| 摘要 |
<p>A plastic, blow-molded, free-standing container including a base (20) having alternating hollow legs (22) and curved ribs (34) which radiate from a hub (41); each rib having an outer, upper end (36) and an inner, lower end (38), the lower end having a circumferential width (W1) that is greater than the width (Wu) of the upper end, and a curved intermediate rib portion (40) which tapers between its ends; each leg having a lower, flat foot (24) which has an outer diameter (Df); the hub having a periphery connected to the feet and ribs with a height (Hp) such that the ratio of the diameter (Df) to the height (Hp) is in the range of about 25 to 90. The hub may have an upwardly or downwardly extending shape or a flat, horizontally extending shape.</p> |
