This invention is directed to a self-propelled elevator system having multiple motors or one motor, and methods for synchronizing said multiple motors. This invention is also directed to an elevator brake system to be used in said self-propelled elevator system or other types of elevators to increase their level of safety.
SELF-PROPELLED ELEVATORS AND ELEVATOR BRAKE SYSTEMS
2020-02-20
Patent
Elektronische Ressource
Englisch
IPC: | B66B Aufzüge , ELEVATORS |