Patent ID: 8341885
Filing Date: 2013-01-01
Classification: E05F,E05Y,E06B

Abstract:
1. A system for controlling a door, enabling driving from an initial control position, P i of its travel in a first direction at a speed v 1 as far as a final control position, P f , said safety function control system comprising motor, control and sensing means, and a safety function comprising means for performing the following steps in the event of impact with an obstacle obstructing the path of said door in the first direction involving the control having a program that when executed performs: (a) detection of the impact, stoppage of the motor, and storage of an impact position, P (b) reversal of the travel of the door by driving it in a second direction, opposite to the first direction, at a speed v (c) after a waiting time, Δt (d) if the door driven in the first direction at a reduced speed of v (e) if on the other hand the door driven in the first direction at reduced speed v (f) if after a predetermined number N of repetitions of said cycle the obstacle is still detected, driving of the door in the second direction at speed v