US Patent 11825950 Sofa frame and assembled sofa

Sofa frame and assembled sofa, comprising back boards, side boards connected to back boards, and face board connected to side boards; said side boards are relatively configured on the two sides of the back board; the two sides of the face board are respectively connected to the side boards on both sides; said face board comprises at least two folding blocks and hinges connected to the folding blocks. In the above-mentioned sofa frame, as hinges are used to connect adjacent folding blocks, the face board becomes a folding structure. Thus, during transportation, the folded face board occupies less space to reduce transportation cost.