Patent ID: 7299714

Claim:
A telescoping lever arm, comprising: a tube having an opening at a first end thereof and a second end configured for coupling to at least one of a workpiece and an adapter that can be coupled to a workpiece, said tube having an inner circumferential dimension along the inside thereof, wherein said opening is smaller than said inner circumferential dimension; a rod having an outer circumferential dimension that is smaller than that of said opening, said rod residing partially in said tube and extending therefrom via said opening; at least one annular flange coupled to said rod at a portion thereof residing in said tube, each said annular flange defined by a circumferential dimension that is larger than that of said opening and smaller than said inner circumferential dimension of said tube; and at least one annular rib formed on an inner surface of said tube, each said annular rib defining a passage large enough to pass said rod and each said annular flange.