Self-supporting segment structured seat, has axles comprising notched circular ends placed in notched circular openings of segments and terminated by positioning and fixation device, where device has rod provided with screw thread and nut

摘要

The seat has a self-supporting segment structure comprising two parallel rows (1) of self-supporting segments (2) whose ends comprise notched circular openings. The two parallel rows are connected together by axles whose ends have notched circular shape. The notched circular ends are placed in the notched circular openings of the segments, and terminated by a positioning and fixation device i.e. circular piece. The positioning and fixation device comprises a rod provided with a screw thread and a nut.