发明授权
US09340979B2 Roof covering element (tile-like sheet) equipped with embossments 有权
装有浮雕的屋顶覆盖件(瓦片状片材)

Roof covering element (tile-like sheet) equipped with embossments
摘要:
A roof covering element (a tile-like sheet) equipped with embossments according to the present invention characterizes in that the surface of the lower edge (2) of the roof covering element (1) has at least one embossment (3) done downwards and inwards in relation to the roof covering element (1) with an assembling hole (4) prepared centrally. A bottom of that embossment (3) is at zero or acute angle with the surface of the lower edge (2). The surface of the upper edge (5) of the roof covering element (1) has at least one embossment (6) done downwards and inwards in relation to the covering element (1) with an assembling hole (7) prepared centrally. A bottom of that embossment (6), preferably of circular shape, is at zero or acute angle with the surface of the upper edge (5).
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