| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve the starting characteristics of a vacuum pump in an oxygen supplier constituted of an oxygen enricher incorporated in the main body of a hot water storage type water heater and the vacuum pump. <P>SOLUTION: In the case that a temperature detected in an outdoor air temperature detection means 8 is a prescribed temperature or lower, an intake fan drive delay means 9 drives an intake fan 5 after the lapse of prescribed time from the drive of the vacuum pump 7. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
