Interlocking with stationary comb plates at landing platforms to sweep away debris, provide footwear traction, and guide steps smoothly through safety tracks, these parallel ridges embedded in moving treads are escalator grooves… READ MORE BELOW

Interlocking with stationary comb plates at landing platforms to sweep away debris, provide footwear traction, and guide steps smoothly through safety tracks, these parallel ridges embedded in moving treads are escalator grooves… READ MORE BELOW
