Electric signalling system for remotely spaced stations

Claim 1

AN ELECTRIC SYSTEM FOR ACTUATING ELECTRIC LOADS AT A PLURALITY OF REMOTELY LOCATED STATIONS, COMPRISING AT EACH STATION A PLURALITY OF ELECTRIC LOAD EACH HAVING AN ELECTRIC CIRCUIT AND EACH DESIGNATING A DIFFERENT ONE OF SAID STATIONS, AT EACH STATION A MOVABLE SCANNER SWITCH INCLUDING A PLURALITY OF OPERATING SWITCHES ONE CONNECTED IN THE ELECTRIC CIRCUIT OF EACH OF SAID LOADS, AN ELECTRIC CIRCUIT INTERCONNECTING THE PLURALITY OF SCANNER SWITCHES AND LOADS, THE SCANNER SWITCHES BEING ARRANGED TO ACTUATE SIMULTANEOUSLY ALL OF THE OPERATING SWITCHES DESIGNATING THE SAME ONE OF THE STATIONS, ELECTRIC DRIVE MEANS FOR EACH SCANNER SWITCH FOR ACTUATING THE ASSOCIATED OPERATING SWITCHES ONE AT A TIME, EACH ELECTRIC DRIVE MEANS HAVING AN ELECTRIC CIRCUIT, ELECTRIC DRIVE CONTROL MEANS AT EACH STATION INCLUDING SWITCH MEANS IN THE ELECTRIC CIRCUIT OF EACH DRIVE MEANS FOR CONTROLLING THE OPERATION OF THE LATTER, AN ELECTRIC CIRCUIT INTERCONNECTING THE PLURALITY OF DRIVE CONTROL MEANS, CONTROL SWITCH MEANS AT EACH STATION IN THE ELECTRIC CIRCUIT OF THE SCANNER SWITCHES AND EACH OPERABLE AT ITS STATION FOR RELEASABLY COMPLETING THE ELECTRIC CIRCUIT OF ITS DESIGNATING LOADS AT THE OTHER STATIONS, AND START SWITCH MEANS AT EACH STATION IN THE ELECTRIC CIRCUIT OF THE DRIVE CONTROL MEANS AND EACH OPERABLE AT ITS STATION FOR ACTUATING THE PLURALITY OF DRIVE CONTROL MEANS SIMULTANEOUSLY FROM SAID STATION.