| 摘要 |
<p>The invention concerns a collapsible cardboard seat, such as an armchair or a sofa, comprising: an undulated cardboard rectangular seat blank provided at its longitudinal edges with tabs, said seat blank comprising a seat surface (32), a back surface (30), a back thickness surface (28) and a folding back surface (26); two identical undulated cardboard armrest blanks, each being folded down and closed to form a flat parallelepiped box whereof the two wide side walls (66) facing each other are provided with slots (86, 88, 90, 92) for the seat blank tabs to be inserted therein; and a plurality of reinforcing cardboard bars (94, 98, 102, 106, 110), the ends of which penetrate in holes (96, 100, 104, 108, 111) provided in the armrest inner surfaces.</p> |
