| 摘要 |
A roof system with rows of superimposed tiles ( 1 ) comprising rafters ( 4 ) and parallel horizontal shingles ( 2 ) fixed to the rafters, each shingle ( 2 ) consisting of a shaped section having an upper planar support surface ( 2 c) partly present on a catching wing ( 2 b) projecting upwards, in the direction of the slope of the roof, whereon is engaged, further down, at least a hook ( 1 a), open downwards, formed on the low marginal part of the bottom surface ( 1 b) of each tile of an upper row. The invention is characterized in that it comprises a rail ( 3 ) fixed, in the direction of the slope, on the upper surface of each rafter ( 4 ), said rail ( 3 ) being provided, on its top surface, with elements ( 3 a , 3 b) maintaining in place each shingle ( 2 ).
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