Patent ID: 8763536
Filing Date: 2014-07-01
Classification: B61F,E01B

Abstract:
1. A truck lateral motion restricting device for controlling a lateral motion of a truck when a rolling stock running on a pair of left and right rails is derailed, comprising: a guard angle which is provided along the inside of the rail; and a stopper which projects downward from a more inward position than wheels of the truck and is in slidable contact with the inside surface of the guard angle in case of the derailment to restrict the lateral motion of the truck, wherein the stopper comprises a slidable contact portion, which has a slidable contact surface in slidable contact with the inside surface of the guard angle, and guide portions which project at front and rear portions of the slidable contact portion and have a front end inclined in a direction separating from the inside surface of the guard angle and a base having a guide slope provided continuously to the slidable contact surface, wherein the stopper comprises on the both sides of the upper portion of the slidable contact portion a truck support portion having a truck supporting surface which when the slidable contact surface is in slidable contact with the inside surface of the guard angle, is in slidable contact with the upper surface of the guard angle to restrict the downward motion of the truck, and wherein the truck support portion comprises downward guides portion, which project at front and rear portions of the truck support portion and have a front end inclined in a direction separating from the upper surface of the guard angle and a base having a downward guide slope provided continuously to the truck supporting surface.