MECHANICAL STAIRCASE WITH CONTRAHUELLA BRUSHES, SCRATCH OF A MECHANICAL STAIRCASE OF THIS TYPE AND PROCEDURE TO MODERNIZE A MECHANICAL STAIRCASE.

摘要

Escalator with steps (1``, 1) that has a footprint surface (6) and a riser surface (7), with some riser brushes (3) being arranged on the riser surface (7), characterized in that the riser brushes are arranged across the width of the riser surface in a direction approximately parallel to the riser surface.