Search International and National Patent Collections

1. (WO2018083764) DEVICE FOR MAINTENANCE/INSPECTION OF ELEVATOR MAIN ROPE, AND METHOD FOR MAINTENANCE/INSPECTION OF ELEVATOR MAIN ROPE

Pub. No.:    WO/2018/083764    International Application No.:    PCT/JP2016/082647
Publication Date: Sat May 12 01:59:59 CEST 2018 International Filing Date: Thu Nov 03 00:59:59 CET 2016
IPC: B66B 7/12
B66B 5/00
B66B 5/02
Applicants: MITSUBISHI ELECTRIC CORPORATION
三菱電機株式会社
Inventors: YANO, Yasunobu
矢野 康信
Title: DEVICE FOR MAINTENANCE/INSPECTION OF ELEVATOR MAIN ROPE, AND METHOD FOR MAINTENANCE/INSPECTION OF ELEVATOR MAIN ROPE
Abstract:
A device for performing maintenance/inspection of a main rope on the basis of an operational result, the device provided with a controller for controlling the operation of an elevator, wherein the controller has a service recording unit for counting the number of times the main rope passes through a pulley when an elevator cage moves between floors as a passage count for each of a plurality of regions of the main rope and recording the passage count as the operational result, and an alerting unit for variably controlling the rope speed during passage through a visual inspection location in accordance with the result of comparing the passage count of each of the plurality of regions on the basis of the operational result when a maintenance inspector visually inspects the main rope.