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Title:
PASSENGER CONVEYOR OR DEVICE FOR DETECTING ANOMALY OF STEP OF PASSENGER CONVEYOR
Document Type and Number:
Japanese Patent JP2018002433
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide means for detecting anomaly of a step shape, such as projection of fastening screw for a tread, lifting of the tread or breakage of a rear wheel even when a step tread is not in parallel with a step advancement direction.SOLUTION: A line sensor is disposed on a return side of a step to measure a substantially vertical directional position of a step tread and detects anomaly of a step shape by comparing with a normal value.SELECTED DRAWING: Figure 1

Inventors:
DOSONO BIREI
TAKAHASHI TETSUYA
Application Number:
JP2016133857A
Publication Date:
January 11, 2018
Filing Date:
July 06, 2016
Export Citation:
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Assignee:
HITACHI LTD
International Classes:
B66B29/00
Attorney, Agent or Firm:
Yuji Toda



 
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