Patent ID: 7370764

Claim:
A sealable enclosure for receiving and holding a plurality of wafers horizontally, the enclosure comprising: a container portion with a top, a bottom, a back, an open front, an open interior and comprising a forwardly projecting door flange with recesses therein, a pair of sides, a plurality of shelves formed of plastic positioned at each side of the container portion for holding the wafers axially aligned in said interior, and a kinematic coupling on the bottom of the container portion, the kinematic coupling having three grooves, the container portion defining a handle receiving structure on an outside surface of each of the pair of sides spaced apart from the top, bottom, back and open front of the container, each handle receiving structure adapted to receive a removable handle and comprising a pair of elongate spaced apart linear guide strips, each of the guide strips including at least one elongate generally planar tab disposed generally parallel with the side of the container and spaced apart from the outside surface, the tabs of the guide strips being vertically registered and extending toward each other such that the guide strips together define a handle receiving slot adjacent the outside surface, whereby the removable handle is linearly slidable in the slot between the guide strips to couple the removable handle with the container portion, the handle engagement structure further comprising structure for engaging a detent on the removable handle to secure the handle in a favored position; a door for fining within the door flange and sealingly closing the open front, the door comprising a plurality of latches that extend and retract to engage the recesses in the door flange on the container portion, an outside front surface and an inside surface with a recess extending centrally from the top of the door to the bottom of the door; and a wafer restraint positioned on said inside surface in said recess.