Patent ID: 7228695
Filing Date: 2007-06-12
Classification: F24D

Abstract:
1. A heat pump type hot water supplying apparatus including a hot water reservoir tank ( 3 ), a circulating path ( 12 ) for connecting a water intake port ( 10 ) formed at the bottom of the hot water reservoir tank ( 3 ) and a hot water inlet ( 11 ) formed at the upper portion of the hot water reservoir tank ( 3 ) to each other, and a water circulating pump ( 13 ) and a heat exchanging path ( 14 ) which are disposed on the circulating path ( 12 ), in which a boiling operation is performed for heating the heat exchanging path ( 14 ) by a heat pump type heating source, boiling water which has not been heated yet from the water intake port ( 10 ) and returning the heated water to the hot water inlet ( 11 ), the heat pump type hot water supplying apparatus characterized in that: a bypassing path ( a freeze-proof operation by circulation is performed such that the water reserved in the hot water reservoir tank (