STEP CHAIN OF ESCALATOR, ESCALATOR AND INSTALLATION METHOD OF STEP CHAIN OF ESCALATOR

摘要

PROBLEM TO BE SOLVED: To provide a chain that can downsize equipment for pulling the chain, without damaging the quality of the chain by reducing a load when pulling the escalator chain.SOLUTION: A step chain of an escalator includes a plurality of rollers, a plurality of first link plates and a plurality of second link plates. The pair of first link plates is arranged so as to bridge the corresponding two rollers. The pair of second link plates is arranged so as to bridge end parts of the pair of first link plates and end parts of another adjacent pair of first link plates. The first link plates and the second link plates both have a convex part between hole parts for mounting the rollers.SELECTED DRAWING: Figure 8