| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a heat pump hot water supply machine, reducing heat radiation loss of a high temperature part to attain higher energy efficiency by providing a heat insulation structure capable of completely exhibiting the performance of a heat insulation material without impairing serviceability in a market and productivity in making goods. <P>SOLUTION: This heat pump hot water supply machine has a structure of sealing or eliminating an air layer between at least one of a refrigerant compressor 7, a high-temperature refrigerant pipe between the refrigerant compressor 7 and a water-refrigerant heat exchanger, and the high-temperature part of the high-temperature water pipe between an outlet of the water-refrigerant heat exchanger and a hot water delivery side connector and the heat insulating material 20. <P>COPYRIGHT: (C)2008,JPO&INPIT |
