Remote detector to indicate leakage of liquids in toilet tanks

Details Remote detector to indicate leakage of liquids in toilet tanks Remote detector to indicate leakage of liquids in toilet tanks

1976-03-19

1977-03-08

Caldwell, John W.

Communications: electrical

Systems

Call station

200 6105, 340239R, 340244C, G08B 2100

Patent

active

040115534

ABSTRACT:
A luminous and/or audible remote detector to indicate leakage of liquids in stationary tanks, such as for toilets and the like, comprising one or several pairs of electrodes installed at a certain level of the tank or inside the drain pipe of same. Each pair of electrodes being connected to a source of energy and to a lamp and/or bell located on a remote display board. Each pair of electrodes actuating as a normally open or closed switches depending if they are located above or below of the normal level of the liquid contained in said tank, which serves as conductor between said electrodes, producing the energizing of the lamp or bell connected to its circuit and indicating visually or audibly to a supervisor malfunctioning or leakage of liquid in the normal operation of said tank.

REFERENCES:
patent: 2360434 (1944-10-01), Manning
patent: 2605342 (1952-07-01), Spurling
patent: 2752586 (1956-06-01), Jordan
patent: 2798215 (1957-07-01), Domingo et al.
patent: 3365710 (1968-01-01), Duplessy
patent: 3582930 (1971-06-01), Wiley

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