Liquid heaters and vaporizers – Safety devices – Alarms or indicators
Patent
1985-02-01
1986-02-25
Favors, Edward G.
Liquid heaters and vaporizers
Safety devices
Alarms or indicators
122507, 1651341, F22B 3742
Patent
active
045721130
ABSTRACT:
A water leak control circuit in combination with a water heater having an inlet and a drain. The water leak control circuit simultaneously detects leaks, actuates an alarm, shuts off a water supply to the water heater, drains the heater, while releaseably maintaining the alarm activated, the water supply shut off and the heater drained, all of which is accomplished by means of leak responsive circuit.
REFERENCES:
patent: 3063432 (1962-11-01), Bond et al.
patent: 3069671 (1962-12-01), Taylor
patent: 4469051 (1984-09-01), Malaval
Favors Edward G.
Williamson Harold A.
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