escalator with step brushes, step of such an escalator, as well as process for upgrading an escalator

摘要

"TREAD BRUSHES, DEGREES FROM A TREAD OF THIS TYPE, AS WELL AS PROCESS FOR MODERNIZING A TREAD". The invention relates to a step escalator (1) having an access step surface (4) with a corner of the access step (2), wherein step brushes (3) are arranged in the corner normal or vertical access step (2).