Back up alarm system

Details Back up alarm system Back up alarm system

G - Physics

08

B

340/125, 340/140

G08B 13/02 (2006.01) B60R 25/10 (2006.01)

Patent

CA 1053775

ABSTRACT OF THE DISCLOSURE Electrically conductive leads electrically connect a relay, a source of electrical energy and a radio transmitter for transmitting radio signals in a back up circuit. The relay is electrically connected to the electric circuit of a burglar alarm system When an electrical conductor of the burglar alarm system is cut, the relay closes the back up circuit to actuate the transmitter to transmit radio signals indicating that an electrical conductor of the burglar alarm circuit has been cut.

237933

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