| 摘要 |
The present invention is directed to a closure 10 for a container. In one of the embodiments provided herein, the closure 10 is provided with a roof portion 20, a shoulder portion 30 that merges with the roof portion 20, and a skirt portion 50 depending from the shoulder portion 30. Provided on the shoulder portion 30 are recessed regions 34 and full-depth regions 32. The recessed regions 34 and full-depth regions 32 alternate around the shoulder portion 30 and are provided for improving a number of manufacturing, costs, and structural factors. In another embodiment provided herein, the closure Id is provided with a cylindrical skirt 5d depending substantially from a roof portion 2d, the cylindrical skirt 5d having an inner wall 104 with a plurality of narrow, elongated, vertical stand-off ribs 100 thereon, the ribs 100 having an upper edge 110 below a tension ring 8d and a lower edge 120 below the upper edge 110 and an elongated length causing the lower edge 120 to be positioned about 50% to 25% above a bottom edge 102 defined by the cylindrical skirt 5d and measured against the entire length of the cylindrical skirt 5d. |
