A service alarm device for use in an elevator system, the service alarm device including a control board configured to receive at least one safety signal, and an alarming device in communication with the control board, wherein the control board is configured to activate the alarming device based on the at least one safety signal.
Service alarm device for warning if an elevator safety device is not activated
2020-01-07
Patent
Electronic Resource
English
IPC: | B66B Aufzüge , ELEVATORS |