An elevator safety system including a controller, and a hoistway safety node arranged at a pit portion of an elevator hoistway. The hoistway node is operatively connected to one of a pit safety device and a lower hoistway device arranged at the elevator pit. A first bus links the hoistway node and the controller. The first bus passes communication signals directly from the hoistway node to the controller. A car node is arranged in an elevator car. The car node is operatively connected to a car safety device arranged at the elevator car. A second bus links the car node and the controller. The second bus passes communication signals directly from the car node to the controller.
Elevator safety system having multiple buses
21.06.2016
Patent
Elektronische Ressource
Englisch
IPC: | B66B Aufzüge , ELEVATORS |