An elevator system wherein a cab is moved within a shaft by a tractive drive system that transmits torque frictional force on the interior surface of the shaft, enabling the cab to travel without cables and travel for long distances. The tractive drive system automatically regulates these normal forces. A method of controlling a plurality of these cabs disposed within a plurality of shafts by means of electronic systems.
ELEVATOR SYSTEM WITH SELF-PROPELLED AUTONOMOUS CAB
2022-12-01
Patent
Electronic Resource
English
IPC: | B66B Aufzüge , ELEVATORS |
SELF-PROPELLED ELEVATOR, AND METHOD FOR SWITCHING PATH OF SELF-PROPELLED ELEVATOR
European Patent Office | 2024
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