Patent ID: 8690470

Claim:
An adjustable connector assembly comprising: a first elongated member and a second elongated member; an elongated mounting member having a first end and a second end, said mounting member being adapted for attachment to said first elongated member; an elongated frame having a first end and a second end, said first end having a hinge joint; a bracket connecting said mounting member and said frame; an elongated arm assembly having a proximal end and a distal end, said proximal end pivotally connected to said hinge joint, said second elongated member being adapted for attachment to said elongated arm assembly; and said elongated arm assembly including: (1) a tubular arm having slots; (2) a tubular sleeve having opposing transverse receivers; (3) a tubular cam having a proximal end and a distal end, said distal end having a pair of legs extending therefrom, a transverse receiver extending through the top and bottom of said cam, said cam disposed within said tubular arm; (4) a cam pin slidably received within said slots in said arm and said receiver in said cam, said cam pin secured within said receivers in said sleeve; (5) an elongated helical return spring having a proximal end and a distal end, said return spring slidably received within said cam, said return spring proximal end connected to said cam pin, and said return spring distal end connected to a spring pin; and (6) a locking member at said elongated arm proximal end from said hinge joint to permit said pivotal movement.