US Patent 9470030 Self-aligning cover for an SST

A method and apparatus are disclosed for aligning a cover with an opening in a housing. The apparatus includes at least one hinge member securable to a housing and moveable between open and closed positions about a hinge axis, at least one attachment member for mounting a cover member to the moveable hinge member, and at least one alignment member for guiding the cover member into an aligned position when the cover member is moved with the hinge member towards the closed position, wherein the attachment member is adapted to allow the cover member to move in a perpendicular direction relative to the hinge axis.