CPC B65D 1/36 (2013.01) [B65D 21/0217 (2013.01)] | 19 Claims |
1. A food packaging body including:
a tray including two or more downward recessed cavities and having a wall that extends upward along an edge of the tray; and
a lid located above the tray and including one or more upward protruding cavities, wherein a number of the one or more upward protruding cavities is less than a number of the two or more downward recessed cavities, each of the one or more upward protruding cavities is corresponding to a position of a respective one of the two or more downward recessed cavities, and a top surface of each of the one or more upward protruding cavities is on a same plane as or is lower than a top end of the wall of the tray,
wherein the one or more upward protruding cavities upwardly protrude from an exterior facing surface of the lid past a top end of a wall of the lid, the exterior facing surface of the lid being opposite to an interior facing surface of the lid configured to contact the tray;
wherein a first cavity from the two or more downward recessed cavities or the one or more upward protruding cavities has a first stage of a first shape and a first size, a second cavity from the two or more downward recessed cavities or the one or more upward protruding cavities has a second stage of a second shape and a second size, and at least one of the first shape or the first size of the first stage is different than the second shape or the second size of the second stage; and
wherein at least one cavity of the two or more downward recessed cavities or the one or more upward protruding cavities has a plurality of stages.
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