Patent ID: 7476050

Claim:
A socket assembly comprising: a cylinder having a bore, an inner cylinder surface, and a backing member affixed to the cylinder at an end of the cylinder distal to an inlet of the bore, the backing member including an opening; a piston disposed in the bore and having a socket and an outer piston surface including a peripheral sealing member, the inner cylinder surface, the outer piston surface, the peripheral sealing member, the backing member, and a closed rear portion of the piston defining a reservoir, the closed rear portion of the piston having an outward facing surface including a post, the opening of the backing member being offset from a central axis of the piston to receive the post; a one-way valve in fluid communication with the reservoir, the piston adapted to move axially within the bore when a fluid is introduced into the reservoir; and a cap attached to the cylinder and having an opening through which a connecting member extends to be received by the socket.