Patent ID: 8245467

Claim:
A joining apparatus to strengthen coupling and engage with building components, the apparatus comprising: at least one connector that includes a curved surface; at least one building component that includes at least one insert structure; at least one channel that includes at least one retaining element and configured to receive the at least one insert structure; at least one engagement structure disposed in said at least one channel such that the building components are securable in the at least one channel without the use of additional mechanical fasteners; at least one projection extending from the at least one connector; a rub strip having a rub curved surface and at least one structural extension for fastening with the at least one projection such that the rub strip is snap-fit fastenable for quick installation and disassembly; wherein the rub strip is at least 30% circuitous, in contact with the curved surface and reinforced by the at least one retaining element to enhance the ability of the rub strip to withstanding direct impact.