Abstract: A transportation system having a transportation space including destinations distributed in the transportation space, multiple independent automated vehicles configured for free roving through the transportation space to and between the destinations so that the vehicles are dynamically distributed through the transportation space, a control system communicably connected via a remote communication link to each of the vehicles and having a system controller that addresses each vehicle to different destinations, and the control system having a vehicle accountant controller separate and distinct from the system controller and configured to independently register a dynamic location of at least one of the vehicles, selected from the multiple vehicles in the transportation space, and command shutdown, via the remote communication link, to only the selected at least one vehicle at the registered location if the registered location corresponds to a predetermined location.

Abstract: An accessory mount for goggles is disclosed which may be attached to the strap or straps of goggles worn on the face of a person. The accessory mount may include a body and a mounting structure. The body may include one or two slits through which the strap or straps of the goggles may be inserted. The body may also include a facial section contoured to fit a person's face, and the facial section may have a cushion configured to rest against the face. The mounting structure may be configured so that different types of accessories, such as a camera or flashlight, may be removably affixed to the mounting structure.

Abstract: An accessory mount for goggles is disclosed which may be attached to the strap or straps of goggles worn on the face of a person. The accessory mount may include a body and a mounting structure. The body may include one or two slits through which the strap or straps of the goggles may be inserted. The body may also include a facial section contoured to fit a person's face, and the facial section may have a cushion configured to rest against the face. The mounting structure may be configured so that different types of accessories, such as a camera or flashlight, may be removably affixed to the mounting structure.

Abstract: An autonomous transport robot for transporting a payload, the autonomous transport robot includes a payload bed having at least one reference datum surface and at least one payload justification device, the at least one payload justification device being configured to position a payload on the payload bed in substantial contact with the at least one reference datum surface to place the payload in a predetermined position on the payload bed.