ABNORMALITY DIAGNOSTIC DEVICE FOR HYDRAULIC ELEVATOR

摘要

PROBLEM TO BE SOLVED: To provide an abnormality diagnostic device for a hydraulic elevator, which can grasp the forerunners of abnormalities before parts which substantially interfere with continuous operations, get out of order. ;SOLUTION: Data for the landing level of a car 9 and data for an inching operation actuating condition are inputted into a data measurement part, and it is so designed that, when no inching operation is started even when the landing level of the car is due to start inching, a car position detector 11 it out of order, when the inching operation occurs repeatedly at every floor, a positector 8 is out of order, and when the inching operation occurs repeatedly at specified floors, a shielding plate 7 is out of order.;COPYRIGHT: (C)1999,JPO