Patent ID: 8205803

Claim:
A device for fastening a railway rail onto a support, the device comprising a primary element and a secondary element, wherein the secondary element corresponds to nut and bolt fasteners comprising at least one nut and one screw with a screw body and a screw head, the primary element comprises a lower part and an upper part being at least partially superposable, each of said parts having an upper surface and a lower surface, said parts being crossed in their thickness by at least one aperture adapted to receive said screw, said aperture being formed by a first recess located on the upper part and configured for receiving the screw body of said screw, and a second recess located on the lower part and configured for receiving the screw head and wherein: the upper surface of the lower part is inclined according to a first slope and the lower Surface of the upper part is inclined according to a second slope, the first slope and the second slope being complementary, and the upper part comprises a tilting element for tilting the screw, said tilting element being located on the edges of the first recess, wherein the tilting element of the screw is configured to tilt the screw over an angle falling in the range between 1° and 45° with reference to a line perpendicular to a plane formed by the support.