| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a hot water storage type heating device equipped with an automatic air bleeding means embodied in a small and compact construction. <P>SOLUTION: The hot water storage type heating device is equipped with a heating means 3 to heat a hot water in a tank 2 to a high temperature, a high-temperature water supply pipe 8 to supply a heating heat-exchanger 4 with the high-temperature water fed from a hot water outlet 7 in the upper part of the tank 2, and a primary circulation circuit 12 including a primary side circulating pump 10 through which the hot water with the temperature sunk after a heat exchange made by the heating heat-exchanger 4 is returned to the tank 2 from a return hole 9 formed in the lower part of the tank 2 via a return pipe 11, wherein further the automatic air bleeding means 23 formed from an ultra-water repellent, porous medium 24 is installed in the uppermost part of the tank 2, and an automatic air bleeding valve as the means 23 formed from the ultra-water repellent, porous medium 24 consists of a resin permitting passage of the air but not water (hot water) and is free of a movable part, so that this can be embodied in a smaller and compacted construction and accordingly be mounted in a saved space. <P>COPYRIGHT: (C)2009,JPO&INPIT |
