Patent ID: 8042229

Claim:
A fastener comprising: a body member including a receiving portion longitudinally formed therein, wherein the receiving portion is slidably mounted to a support, with two clamping portions transversely extending from the receiving portion, and with a through-hole provided through each clamping portion, respectively; a joint member having a first end opposite to the body member and a second end coupled to the two clamping portions of the body member in a pivotal manner, with the joint member including a cam portion defined on a distal portion of the second end and a fixed hole provided through the second end transversely and corresponding to the through-holes; wherein the joint member is moveable relative to the body member between an unfolding position and a folding position; wherein the cam portion restricts a pivot angle of the joint member relative to the body member when the joint member is in the unfolding position; and a fixing member installed to the two clamping portions of the body member opposite to the joint member, with the fixing member selectively inserted into the through-holes and the fixed hole for fixing the joint member in position, with an open space defined between the two clamping portions and a pivotal portion provided in the open space, with the joint member coupled to the pivotal portion in a pivotal mariner.