Power supply for burglar or fire alarm

Claim 1

IN AN ALARM ADAPTED TO BE LOCATED ON A PREMISES TO BE PROTECTED AND SUPERVISED AT A POINT REMOTE FROM SAID PREMISES INCLUDING A MOTOR, A CODE WHEEL ROTATABLY DRIVEN BY SAID MOTOR, AN ELECTRIC CIRCUIT CONNECTED TO SAID REMOTE SUPERVISORY POINT AND ADAPTED TO TRANSMIT SIGNALS CAUSED BY ROTATION OF SAID CODE WHEEL, A MONITORED DETECTING CIRCUIT ON SAID PREMISES, A POWER SOURCE FOR ENERGIZING SAID MOTOR AND SAID DETECTING CIRCUIT, CONTROL MEANS IN SERIES WITH SAID DETECTING CIRCUIT AND ARRANGED TO ENERGIZE SAID MOTOR UPON A FAULT IN SAID DETECTING CIRCUIT, THE IMPROVEMENT COMPRISING: SAID MOTOR BEING A D.C. MOTOR AND SAID POWER SOURCE INCLUDING A TRANSFORMER HAVING A PRIMARY WINDING ADAPTED TO BE CONNECTED TO THE A.C. POWER MEANS ON SAID PREMISES AND A SECONDARY WINDING, A FIRST RECTIFIER MEANS HAVING AN INPUT CONNECTED TO SAID SECONDARY WINDING AND AN OUTPUT, A PERMANENT TYPE STORAGE BATTERY CONNECTED ACROSS SAID OUTPUT OF SAID FIRST RECTIFIER, THE OUTPUT OF SAID FIRST RECTIFIER BEING FURTHER CONNECTED TO SAID DETECTING CIRCUIT TO ENERGIZE SAME, SAID OUTPUT OF SAID FIRST RECTIFIER BEING PERIODICALLY CONNECTED TO SAID D.C. MOTOR BY SAID CON-