| 摘要 |
<p>PROBLEM TO BE SOLVED: To detect whether or not a maintenance worker carries an IC tag in advance, and to reduce a work load of the maintenance worker to improve working efficiency by automatically performing switching between effectiveness and ineffectiveness of switch operation during maintenance work according to a position of the maintenance worker.SOLUTION: A landing floor reader 21 is arranged in a landing floor 15 through which a maintenance worker 17 certainly passes before performing work inside a hoistway 1. After determining whether or not the maintenance worker 17 carries a portable tag 18, it is determined whether or not movement restriction control of the elevator by switches 25, 26 is executed according to presence/no presence of detection of the maintenance worker 17 by car readers 19, 20. IC tags 22, 23 for failure detection are installed inside the hoistway 1 in order to detect tag reading abnormality by the car readers 19, 20, and when the abnormality is recognized, the movement restriction control of the elevator by the switches 25, 26 is certainly executed.</p> |
