Patent ID: 7364228

Claim:
A collapsible wheelchair frame assembly comprising: (a) left and right side plates, each having an upper end, a lower end, a forward end, and a rearward end, each upper end comprising an upper edge, each forward end having a lower end, each forward end's lower end forming a forwardly and downwardly extending leg; (b) left and right seat plates, each seat plate having proximal and distal ends, the proximal ends of the left and right seat plates being respectively hingedly attached to the upper ends of the left and right side plates, the hinged attachments of the proximal ends of the left and right seat plates being respectively positioned upon the upper ends of the left and right side plates so that the left and right side plates' upper edges substantially coincide with said hinged attachments, the distal end of the left seat plate being hingedly attached to the distal end of the right seat plate; and (c) left and right brace plates, each brace plate having proximal and distal ends, the proximal ends of the left and right brace plates being respectively hingedly attached to the lower ends of the left and right side plates, said hinged attachments being positioned between the left and right side plates' forward and rearward ends, the distal end of the left brace plate being hingedly attached to the distal end of the right brace plate.