| 摘要 |
A folding frame comprises four vertical legs and at least one shelf pivotall y connected to each of the four vertical legs, each shelf being capabl of folding verticaly upward. The folding frame further comprises two support beams positioned beneath and on opposite ends of each shelf, each support be am being pivotally connected to two of the four vertical legs and capable of folding horizontaly inward. The folding frame is moveable between an extende d position with each shelf being horizontal and supported by two of the suppor t beams, and a collapsed position with each shelf being folded vertically upwa rd and the support beams being folded horizontally inward.
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