Security fence system

Details Security fence system Security fence system

1979-11-23

1982-03-02

Kundrat, Andrew V.

Communications: electrical

Condition responsive indicating system

Specific condition

256 10, 256 48, 174158F, G08B 1322

Patent

active

043180884

ABSTRACT:
A security fence system in which single-strand wires are arranged in pairs and stretched between conventional fence posts. Electrical current is passed through the pair of wires which are arranged such that upon disturbing the wires by attempting entry into the fenced area the current path will be altered, the condition sensed by a detection device, and an alarm is set off.

REFERENCES:
patent: 1483005 (1924-02-01), McNair
patent: 2350290 (1944-05-01), Moore
patent: 2364994 (1944-12-01), Moore
patent: 2398442 (1946-04-01), Moore
patent: 2421771 (1947-06-01), Browning
patent: 2512740 (1950-06-01), Evans
patent: 2530247 (1950-11-01), Koonz
patent: 3047849 (1962-07-01), Hansen
patent: 3230518 (1966-01-01), Vassil et al.
patent: 4155083 (1979-05-01), Slaats et al.
patent: 4196890 (1980-04-01), Einhorn
patent: 4220949 (1980-09-01), Pope et al.

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