| 摘要 |
FIELD: construction. ^ SUBSTANCE: facing panel contains elongated element from plate metal, which forms the blade of the panel that contains upward bent flanges along two elongated edges of the above panel blade. The firs one of the above upward bent flanges is outward and downward bent along its upper edge for formation of the first overlap; the second one of the above upward bent flanges is inward and downward bent along its upper edge for formation of semi-overlap. Panels contain preliminary cuts on the first two-layer flange. In addition, the invention includes covering device and method of roofs and walls by means at least of two such panels. ^ EFFECT: simplified panel mounting. ^ 17 cl, 7 dwg |
