Compact escalator

B - Operations – Transporting – 66 – B

Patent

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Details

B66B 9/08 (2006.01)

Patent

CA 2278186

The compact escalator according to the invention is provided with stair steps on different levels, wherein the height of each step (2) is variable, the steps (2) contain a fixed lower (4) and a vertically movable upper element (3), a lifting device is between the lower (4) and upper element (3) and said lifting device is connected to a control unit provided with at least a direction switch. Said lifting devices are hinged joint type mechanisms (6). Said lifting devices are pulley block type mechanisms. The lifting devices are provided with electric motor (5). The lifting devices are provided with hydraulic or pneumatic cylinders (13). The lifting devices are provided with starter and dead-end switches. Said starter switches are activated by weight sensors.

Selon la présente invention, l'escalier mécanique compact comporte des marches d'escalier sur différents niveaux, la hauteur de chaque marche (2) est variable. Les marches (2) comportent un élément inférieur (4) fixe et un élément supérieur qui se déplace de manière verticale. Un dispositif de levage est situé entre l'élément inférieur (4) et l'élément supérieur (3) et est relié à une unité de commande munie d'au moins un commutateur de direction. Lesdits dispositifs de levage sont des mécanismes (6) de type à joints articulés, des mécanismes de type palan. Lesdits mécanismes sont munis d'un moteur électrique (5), de vérins (13) hydrauliques ou pneumatiques, d'interrupteurs de démarrage et de commutateurs de fin de course. Lesdits interrupteurs de démarrage sont actionnées par des capteurs de poids.

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