System and device of the telephone calls inopportunity (Machine-translation by Google Translate, not legally binding)

摘要

System and warning device for the inopportunity of telephone calls, characterized in that the system comprises an automatic switch, interleaved in the bell circuit of the subscriber's device using the alarm, whose switch, in the rest position, does not modify the operation of the telephone. said telephone, and disconnects the warning device, and in the service position removes the buzzer and switches the buzzer on, which, when receiving the power from the control panel, fulfills the following tasks: it passes to the conversation position the organs of the central and the line; sends to this the signal indicating the inopportunity of the call; prepares the generation of the emergency call in case of insistence of the calling subscriber, which requires only maintaining the connection for a certain time; this urgency call is activated, and finally, if the caller resigns to speak, when he hangs up, the whole system returns to the initial conditions. (Machine-translation by Google Translate, not legally binding)