Team communication between elevators and housing. (Machine-translation by Google Translate, not legally binding)

摘要

Communication equipment lifts and housing applicable to dwellings with facility doorphone conventional; characterized in that has a plate of cabin (1) equivalent to the plate street (2) doorphone, connected in parallel with her and placed inside the elevator (3), allowing communication from inside the elevator with any associated floor the doorphone; special being provided backup power (8) unit that connects between taking doorphone red and power supply network, asi supplying said supply if same failure. (Machine-translation by Google Translate, not legally binding)