| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To reduce an outside dimension of a hot water storage tank by omitting an air vent valve from the hot water storage tank, and to easily arrange the hot water storage tank in parallel in either longitudinal direction or transverse direction. <P>SOLUTION: A hot water supply pipe 6 is mounted on an upper part of the hot water storage tank 2 having the flat shape as a whole, and comprising a heating element 5, a water supply pipe 4 for supplying the water, and the hot water supply pipe 6 for discharging the hot water, and an upper face 7 of the tank is inclined to heighten a hot water supply pipe 6 side, thus bubbles of steam generated in the hot water storage tank 2 in boiling are discharged with the hot water from the hot water storage tank 2 through the hot water supply pipe 6. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
