Patent ID: 7926663

Claim:
A substrate storage container having an opening through which a substrate can be taken in and out thereof; comprising: a plurality of positioning members disposed on an exterior side of the substrate storage container and of a configuration to guide robotic positioning members to enable robotic movement of the substitute storage container, wherein the substrate storage container and the plurality of positioning members are formed of a resin and are integrally fixed together by resin from the molding of the substrate storage container and each of the plurality of positioning members includes: a positioning housing with a hollow space therein and an opening at one end thereof and having at least a pair of positioning slope faces on one side thereof and located on the exterior side of the substrate storage container, and the positioning housing opening on an interior side thereof adjacent to an inside of the substrate storage container; and a plate member for closing the opening of the positioning housing, and wherein the substrate storage container is formed such that the positioning members are integrally fixed to the substrate storage container as a solid flush one piece structure on the interior side of the substrate storage container without any opening through the positioning members into the substrate storage container.