| 摘要 |
FIELD: construction. ^ SUBSTANCE: in the first version, wood and metal panel includes wood and metal foam frame formed of lengthwise and transverse wooden boards, flat-topped metal frames attached to them and bearing stiffeners and housing, and heat-insulated waterproof interlayer. Lengthwise boards feature support plates attached to their ends, and flat-topped metal frames feature slits for lengthwise boards. In the second version, wood and metal panel includes rectangular welded metal frames attached to frame boards along frame perimetre, and stiffeners of metal frames are made in the form of one or more diagonal strips welded to frame or to each other and to frame. ^ EFFECT: enhanced rigidity and durability of panel. ^ 8 cl, 6 dwg |
