Patent ID: 8973846
Filing Date: 2015-03-10
Classification: E01B,F16B

Abstract:
1. A rail-fastening system for frictionally locking a rail to a railroad sleeper of a train track, the system comprising: an angle guide plate; a fastener having a shank; a clip, the fastener being engageable through the clip and the angle guide plate with the sleeper, the angle guide plate being designed to retain the clip in a preinstallation position disengaged from the rail and in a final installation position engaged with and pressing the rail down against the sleeper; an intermediate sleeve fitted to the angle guide plate and including a tubular part with an inner cylindrical surface that defines a seat; a seal provided on or in the angle guide plate or in the seat, the seal both in the preinstallation position and in the final installation position contacting a shank of the fastener with at least one first sealing is surface and contacting the angle guide plate or the seat with at least one second sealing surface to create a seal between the seal and the shank and between the seal and the angle guide plate.