Security alarm arrangement

Details Security alarm arrangement Security alarm arrangement

1982-08-25

1985-06-25

Rowland, James L.

Communications: electrical

Condition responsive indicating system

Specific condition

340668, 200 6193, 256 10, 256 32, G08B 1312

Patent

active

045257019

ABSTRACT:
This invention relates to a security alarm arrangement which embodies a substantially helically extending deterrent wire generally of a coiled configuration. At least one longitudinally extending electrically conductive wire passes through the helical wire configuration in the general direction of the axis thereof. The helical wire configuration and the longitudinally extending wire are both connected to an alarm system which will trigger should the two wires be brought into contact.

REFERENCES:
patent: 697259 (1902-04-01), Lavely
patent: 3504892 (1970-04-01), Crist
patent: 3778805 (1973-12-01), Gould
patent: 4041265 (1977-08-01), Brave et al.
patent: 4196890 (1980-04-01), Einhorn

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