Patent ID: 8196758

Claim:
A frame assembly comprising: an upper frame unit including four rectangularly-arranged horizontal frame rods; a lower frame unit spaced apart from said upper frame unit in a vertical direction and including four rectangularly-arranged horizontal frame rods; a vertical frame unit including four vertical frame rods, each o f said vertical frame rods extending between said upper and lower frame units and having opposite ends in the vertical direction; four top female connectors, each interconnecting an adjacent pair of said horizontal frame rods of said upper frame unit; four bottom female connectors, each interconnecting an adjacent pair of said horizontal frame rods of said lower frame unit; wherein each of said top and bottom female connectors includes two horizontal tenons that engage respectively the adjacent pair of said horizontal frame rods of the corresponding one of said upper and lower frame units, a connecting wall that interconnects said horizontal tenons and that is formed with a horizontal threaded hole, and an end wall that is formed with a vertical through hole, said end wall of each of said top female connectors being connected to a top end of said connecting wall of a corresponding one of said top female connectors, said end wall of each of said bottom female connectors being connected to a bottom end of said connecting wall of a corresponding one of said bottom female connectors, said end wall of each of said top and bottom female connectors cooperating with said connecting wall of the corresponding one of said top and bottom female connectors to define a receiving space therebetween; eight male connectors connected respectively to said opposite ends of said vertical frame rods, each of said male connectors including a vertical tenon that engages a respective one of said opposite ends of said vertical frame rods, and an engaging block that is connected to said vertical tenon, that is received in said receiving space of a respective one of said top and bottom female connectors, and that is formed with a vertical threaded hole corresponding in position to said vertical through hole of said end wall of the respective one of said top and bottom female connectors, and a horizontal through hole corresponding in position to said horizontal threaded hole of said connecting wall of the respective one of said top and bottom female connectors; and a plurality of first and second bolts for securing releasably said top and bottom female connectors to the respective one of said male connectors, said first bolts extending vertically and respectively through said vertical through holes of said top and bottom female connectors and engaging threadedly and respectively said vertical threaded holes of said male connectors, said second bolts extending horizontally and respectively through said horizontal through holes of said male connectors and engaging threadedly and respectively said horizontal threaded holes of said top and bottom female connectors.