Automatic bypass switch for household security system

Details Automatic bypass switch for household security system Automatic bypass switch for household security system

1982-12-23

1985-05-14

Crosland, Donnie L.

Communications: electrical

Condition responsive indicating system

With particular system function

340527, 340532, G08B 2300

Patent

active

045175560

ABSTRACT:
An automatic bypass switch comprising an electronic switch circuit responsive to voltage signals generated by the delay circuit and armed status of an electronic alarm system. The output of the bypass switch is connected to one or more detection circuits so as to shunt or prevent activation when the control has been armed until the delay circuit has been activated. From this time until the panel has been disarmed and rearmed again, the controlled detection circuit(s) is active and not shunted.

REFERENCES:
patent: 3594768 (1971-07-01), Harris
patent: 4188621 (1980-02-01), Heckelman et al.
patent: 4427975 (1984-01-01), Kinzie

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