| 摘要 |
<p>A hollow, stackable, plastic product having a given stacking height (h), includes a perimetric ledge (22) extending generally in a lateral direction; an upper perimetric side wall (14) extending generally upward from the ledge (22) for a height exceeding the stacking height of the product; a lower perimetric side wall (16) spaced from the first perimetric side wall (14) by the ledge (22) and extending generally downward from the ledge (22) for a height exceeding the stacking height of the product; and a rigidifying skirt-shaped perimetric flange (26, 32) extending generally in an upward or downward direction from the perimetric ledge (22). The product has a series of ledges (22, 24) joining adjacent side walls (14, 16, 18) and a plurality of skirt-shaped flanges (26, 28) respectively extending downward from the plurality of ledges (22, 24) to thereby also provide a series of insulating barriers along the exterior of the product.</p> |
