Circulating water heater

Details Circulating water heater Circulating water heater

1976-06-03

1977-12-27

O'Dea, William F.

Heating systems

Automatic control

Water

237 19, 237 8C, F24D 308

Patent

active

040650545

ABSTRACT:
In a circulating water heater, a water heater is located in a flow circuit connected in parallel with a domestic water circuit. A heating circuit is connected in parallel with the domestic water circuit. A change-over valve interconnects the flow circuit containing the water heater with the domestic water circuit and the valve is also connected to the heating circuit. A short-circuit line including a pump interconnects the supply flow line and the return flow line in the flow circuit containing the water heater.

REFERENCES:
patent: 2813683 (1957-11-01), Dillman
patent: 3544005 (1970-12-01), Meier
patent: 3669351 (1972-06-01), Meier et al.
patent: 3885736 (1975-05-01), Amagani et al.

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