| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To reduce risk in piping work, to reduce a material cost and a labor cost, and to shorten a working term. <P>SOLUTION: This sealed type hot water storage device 1 suitable for a circulation type hot water supply system is provided with a sealed type hot water storage tank 2. A hot water outflow pipe 3 is passed through in one side opening of a lower part of the hot water storage tank 2, and a supplementary feed water pipe 4 is connected to the other side opening. A circulation hot water supply pipe 5 is connected to a lower end of the hot water outflow pipe 3, and the other end of the circulation hot water supply pipe 5 is connected to a lower end of the supplementary feed water pipe 4. A heater 8 is installed in an outside of the hot water storage tank 2. The hot water outflow pipe 3 is provided to make hot water staying in an upper part inside the hot water storage tank 2 flow out from the lower part of the hot water storage tank 2, and is erected inside the hot water storage tank 2 to position the upper opening in a proper height. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
