Patent ID: 8646680
Filing Date: 2014-02-11
Classification: B65D

Abstract:
1. A sheet of material configured to be folded into a self-latching clamshell box, the sheet of material comprising: a tray section comprising fold lines defining a rectangular tray bottom panel, first and second tray side panels attached to and on opposite ends of the tray bottom panel, a tray front panel attached to a front end of the tray bottom panel, a tray back panel attached to a back end of the tray bottom panel opposite from the front end of the tray bottom panel, a first latching tab attached to an outer front corner of the first tray side panel, and a second latching tab attached to an outer front corner of the second tray side panel; and a lid section comprising fold lines defining a rectangular lid top panel with a back end of the lid top panel defined by a fold line between the lid top panel and the tray back panel, a lid front panel attached to the lid top panel opposite from the tray back panel, and a lid front roll-over panel attached to the lid front panel, the lid front roll-over panel comprising notches in two outer corners; wherein: the tray section fold lines are configured such that the first and second tray side panels, the tray front panel, and the tray back panel may each be folded about 90 degrees with respect to the tray bottom panel about respective fold lines to form, respectively, first and second tray side walls, a tray front wall, and a tray back wall of a tray portion of the clamshell box, and the first and second latching tabs may be folded about 180 degrees with respect to the first and second tray side panels, respectively, about respective fold lines to form first and second protrusions extending outward from the tray front wall at opposite ends of the tray front wall; the lid section fold lines are configured such that the lid front roll-over panel may be folded about 180 degrees with respect to the lid front panel about a respective fold line, the lid front panel and the lid front roll-over panel may be folded about 90 degrees with respect to the lid top panel about a respective fold line to form a lid front wall of a lid portion of the clamshell box, the lid front wall comprising inner recesses formed by the notches in the lid front roll-over panel; and the fold line between the tray back panel and the lid top panel is configured to form a clamshell hinge about which the folded lid portion may be rotated to close the clamshell box, with the protrusions on the tray front wall of the folded tray portion engaging the inner recesses in the lid front wall of the lid portion to latch the lid portion to the tray portion.