Patent ID: 8763537

Claim:
A foldable frame, comprising: a base; a first fixing post; a second fixing post; a sliding frame; a table surface; wherein the first fixing post and the second fixing post are respectively fixed on both ends of the base; a first guide rail and a second guide rail are provided on the first fixing post and the second fixing post respectively and opposite to each other, the sliding frame is provided between the first guide rail and the second guide rail and adapted to slide up and down along the first guide rail and the second guide rail; the table surface is horizontally connected to a side of the sliding frame and adapted to be rotated in a vertical plane around a joint between the table surface and the sliding frame, the table surface is adapted to be horizontally positioned; inclined levers are hinged to the table surface at one end, and the other end of the inclined levers is hinged to the base, wherein an active post is further hinged to the back surface of the table surface, the active post is further hinged to a transverse lever at one end, and the other end of the transverse lever is hinged to the sliding frame; the table surface is horizontal when the bottom of the active post and the bottom of the base are horizontal.