Elevator cable tensioning device

B - Operations – Transporting – 66 – B

Patent

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Details

B66B 7/10 (2006.01) B66B 11/00 (2006.01)

Patent

CA 2502523

An elevator built in place of an earlier elevator in an elevator shaft or equivalent. In the elevator, the elevator car is suspendended by means of hoisting ropes consisting of a single rope or several parallel ropes. The elevator has a traction sheave which moves the elevator car by means of the hoisting ropes. The elevator has rope portions of the hoisting ropes going upwards and downwards from the elevator car, and the rope portions going upwards from the elevator car are under a first rope tension (T1) which is greater than a second rope tension (T2), which is the rope tension of the rope portions going downwards from the elevator car, and the elevator has been built in place of an earlier elevator mounted in the elevator shaft or equivalent or by making modifications in the earlier elevator.

Cette invention concerne un ascenseur conçu pour remplacer un ancien ascenseur dans une gaine d'ascenseur ou analogue. Selon cet ascenseur, la cabine d'ascenseur est suspendue au moyen de câbles de suspension composés d'un seul câble ou de plusieurs câbles parallèles. Cet ascenseur comprend une poulie d'entraînement qui déplace la cabine d'ascenseur à l'aide des câbles de suspension. L'ascenseur comporte des segments de câbles des câbles de suspension qui montent et qui descendent depuis la cabine d'ascenseur, lesquels segments de câbles qui montent depuis la cabine d'ascenseur subissent une première tension de câble (T¿1?) qui est supérieure à une seconde tension de câble (T¿2?) correspondant à la tension de câble des segments de câbles qui descendent depuis la cabine d'ascenseur. Cet ascenseur est fabriqué à la place d'un ancien ascenseur monté dans la gaine d'ascenseur ou analogue ou au moyen de modifications apportées à l'ancien ascenseur.

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