Water leak detector and method therefor

Details Water leak detector and method therefor Water leak detector and method therefor

1989-02-27

1989-12-19

Scott, J. R.

Electricity: circuit makers and breakers

Special application

Liquid or moisture responsive

H01H 2900

Patent

active

048884553

ABSTRACT:
In the absence of moisture, a separation between a pair of electrical contacts is maintained by a material that becomes frangible when moistened. When the material becomes moist, it breaks and the contacts close.

REFERENCES:
patent: 2049321 (1936-07-01), Sampson
patent: 2443687 (1948-06-01), Marquand
patent: 3200388 (1965-08-01), Uhlig
patent: 3311721 (1967-03-01), Wright
patent: 4001531 (1977-01-01), Crockett, Sr.
patent: 4193068 (1980-03-01), Ziccardi

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