| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To prevent the stop of heating the hot water arising from a misunderstanding by a user that the expansion water generated in boiling up the water is the leaked water, or caused by freezing. <P>SOLUTION: This hot water storage type water heater is constituted to release the rise of internal pressure of a hot water storage tank 2 as the expansion water H found when the water is heated by a heating means 6, from a pressure relief valve 13, and to evaporate the expansion water H by utilizing the heat of the hot water stored in the hot water storage tank 2 by an expansion water evaporating means 14. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
