| 摘要 |
A single layer pocket 82 is provided in which left edge portion 88 and right edge portion 89 of the single layer 86 are spaced apart from the left edge portion and right edge portion of the back panel 14. The pocket 82 is equipped with a flexibly rigid curvilinear shaped rib element 100 affixed vertically to the pocket, and a similar rib element 110 that extends laterally across the pocket 82.
|
