EMERGENCY UNLOCKING DEVICE IN A SLIDING AND ROTATING DOOR FOR VEHICLES, ESPECIALLY VEHICLES OF THE NEIGHBORHOOD PUBLIC TRAFFIC FOR PEOPLE.

摘要

Emergency unlocking device on a sliding and revolving door for vehicles, especially vehicles of the commuter public traffic for people, with at least one sliding door leaf in its longitudinal direction, which is suspended and is scrollable, can move together with the door leaf from a closed position, in which the door leaf is on the wall of the vehicle, to a moving position, in which the door leaf is outside in front of the vehicle door, and vice versa, and with a drive device for the movement of the door leaf, the force for the movement of the support guide is derived from its reaction force, being carried out a arrangement such that the door is driven from the closed position to the travel position and vice versa through a neutral position, through which it leads to the closed position, in which the emergency unlocking device has a spring storage cylinder, with which the tensioned spring is released by means of an emergency key and the support guide is pressed under the spring force at least beyond the neutral position outwards, characterized in that the emergency key (8) is provided with a device for automatic return from the operating position to the rest position, which has a spring element, which drives the emergency key (8) when the activation element (8.1) is released and / or when a predetermined period of time expires, returning to the rest position, in which in the rest position, the cylinder of Spring storage (5) is ventilated and the spring (5.1) is driven to the tensioned position, in which no spring force is exerted on the support guide (3).