Patent ID: 7934769

Claim:
A seat frame for a folding chair, comprising: a U-shaped front frame having a first support surface between an upper surface and a lower surface of the front frame, wherein the first support surface has a U-shaped contour the same as that of the front frame, and the first support surface is parallel with the upper surface and the lower surface of the front frame; a linear rear frame having a second support surface between an upper surface and a lower surface of the rear frame, wherein the second support surface has a linear contour the same as that of the rear frame, and the second support surface is parallel with the upper surface and the lower surface of the rear frame; and a seat cushion clamped between the first support surface and the second support surface in a horizontal position, wherein the front frame and the rear frame are assembled together for surrounding the seat cushion; wherein the seat cushion has flat surface contact with the first and second support surfaces.