Patent ID: 6928781

Claim:
Roof system with rows of superimposed tiles ( 1 ) for a bearing structure comprising rafters ( 4 ) inclined to the horizontal and parallel shingles ( 2 ) fixed to the rafters, at a distance from one another depending on the length of the tiles, each shingle ( 2 ) being constituted by a shaped section having an upper planar support surface ( 2 c ) on a catching wing ( 2 b ) projecting upwards, in the direction of the slope of the roof, on which is downwardly engaged at least one downwardly open hook ( 1 a ) formed on the lower down marginal part of the lower surface ( 1 b ) of each tile of a higher up row, characterized in that it comprises a rail ( 3 ) fixed, in the direction of the slope, on the upper surface of each rafter ( 4 ), this rail ( 3 ) being provided on its upper surface, with elements ( 3 a , 3 b ) maintaining each shingle ( 2 ) in place.