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|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||126/362 ; 126/435 ; 237/59 ; 137/113|
|발명자 / 주소|
|인용정보||피인용 횟수 : 7 인용 특허 : 1|
A water heating system comprises a lower energy storage tank connected with a source of energy and an upper tank mounted on top of the lower. The upper tank may be a conventional water heater or a water storage tank connected at an outlet therefrom with an instantaneous type water heater, and the tanks are interconnected through a valve. The valve operates to direct incoming cold water through a heat exchanger in the lower tank for being preheated prior to introduction into the upper tank and accommodates a thermal syphon effect between the tanks when fr...
Apparatus for heating water, comprising a first tank having an inlet, an outlet and a drain; a second tank for containing a supply of heat transfer fluid, said second tank being disposed below said first tank; means for connecting the heat transfer fluid in said second tank with a source of energy to heat the fluid; a heat exchanger disposed in said second tank, said heat exchanger having an inlet and an outlet and said outlet being connected to said first tank inlet; and valve means having a first inlet for connection with a supply of fresh water, a sec...