PROBLEM TO BE SOLVED: To provide the frame structure of a showcase and the like capable of maintaining an enough strength against prop roll and the like moreover capable of being assembled and disassembled without preparing a backside board.;SOLUTION: A connection hole is provided on the upper part of the opposite side of the left and right props 2 and 2 and an inward projected piece with an upward projection part is provided on a point slightly lower than the connection hole respectively, and the both end faces of the upward horizontal connection rod 3 are provided with a downward hook that projects from the end face and a stiffened member 19 that points down and provided with a locking hole on the side end face, and the side ends of the upward horizontal connection rod 3 and the stiffened member 19 are abutted on the opposite side of each prop 2, and each hook is locked in a corresponded locking hole and the projection piece is fit in the locking hole of the stiffened member 19 to lock the upward projection part inside of the upper end of the locking hole in the frame 1 structure of the showcase and the like that consist of each upper part of a pair of left and right props 2 and 2 and each lower end connected respectively by horizontal connection rods 3 and 4.;COPYRIGHT: (C)2003,JPO
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