Patent ID: 8267841

Claim:
For use with a dumbbell having a transverse connection or connections between two weights, a support structure comprising a) an elongated handle bar having a transverse width to accommodate the gripping portion of a hand, said gripping portion comprising portions of at least 2 fingers and a palm, b) and means associated with said transverse connection or connections providing releasably connection or connections to the two weights, when the dumbbell is present, wherein said means comprises two clam-shell members operatively pivotally connected to said bar, said members having two holders that embrace and grasp said connection or connections in response to relative pivoting of one or both of said members, wherein said members enclose at least a majority of said transverse connection or connections while releasably connected, c) further including a safety lock extending between said members to hold them in a connection embracing position and further including a spring or springs urging said members toward one another thereby to retain said holders in grasping position relative to said connection or connections.