| 主权项 |
1. A foldable file tray comprising:
a rectangular bottom having a pair of parallel side borders, a rear border, a front border, an upper surface, and a lower surface, a pair of side panels, each side panel having a lower edge, an upper edge, a front edge, and a rear edge, with said lower edge thereof being pivotally linked to said side borders, respectively, at least one protrusion being formed on said upper edge of each of said side panel, respectively, recesses being defined on said lower surface of said bottom in accordance with said protrusions, one rear groove being defined in each side panel respectively near each rear edge, and, a rear panel having one lower rim and two side rims, with said lower rim thereof being pivotally linked to said rear border of said bottom, one rear tenon being formed on each side rims of said rear panel. |
