Patent ID: 8444103

Claim:
A foldable support frame assembly adapted for supporting an article, said foldable support frame assembly comprising: a first and a second support unit arranged along a first direction, each of said support units including two support frames, each of said support frames including two parallel braces and a rail unit connected fixedly between said braces, said braces of one of said support frames of each of said support units being connected respectively and pivotally to said braces of the other of said support frames of a corresponding one of said support units at a point where said connected braces cross to constitute two first scissor-linkages, said two first scissor-linkages being spaced apart from each other along a second direction perpendicular to the first direction, each of said first scissor-linkages being convertible between folded and unfolded states, wherein said rail unit of each of said support frames includes a top rail connected fixedly between upper portions of said braces of a corresponding one of said support frames, and a bottom rail connected fixedly between lower portions of said braces of the corresponding one of said support frames; at least one second scissor-linkage arranged alternately with said support units along the first direction, said second scissor-linkage being convertible between folded and unfolded states such that, when each of said first and second scissor-linkages is in the unfolded state, said article can be supported on said support units; and a positioning mechanism for maintaining each of said first and second scissor-linkages in the unfolded state.