THREE-LAYER CONSTRUCTION PANEL Russian patent published in 1997 - IPC

FIELD: civil engineering. SUBSTANCE: these panels are used for external walls, coverings, etc. Reduced amount of metal to manufacture and lower production cost are achieved by applying flexible link members 5 located in mass of warmth-conserving layer made of cellular concrete, and these members are simultaneously components of reinforcement framework 4 with provide stiffening for panel outer layers 1,2. Panel can be manufactured in single form by one operation. EFFECT: high efficiency. 3 dwg