An escalator device includes a plurality of steps, wherein both sides of each step are provided with mounting portions and step wheels rotatably mounted to the mounting portions; step wheel guide rails fixedly arranged on both sides of the escalator device for guiding the step wheels of each step, during the operation of the escalator device, the step wheels of each step move along the step wheel guide rails on both sides respectively; and anti-detachment guide rails arranged on both sides of the escalator device, during the movement of the step wheels of each step along the step wheel guide rails on both sides respectively, the anti-detachment guide rails are located above and spaced apart from anti-detachment portions of each step, a piezoelectric sensor is provided on the surface of the anti-detachment guide rail facing the anti-detachment portion.
ESCALATOR DEVICE
2023-12-21
Patent
Elektronische Ressource
Englisch
Escalator step unit for escalator device and corresponding escalator device
Europäisches Patentamt | 2023
|