Guard rail`s movable string rail mounting device for traffic lane, has support assembly arranged for tilting movable string rail to contact guiding unit that permits rail to slide when rail is displaced linearly

摘要

The device has a support assembly (6) arranged for mounting a rocker lever (15), a support flange (16) and a roller (17) for tilting a movable string rail (1) with respect to a rolling unit (8). The string rail is tilted to contact a guiding unit (14) that presents the string rail with fixed string rails for free sliding of the string rail (1) during the linear displacement of the string rail (1).