallel, wherein each of the grooves comprises an entrance and a retaining portion respectively disposed at two ends of the corresponding groove; and a carrying member comprising: a notch located at the top of the carrying member and communicating two opposite sides of the carrying member, the notch having two inner walls that are parallel to each other, each of the inner walls having a protrusion, wherein the carrying member is assembled to the fixing member by sliding each of the protrusions along one of the grooves from the corresponding entrance and until abutting against the corresponding retaining portion; and a first claw located at a first sidewall of the carrying member, wherein the edge of the wafer is supportable by the first claw.