US Patent 8454084 Portable chair

The portable chair of the disclosure includes: hubs respectively installed at both left and right sides of the chair; a central support frame connecting both left and right hubs; front and rear leg frames respectively having base ends separably coupled to the lower front and rear outer peripheral surfaces of the respective hubs and respectively having free ends disposed in a manner of radially extending toward the ground surface; front and rear pole frames respectively having base ends separably coupled to the upper front and rear outer peripheral surfaces of the respective hubs and respectively having free ends disposed in a manner of radially extending toward the sky; and a fabric sheet coupled to the free ends of the front and rear pole frames. The structural rigidity is excellent, and the chair may land on the ground surface in a stable posture.