Patent ID: 7188833

Claim:
A multilevel clamp device for clamping multiple frames at different levels, the multilevel clamp device comprising: a plurality of clamps for engaging the frames such that said clamps are for clamping the frames, each of said clamps comprising a pair of end walls, said end walls of one of said clamps selectively engaging said end walls of another one of said clamps to inhibit inadvertent movement of one of said clamps with respect to the other one of said clamps when one of said clamps is stacked onto another one of said clamps; and each of said clamps comprising a clamping assembly, said clamping assembly being coupled between said end walls of the associated one of said clamps, said clamping assembly of each of said clamps being for engaging one of the frames such that said clamping assembly is for clamping an associated one of the frames between said clamping assembly and one of said end walls of the associated one of said clamps; wherein each of said end walls of each of said clamps comprise a plurality of tab portions and a plurality of grooves, each of said grooves extending into the associated one of said end walls, said tab portions of each of said end walls extending downwardly from the associated one of said end walls such that said tab portions are positioned opposite said grooves of the associated one of said end walls, said tab portions of said end walls of one of said clamps being selectively positionable in said grooves of said end walls of another one of said clamps to maintain positioning of one of said clamps with respect to other one said clamps when said clamps are stacked.