CONVERTIBLE UPHOLSTERED FURNITURE Russian patent published in 2017 - IPC A47C5/04 

FIELD: human vital needs satisfaction.

SUBSTANCE: convertible upholstered furniture comprises a rigid frame and soft elements made of elastic material located on the corresponding parts of the frame. Main rigid frame for the rear and side walls is made in the form of two horizontal half-arcs connected in the middle part by a vertical rack, having non-mating diameter parts. The soft elements are toroid-shape chambers with an outer diameter commensurate with the diameter of the frame, folded in diameter in half and fixed by bends on non-mating diameter parts of the corresponding frame level. The rigid frame for the rear wall is made in the form of a tube complementary to the non-mating diameter part of the main frame on the lower level, on which the toroid-shape chambers of complementary outer diameters are mounted and fixed.

EFFECT: simplified production technology of convertible upholstered furniture.

2 cl, 2 dwg