Patent ID: 7037245

Claim:
A weight apparatus, comprising: a set of weight plates comprising at least a first weight plate and a second weight plate, each weight plate having a central hub having a first face and a second face; the first face of the hub having a first interlocking formation; the second face of the hub having a second mating formation for releasable mating engagement with the first mating formation of a second weight plate of said set; the mating formations comprising first and second rotationally engageable, interlocking formations for selectively attaching a first weight plate to a second weight plate of said set; and each weight plate having a locking mechanism movable between a latched position and an unlatched position, the latched position preventing rotation of an interlocked second weight plate in an unlocking direction to release the interlocking formations; whereby two or more weight plates may be releasably locked together to adjust the total weight for an exercise.