PIECE OF FURNITURE Russian patent published in 2003 - IPC

FIELD: furniture industry, in particular, production of armchairs or chairs. SUBSTANCE: piece of furniture has profiled blank provided at its one side with opening and axial cut forming two members 1 and 2, which may be juxtaposed and coupled with one another. Opening is made of round or oval-shaped section facilitating appropriate juxtaposing of said members onto one another and for removal of stress developed during flexing of blank. In the process of manufacturing said piece of furniture, ends of preliminarily steam-softened shaped blank 2 are twisted toward one another, secured and glued to form three-dimensional construction. Piece of furniture has rigidity ribs 4 positioned at an angle to direction of load accepted by back 5. Blank 1 may be made U-shaped. Blank material may be plywood, plastic etc. EFFECT: increased efficiency, simplified construction, reduced production cost and improved strength of furniture. 2 dwg