Patent ID: 8870311

Claim:
A track-bearing cabinet fastener, comprising: a track holder with a baseplate; a clamping device which further comprises: a clamping box being a hollow shell with an accommodating space formed inside of said hollow shell, said clamping box being fixed at said baseplate and further comprising (a) through slots at both top and bottom sides of said clamping box, and said accommodating space is accessed through said through slots, (b) ports at both ends of a front sides of said clamping box, and (c) a hook piece near one of said ports; a clamping block held in said accommodating space, resisted by springs, and comprising (a) two protruded resisting parts at front side of said clamping block, and each of said two protruded resisting parts is corresponding to one of said ports, and (b) two push-out plates at both top and bottom side of said clamping block and said two push-out plates extended beyond and located outside of said clamping box and each of said push-out plates joins said clamping block by means of a ribbed joint embedded into one of said through slots of said clamping box; and each of said push-out plate is further extended behind said clamping block; a clamping plug securely fixed behind said clamping box and said clamping block, and closely contacting said springs by which said clamping block is resisted and said protruded resisting parts extend into said ports, said clamping plug held in said accommodating space of said clamping box is provided with an encasing plate at back side and a raised side rib at both top and bottom sides: said encasing plate is used to encase said accommodating space in said clamping box; said raised side ribs joining said encasing plate are embedded into said through slots of said clamping box.