A method for detecting trapped passengers in an elevator car (1) comprises collecting a sound in the elevator car (1) when an elevator controller (2) detects any failure of an elevator and comparing the level of the sound a threshold level. The method further includes automatically making a call to a help desk (26) and taking pictures in the interior of the elevator car (1) when the level of the sound exceeds the threshold level.
METHOD FOR DETECTING TRAPPED PASSENGERS IN ELEVATOR CAR
2018-08-23
Patent
Electronic Resource
English
IPC: | B66B Aufzüge , ELEVATORS |
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