A wedge socket assembly having a wedge socket, a pin for connecting objects to the wedge socket, a wedge, and a bolt for holding the wedge in the wedge socket. The wedge socket has an elongated, hollow basket of substantially rectangular cross-section. The hollow basket has a large opening at a first...http://www.google.fr/patents/US5553360?utm_source=gb-gplus-shareBrevet US5553360 - Extended wedge socket assembly
