Abrégé

A combined sofa in a steel structure includes a sofa base, a backrest connected with the sofa base and a sofa armrest arranged on at least one end of the sofa base, wherein, the sofa base comprises a seat base frame, on which spring assembly is laid. The backrest is detachably connected to the rear side of the sofa base. With this design, during transportation, the backrest and armrest of the sofa can be disassembled, and the sofa base can be disassembled into one or a plurality of independent seat base frames, which is very convenient for transportation. The seat base frame(s) can be combined again as required for use to realize variable structures.

Classes IPC  ?

• A47C 17/86 - Éléments ou parties constitutives spécialement adaptés aux lits, canapés ou divans non entièrement couverts par un seul des groupes
• A47C 23/16 - Sommiers à ressorts, à cadre rigide ou faisant partie du châlit, p. ex. sommiers à ressortsSommiers-divansSommiers à lattes utilisant des ressorts sous tension, p. ex. du type plat du type à zigzag plans